SIZER Genealogy

171 SIZERs. Related surnames: SAYER (486) SASSER (364) SETZER (275) SIES (84) SEITZER (67) SAWER (61) SUZOR (75) SYER (46) SIZE (46) SITZER (36).

WikiTree is a community of genealogists growing The Free Family Tree. This is our current SIZER index. If you agree with our 9-Point Honor Code we'd love your help filling in the blanks and fixing mistakes.

Sponsored by MyHeritage

Do you have a GEDCOM? Register now and have every name in your tree searched. It's free (like everything on WikiTree).
Alice SizerFrancis Sizer
171 SIZERs. Click Name or Birth to resort.
Display density:  
Name Birth Manager Edit Date sorted up sort
abt 1852 Williamstown, Victoria., Austrlia - 05 Oct 1914 Fred MacDonald 27 Sep 2016 Privacy Level: Open (White)Privacy Level: Open (White)
1890s - 1940s Amy Campbell 25 Sep 2016 Privacy Level: Private with Public Biography (Orange)Privacy Level: Private with Public Biography (Orange)
10 Sep 1861 Michigan - 21 Jan 1920     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
A1 Salina Sizer 21 Aug 2016 Privacy Level: Private with Public Biography and Family Tree (Yellow)Privacy Level: Private with Public Biography and Family Tree (Yellow)
abt 01 Nov 1804 Blandford, Massachusetts - abt 1880 Kathy Wierenga 31 Jul 2016 Privacy Level: Open (White)Privacy Level: Open (White)
12 Apr 1943 Sweetwater, Monroe Co., Tn. - 24 Feb 2015 28 Jul 2016 Privacy Level: Open (White)Privacy Level: Open (White)
05 Jan 1866 Longford, Tasmania, Australia - 05 Jun 1949 Karen Hughes 3 Jul 2016 Privacy Level: Open (White)Privacy Level: Open (White)
16 Jun 1874 Longford, Tasmania, Australia - 20 Jan 1875     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
24 Sep 1871 Longford, Tasmania, Australia - 20 Mar 1952     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
20 Jun 1868 Longford, Tasmania, Australia - 15 Mar 1938     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
26 Jun 1864 Longford, Tasmania, Australia - 19 Aug 1934     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
02 Dec 1862 Little Hampton, Tasmania, Australia - 01 Sep 1944     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
30 Aug 1861 Longford, Tasmania, Australia - 15 Sep 1929     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
20 Apr 1860 Little Hampton, Tasmania, Australia - 15 Oct 1912     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
1835 Soham, Cambridgeshire, England - 04 Dec 1908     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
23 Sep 1842 Cicero, Onondaga, New York - 31 May 1849 Vi Thiesing 7 Jun 2016 Privacy Level: Open (White)Privacy Level: Open (White)
04 Nov 1846 Cicero, Onondaga, New York, USA - 28 Nov 1925     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 1903 6 Jun 2016 Privacy Level: Open (White)Privacy Level: Open (White)
27 May 1934 Sweetwater, Monroe Co., Tn. - 23 Sep 2005     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
25 Mar 1840 Middletown, Middlesex, Connecticut - 09 Dec 1862 Patrick Barnum 30 May 2016 Privacy Level: Open (White)Privacy Level: Open (White)
aft 1772 Ohio Vickie McFeters 22 May 2016 Privacy Level: Open (White)Privacy Level: Open (White)
15 Nov 1830 Pennsylvania - 14 Jul 1901 Doug Rogers 2 May 2016 Privacy Level: Open (White)Privacy Level: Open (White)
10 May 1707 Azores, Portugal - 21 Sep 1753 Michael Davids 14 Apr 2016 Privacy Level: Open (White)Privacy Level: Open (White)
11 Nov 1746 Middletown, Middlesex, Connecticut, USA - 01 Dec 1826 Vi Thiesing     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 27 Jan 1736 Middletown, Middlesex County, CT - abt 23 Dec 1820 Kathy Wierenga 12 Apr 2016 Privacy Level: Open (White)Privacy Level: Open (White)
abt 12 Mar 1763 Middletown, Middlesex County, CT - abt 17 Oct 1840     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
01 Nov 1804 Blandford, Hampden, Massachusetts Michael Davids     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 1834 Blandford, Hampden, Massachusetts - 03 Sep 1906     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
24 Apr 1870 Elk Rapids, Antrim, Michigan - 09 Sep 1946     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
05 Oct 1911 Grand Junction, Mesa, Colorado - 2005     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
20 Jul 1756 Middletown, Middlesex, Connecticut - 16 Dec 1841 Kim Cook 9 Mar 2016 Privacy Level: Open (White)Privacy Level: Open (White)
26 Apr 1877 Mass. USA Lisanne Searle 8 Feb 2016 Privacy Level: Open (White)Privacy Level: Open (White)
28 Aug 1825 Western, Oneida, New York - 27 Oct 1903 Rick Bell 2 Feb 2016 Privacy Level: Open (White)Privacy Level: Open (White)
09 May 1798 Middletown, Middlesex, Connecticut - 15 May 1877 Patrick Barnum     ditto Privacy Level: Open (White)Privacy Level: Open (White)
07 Feb 1800 Danbury, Fairfield, Connecticut Colony - 30 Aug 1822     ditto 30 Jan 2016 Privacy Level: Open (White)Privacy Level: Open (White)
02 Jul 1842 Middletown, Middlesex, Connecticut - Nov 1926     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
27 Aug 1837 Middletown, Middlesex, Connecticut     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
05 Apr 1835 Middletown, Middlesex, Connecticut - Apr 1911     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
26 Feb 1833 Steuben, Oneida, New York - 08 Jan 1900     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
20 Jan 1831 Middletown, Middlesex, Connecticut - 19 Mar 1853     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
23 Nov 1828 Middletown, Middlesex, Connecticut     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
14 Nov 1822 Middletown, Middlesex, Connecticut     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 1831 Massachusettes - 21 Feb 1918 Kathy Wierenga 20 Jan 2016 Privacy Level: Open (White)Privacy Level: Open (White)
abt 1878 Barrie, Vespra Twp, Simcoe, On, Canada - aft 1902     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
Leslie Ann (Sizer) Price 1970s Donald Womble 9 Jan 2016 Privacy Level: Private (Red)Privacy Level: Private (Red)
abt 23 Jun 1883 Canada - abt 1960 Kathy Wierenga 9 Dec 2015 Privacy Level: Open (White)Privacy Level: Open (White)
abt 1873 Barrie, Canada     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 1870 Canada - abt 1950     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
06 Jan 1860 Innisfil, Ontario, Canada - 23 Aug 1950     ditto     ditto Privacy Level: Public (Green)Privacy Level: Public (Green)
12 Apr 1861 Elizabeth, New Jersey, USA - 29 Oct 1938 Vi Thiesing 30 Nov 2015 Privacy Level: Open (White)Privacy Level: Open (White)
01 Sep 1873 Mossy Creek, Tennessee - 23 Feb 1964     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
04 May 1804 Madison, New York - 28 Jun 1849     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
29 Jul 1806 - 31 Dec 1807     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
30 Sep 1802 New City, Rockland, New York, United States - 1825     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
1801     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
27 Mar 1823 Steuben, New York, United States - 09 Aug 1906     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
24 Sep 1819 New York, United States - 16 Jan 1898     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
28 Sep 1827 Boonville, Oneida, New York, United States - 16 Nov 1892     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 1828 New York     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 1862 Michigan     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
Apr 1863 Michigan     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
May 1865 Wisconsin     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
Nov 1868 Wisconsin     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
16 Jan 1777     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
25 Jan 1775 - Feb 1776     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
22 Jan 1783 Massachusetts, United States     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
20 Sep 1785     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
28 Feb 1773 - Feb 1824     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
05 Jun 1780 Springfield, Hampden, Massachusetts, United States - 22 Nov 1829     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
10 Mar 1768 Middletown - 21 Apr 1769     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
10 May 1770     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
14 Mar 1728 Middletown, Middlesex, Connecticut, United States - 22 Nov 1806     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
1747 Middletown, Middlesex, Connecticut, United States - 1747     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
30 Nov 1744 Middletown, Middlesex, Connecticut, United States - 23 Nov 1823     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
27 Sep 1729 Middletown, Hartford, Connecticut, United States - 1752     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
30 May 1734 Middletown, Middlesex, Connecticut, USA - 1764     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
05 May 1732 Middletown, Hartford, Connecticut, United States - 21 Mar 1814     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
30 May 1734 Middletown, Middlesex, Connecticut, USA - 06 Nov 1761     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
01 Jan 1739 Middletown, Middlesex, Connecticut, United States - 15 Jan 1823     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
07 Feb 1736 Middletown, Middlesex, Connecticut, USA - 23 Dec 1820     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
20 Mar 1743 Middletown, Hartford, Connecticut, United States - 19 Aug 1818     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
03 Mar 1728 Middlesex, Connecticut, United States - 18 Mar 1774     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
10 Apr 1731 Middletown, Middlesex, Connecticut, United States - 01 Oct 1731     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
09 May 1842 Massachusetts, USA - 23 Nov 1890     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
1835 Massachusetts, USA     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
1840 Massachusetts, USA     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
1846 Masssachusetts, USA     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
1849 Massachusetts, USA     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
1856 Massachusetts, USA     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 1833 Massachusetts     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
07 Feb 1808 Chester, Hampden, Massachusetts, USA - 28 Jul 1875     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
19 Aug 1806 Chester, Hampden, Massachusetts, United States - 11 Jan 1888     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
Jul 1812 Chester, Hampden, Massachusetts, United States - Sep 1814     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
06 Jul 1809 Chester, Hampden, Massachusetts, United States     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
17 Sep 1815 Chester, Hampden, Massachusetts, United States - 26 Oct 1874     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
28 Feb 1823 Chester, Hampden, Massachusetts, United States     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
24 Apr 1821 Chester, Hampden, Massachusetts, United States - 06 Nov 1885     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
13 Jul 1826 Chester, Hampden, Massachusetts, United States - 15 Feb 1900     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
02 Apr 1855 Onandaga, New York - 05 Feb 1942     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
01 Oct 1773 Middleton, Connecticut - 01 Apr 1844     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
30 Sep 1817 Chester, Hampden, Massachusetts, United States - 14 Apr 1874     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
23 Mar 1861 Medina, Dane, Wisconsin Doug Rogers 18 Oct 2015 Privacy Level: Open (White)Privacy Level: Open (White)
1926 Council Bluffs Iowa - 1995 Richard Blackman 23 Sep 2015 Privacy Level: Open (White)Privacy Level: Open (White)
1960s - 2010s     ditto     ditto Privacy Level: Private with Public Biography and Family Tree (Yellow)Privacy Level: Private with Public Biography and Family Tree (Yellow)
1920s - 1990s     ditto     ditto Privacy Level: Private with Public Biography and Family Tree (Yellow)Privacy Level: Private with Public Biography and Family Tree (Yellow)
Mike G. Sizer 1960s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
abt 1832 Bottlepoint County, Virginia Jacob Grisley 3 Sep 2015 Privacy Level: Open (White)Privacy Level: Open (White)
abt 1827 Mifflin County, Pennsylvania     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 1823 Virginia     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
    ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
03 Apr 1834 Cass County, Indiana - 09 Aug 1905     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
Angela J. Sizer 1980s Derrick Watson 22 Aug 2015 Privacy Level: Private (Red)Privacy Level: Private (Red)
Joanne E. Sizer 1980s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Michelle L. Sizer 1980s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Claire J. Sizer 1970s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Paul R. Sizer 1970s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Alan L. Sizer 1940s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Unlisted SIZER     ditto     ditto Privacy Level: Unlisted (Black)Privacy Level: Unlisted (Black)
abt 1834 Alleghany County, VA Roy Lockhart 13 Aug 2015 Privacy Level: Open (White)Privacy Level: Open (White)
25 Aug 1908 - abt 1982 Barbara Baker 3 Aug 2015 Privacy Level: Open (White)Privacy Level: Open (White)
14 Aug 1923 - 18 Mar 2015 5 Jul 2015 Privacy Level: Open (White)Privacy Level: Open (White)
photo 02 Jul 1878 - abt 1940 Lawerence Duguay 28 Feb 2015 Privacy Level: Open (White)Privacy Level: Open (White)
photo abt 1830 - 1879     ditto 27 Feb 2015 Privacy Level: Open (White)Privacy Level: Open (White)
1930s Leroy Matlock 26 Feb 2015 Privacy Level: Private with Public Biography and Family Tree (Yellow)Privacy Level: Private with Public Biography and Family Tree (Yellow)
abt 1831 Bob Baker 29 Jan 2015 Privacy Level: Open (White)Privacy Level: Open (White)
1796 Fred Nix 29 Oct 2014 Privacy Level: Open (White)Privacy Level: Open (White)
Mar 1886 Wisconsin Phil Miller 8 Sep 2014 Privacy Level: Open (White)Privacy Level: Open (White)
abt 1860 Wisconsin     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
abt 1834 Haverhill, Suffolk, England     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
Aug 1888 Wisconsin     ditto     ditto Privacy Level: Open (White)Privacy Level: Open (White)
04 Oct 1882 Fall River, Columbia, Wisconsin, United States - 05 Jul 1972     ditto     ditto Privacy Level: Public (Green)Privacy Level: Public (Green)
Rhonda Bales 15 Aug 2014 Privacy Level: Open (White)Privacy Level: Open (White)
1875 - 1945 E Smith 14 Jul 2014 Privacy Level: Open (White)Privacy Level: Open (White)
photo A7 1940s Charles Sizer 22 Dec 2013 Privacy Level: Private with Public Biography and Family Tree (Yellow)Privacy Level: Private with Public Biography and Family Tree (Yellow)
Donald Womble 21 Aug 2013 Privacy Level: Public (Green)Privacy Level: Public (Green)
    ditto     ditto Privacy Level: Private with Public Biography (Orange)Privacy Level: Private with Public Biography (Orange)
    ditto     ditto Privacy Level: Public (Green)Privacy Level: Public (Green)
    ditto     ditto Privacy Level: Public (Green)Privacy Level: Public (Green)
    ditto     ditto Privacy Level: Public (Green)Privacy Level: Public (Green)
    ditto     ditto Privacy Level: Public (Green)Privacy Level: Public (Green)
abt 1910     ditto     ditto Privacy Level: Public (Green)Privacy Level: Public (Green)
    ditto     ditto Privacy Level: Private with Public Biography (Orange)Privacy Level: Private with Public Biography (Orange)
1906 District of Columbia - 02 Feb 1954     ditto     ditto Privacy Level: Public (Green)Privacy Level: Public (Green)
Unlisted SIZER     ditto     ditto Privacy Level: Unlisted (Black)Privacy Level: Unlisted (Black)
Erica Sizer 1980s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Austin Sizer 1980s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
    ditto     ditto Privacy Level: Private with Public Biography (Orange)Privacy Level: Private with Public Biography (Orange)
    ditto     ditto Privacy Level: Private with Public Biography (Orange)Privacy Level: Private with Public Biography (Orange)
Danielle Nicole Sizer 1990s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Shawn Scott Sizer 1980s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
James (Jimmy) Sizer 1980s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Caroline Sizer 1970s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
    ditto     ditto Privacy Level: Private with Public Biography (Orange)Privacy Level: Private with Public Biography (Orange)
Nathaniel Wayne Sizer 1980s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Daniel Bush Sizer 1960s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Anna Teresa Sizer 1950s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
David Willis Sizer 1950s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
James Fred (Jimmy, Freddie) Sizer 1950s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Frank Louis Sizer III 1950s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
Margaret Lorene Romero Sizer 1940s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
1920s - 1990s     ditto     ditto Privacy Level: Private with Public Biography (Orange)Privacy Level: Private with Public Biography (Orange)
Sharyl Lynn Sizer 1940s Thomas Beck 8 Jun 2013 Privacy Level: Private (Red)Privacy Level: Private (Red)
Gwenda Lee Sizer 1930s     ditto     ditto Privacy Level: Private (Red)Privacy Level: Private (Red)
    ditto     ditto Privacy Level: Public (Green)Privacy Level: Public (Green)
1910s - 1990s     ditto     ditto Privacy Level: Private with Public Biography (Orange)Privacy Level: Private with Public Biography (Orange)
14 Dec 1893 30 Jan 2013 Privacy Level: Open (White)Privacy Level: Open (White)
Jane McManus 29 Oct 2011 Privacy Level: Public (Green)Privacy Level: Public (Green)
Graham Sizer Hilary Gadsby 15 Jul 2011 Privacy Level: Private (Red)Privacy Level: Private (Red)
abt 1822 Chesterton, Cambs 2 Feb 2011 Privacy Level: Open (White)Privacy Level: Open (White)
    ditto 13 Sep 2010 Privacy Level: Open (White)Privacy Level: Open (White)
Rebecca MacMullen 11 Jun 2010 Privacy Level: Private with Public Biography (Orange)Privacy Level: Private with Public Biography (Orange)
Sponsored by MyHeritage

Please join us in collaborating on SIZER family trees. We need the help of good genealogists to grow a completely free shared family tree to connect us all.

S Genealogy  >  SIZER
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z