Category: Twins
- Landing level category for profiles of persons of twin birth.
There are three types of twins:
- Identical (Monozygotic) means that the zygote (fertilized egg) formed two separate embryos. Conjoined twins are identical twins with an incomplete separation of cells.
- Semi-Identical (Sesquizygotic) is where two sperm fertilize one egg. The fertilized egg then splits in two. So, semi-identical twins share all the same chromosomes from their birthing parent (mother), but only 50 percent from their non-birthing parent (father). Semi-identical twins have only recently been discovered and there are so far only two known cases.
- Fraternal (Dizygotic) means that more than one egg was fertilized. This is typical when fertility drugs were used; but it often occurs naturally as well. Because these twins share a completely different set of chromosomes from both their mother and father, they are genetically just like singleton siblings that just happen to be born at the same time. Twins of different genders are almost always fraternal twins (there are a few sets of different gender identical twins - this is caused by a genetic mutation and is extremely rare).
Fun Fact: Only 1/3 of all twins in the world are identical twins. Fraternal twins make up 2/3 of all twin births.
Person Profiles (22,564)
H
Gotthilf Ernst Haag
27 Sep 1875 Stuttgart, Stuttgart, Wurttemberg, Germany - 20 Oct 1875
Otto Konrad Haag
27 Sep 1875 Stuttgart, Stuttgart, Wurttemberg, Germany - 26 Feb 1889
George Haar
20 Oct 1868 Sandusky, Ohio, United States - 27 Oct 1953
Lewis Haar
20 Oct 1868 Ohio, United States - 18 Sep 1870
Anna (Haar) Recker
04 Sep 1889 Troy, Wood, Ohio, United States - 02 May 1925
Emma (Haar) Hurrelbrink
04 Sep 1889 Troy, Wood, Ohio, United States - 26 Jul 1965
Jansje (Haarsma) Siegersma
22 Sep 1897 Sint Annaparochie, Friesland, Nederland - 11 May 1927
Izaäk Haarsma
22 Sep 1897 Sint Annaparochie, Friesland, Nederland - 09 Jan 1965
Agatha (Haberstroh) Allgaier
09 Jan 1825 Lauterbach, Oberndorf, Württemberg, Germany
Andreas Haberstroh
1825 Lauterbach, Oberndorf, Königreich Württemberg, Deutsches Reich
Pierre Louis (Hachin) Achin
04 Jan 1763 La Prairie, Canada, Nouvelle-France - 19 Nov 1831
Obéline Haché
08 Apr 1847 Caraquet, Gloucester, New Brunswick
Adéline Haché
08 Apr 1847 Caraquet, Gloucester, New Brunswick
Sarah Hackleton
01 Jun 1665 London St Giles without Cripplegate, Middlesex, England
Samuell Hackleton
01 Jun 1665 London St Giles without Cripplegate, Middlesex, England - 12 Jun 1665
Cecelia Hackman
1839 Bethnal Green, Middlesex, England, United Kingdom - 11 Jan 1855
Susan Hackman
1839 Bethnal Green, Middlesex, England, United Kingdom - 1887
Corrie (Hadden) Hawkins
12 Jun 1925 Jefferson, Georgia, United States - 11 Dec 2013
Sarah (Hadden) Williamson
12 Jun 1925 Avera, Jefferson, Georgia, United States - 07 Feb 2008
Amy (Haddock) Grant
29 Aug 1851 Bishopwearmouth, Durham, England, United Kingdom - 06 Jan 1918
Alice (Haddock) Near
29 Aug 1851 Bishopwearmouth, Durham, England - 15 Mar 1910
Unnamed Infant Hadfield
17 May 1908 Orangeville, Emery County, Utah, USA - 17 May 1908
Unnamed Infant Hadfield
17 May 1908 Orangeville, Emery County, Utah, USA - 17 May 1908
Elwin Hadley
28 Mar 1920 Ogden, Weber, Utah, United States - 12 Sep 1990
Erwin Hadley
28 Mar 1920 Ogden, Weber, Utah, United States - 03 Sep 2000
Albert Hadley
25 Jul 1909 Middlebourne, Tyler, West Virginia, United States - 23 May 1994
Unnamed Infant Hadley
24 Aug 1841 Morgan, Indiana, United States - 09 Sep 1841
Unnamed Infant Hadley
24 Aug 1841 Morgan, Indiana, United States - 20 Sep 1841
Melville Hadley
15 May 1830 Brownfield, Oxford, Maine, United States - 23 Jun 1861
Melvina Hadley
15 May 1830 Brownfield, Oxford, Maine, United States - 24 Feb 1832
Sophia Haese
06 Dec 1857 Lyndoch, South Australia, Australia - 01 Feb 1858
Johan Haese
06 Dec 1857 Lyndoch, South Australia, Australia - 01 Jan 1905
Arthur Haeuser
26 Aug 1879 Coldwater, Branch, Michigan, United States - 01 Feb 1885
Oscar Haeuser
26 Aug 1879 Coldwater, Branch, Michigan, United States - 18 Sep 1879
Living Haeusler
Living Haeusler
Aine Hagan
1916 Texas, USA
Lorene Hagan
1916 Texas, USA - 1944
Ruhamah (Hagar) Waite
20 Nov 1647 Watertown, Middlesex, Massachusetts Bay - 01 Feb 1738
Samuel Hagar
20 Nov 1647 Watertown, Middlesex, Massachusetts Bay - 13 Feb 1704
Marienis Hage
02 Jun 1826 Sint Annaland, Zeeland, Nederland - 17 Jun 1905
Jakob Hage
02 Jun 1826 Sint Annaland, Zeeland, Nederland - 21 Jan 1827
Frances Hagen
22 Jan 1900 New Zealand
Reginald Hagen
1900 - 21 Oct 1958
Noah Hagenburg
1990s - 1990s
Joel Hagenburg
1990s
3954
Living Hagenburg
Living Hagenburg
Delmer Haggard
14 Sep 1918 Limestone, Alabama, United States - 30 Jun 1983
Bartlett Haggard
04 Feb 1764 Albemarle, Virginia - 18 May 1846
David Haggard
04 Jan 1764 Albemarle, Virginia - 15 Apr 1844
Lue (Haggardt) Shearer
01 Jul 1924 Twin Falls, Twin Falls, Idaho, - 19 Nov 1998
Jeanne (Haggardt) Alvernaz
01 Jul 1924 Twin Falls, Twin Falls County, Idaho, USA - 17 Jul 2003
Georg Hagmann
bef 20 Oct 1641 St. Ulrich, Sevelen, Landvogtei Werdenberg, Glarus, Schweizer Eidgenossenschaft
George Hagy
28 Oct 1854 Greendale, Washington, Virginia, USA - 29 Dec 1932
Andrew Hagy
28 Oct 1854 Greendale, Washington, Virginia, United States - 15 Dec 1945
Hans Caspar Hahn
bef 22 Jun 1679 Königerode, Quedlinburg, Sachsen, Preußen, Deutschland - bef 18 Sep 1679
Christoph Hahn
bef 22 Jun 1679 Königerode, Quedlinburg, Sachsen, Preußen, Deutschland - 24 Jan 1743
Edwin Hahn
25 Mar 1920 Detroit, Wayne, Michigan, United States - 08 Feb 2021
Eudora Haile
09 Nov 1851 Yalobusha, Mississippi, United States - 13 Nov 1851
Joseph Haile
09 Nov 1851 Yalobusha, Mississippi, United States
Richard Hails
1900s - 1970s
Elizabeth Hails
1900s
Andrew Haines
01 Sep 1854 Frederick County, Maryland, United States - 17 Sep 1933
Emma (Haines) Rosser
13 Oct 1855 Tea Tree Gully, South Australia, Australia - 01 May 1901
Harriett (Haines) Rowe
13 Oct 1855 Tea Tree Gully, South Australia, Australia - 11 Apr 1938
Lucy Haines
02 Jan 1895 Sacramento, Sacramento, California, United States - 02 Jan 1895
Brita (Hakansdotter) Håkansdotter
14 Mar 1720 Trumön, Kvistbro, Örebro, Sverige - 24 Mar 1720
H cont.
Carin (Hakansdotter) Håkansdotter
14 Mar 1720 Trumön, Kvistbro, Örebro, Sverige
Amelia Halcrow
1857 Shoalhaven, New South Wales, Australia - 16 May 1944
Hughina Halcrow
1857 Shoalhaven, New South Wales, Australia - 1903
Genorah (Hale) Dennis
08 Mar 1882 Menifee, Kentucky, United States - 06 Feb 1914
Ollie (Hale) Brewer
22 Aug 1920 Wythe, Virginia, United States - 09 Sep 1962
Clifton Hale
24 Jun 1878 Lawrence, Kentucky, United States - 24 Feb 1942
Laura Hale
23 Jun 1878 Lawrence, Kentucky, United States - abt 1880
James Hale
20 Mar 1874 Lawrence County, Kentucky, USA - 13 Dec 1935
Geanetta (Hale) Botts
08 Mar 1882 Menifee, Kentucky, United States - 26 Feb 1953
Isaac Halenbek
27 Feb 1755
Merton Hall
26 Jul 1903 Vienna, Kennebec County, Maine, USA - 15 Jul 1990
Merle Hall
26 Jul 1903 Vienna, Kennebec, Maine, United States - bef 2003
Emma (Hall) Webb
07 Feb 1822 Bethnal Green, London, England - aft 02 May 1895
Thomas Hall
07 Feb 1822 Bethnal Green, London, England
Greenberry Hall
18 May 1841 Big Mud, Floyd County, Kentucky, United States - 11 Feb 1882
Sylvester Hall
18 May 1841 Mud Creek, Floyd County, Kentucky, United States - 1894
Unnamed Infant Hall
07 Jan 1906 Arkansas, United States - 13 Jan 1906
Unknown Hall
abt 1910 Arkansas, United States - abt 1910
Rachael Hall
31 Aug 1951 Calhoun, Gordon, Georgia, United States - 12 Oct 1951
Rafford Hall
31 Aug 1951 Calhoun, Gordon, Georgia, United States - 12 Sep 1951
Susanna Hall
14 Jun 1765 Massachusetts Bay Colony
Amos Hall
14 Feb 1749 Westerly, Kings, Rhode Island
Rachel Hall
08 Jun 1750 Westerly, Kings, Rhode Island
Edward Hall
21 Aug 1907 Grade, Cornwall, England, United Kingdom - 1967
Adella (Hall) Thomas
21 Aug 1907 Grade, Cornwall, England, United Kingdom - abt 01 Nov 1986
Apphia (Hall) Baxter
06 Dec 1910 Abilene, Taylor, Texas, United States - 23 Dec 1960
Alma Hall
05 Dec 1910 Abilene, Taylor, Texas, United States - 28 Oct 1984
Israel Hall
1861 Barnsley, Yorkshire, England - 1861
Stephen Hall
1861 Barnsley, Yorkshire, England - 1861
John Hall
06 May 1788 - 1823
Anne Hall
06 May 1778 - 1835
Anne (Hall) Mathews
04 Dec 1899 St Stephens, Hertfordshire, England - 1995
Rose (Hall) Tilbury
04 Dec 1899 St Stephens, Hertfordshire, England - May 1933
Ethel (Hall) McCartney
08 May 1882 - 13 Sep 1957
Edith (Hall) McCartney
08 May 1882 - 08 Mar 1938
Frank Hall
23 Jul 1863 Danville, Caledonia, Vermont, United States - 03 Sep 1864
George Hall
23 Jul 1863 Danville, Caledonia, Vermont, United States - 10 Sep 1864
Matilda (Hall) Aston
06 Apr 1880 Nambucca River, New South Wales, Australia - 03 Sep 1966
Joseph Hall
22 Jul 1917 Atlanta, Fulton, Georgia, United States - 27 Apr 1963
Josephine (Hall) Lowe
22 Jul 1917 Atlanta, Fulton, Georgia, United States - 01 Nov 2006
Elijah Hall
12 Apr 1916 Falls Church, Fairfax, Virginia, USA - bef 1920
Elisha Hall
12 Apr 1916 Falls Church, Fairfax, Virginia, USA - bef 1920
Unnamed Infant Hall
06 Aug 1766 Bristol, England - 06 Aug 1766
Unnamed Infant Hall
06 Aug 1766 Bristol, England - 06 Aug 1766
Anna (Hall) Lowers
24 Jan 1899 Athens, Mercer County, West Virginia, United States - 26 Apr 1973
Harriet Hall
24 Jan 1899 Athens, Mercer, West Virginia, United States - bef 1900
Clara (Hall) Rowe
06 Apr 1880 Nambucca River, New South Wales, Australia - 15 Apr 1965
Abraham Hall
Aug 1795 Cohasset, Norfolk, Massachusetts, United States - 17 Feb 1867
Isaac Hall
Aug 1795 Cohasset, Norfolk, Massachusetts, United States - 18 Feb 1847
Nellie (Hall) Allan
09 Feb 1885 Camberwell, Surrey, England, United Kingdom
Adeline (Hall) Allan
09 Feb 1885 Camberwell, Surrey, England, United Kingdom - 21 Jul 1949
Mary Hall
1845 Yatton Keynell, Wiltshire, England, United Kingdom
William Hall
1845 Yatton Keynell, Wiltshire, England, United Kingdom - 1927
Flora (Hall) Wilson
05 Oct 1860 New York, USA - 06 Apr 1914
Cora (Hall) Burdick
05 Oct 1860 New York, USA - 13 Apr 1919
Abraham Hallenbeck
27 Feb 1755 Loonenberg, Greene, New York - abt Jul 1832
Benjamin Haller
abt 1785 Brunswick Twp, Schuylkill, Pennsylvania - 1855
Lewis Haller
abt 1785 Berks, Pennsylvania, United States - 18 Jul 1849
Herbert Hallett
07 Apr 1874 Galena, Jo Daviess County, Illinois, United States - 13 Mar 1950
Howard Hallett
08 Dec 1912 Buchanan County, Iowa, United States - 14 Dec 1912
Helen (Hallett) Lorenzen
08 Dec 1912 Buchanan County, Iowa, United States - 05 Apr 1991
Albert Hallett
07 Apr 1874 Galena, Jo Daviess County, Illinois, United States - 23 Oct 1939
Arthur Hallett
10 Apr 1909 Bermondsey, London, England, United Kingdom - abt Nov 1973
Mabel (Hallett) Brett
10 Apr 1909 Bermondsey, London, England, United Kingdom - 01 May 2000
Margaret (Hallett) Culp
04 Mar 1876 Oil City, Venango, Pennsylvania, United States - 18 Feb 1964
Rose Hallett
04 Mar 1876 Venango County, Pennsylvania, United States - 06 Jan 1877
Elisabeth (Halliday) Muir
23 Feb 1820 Carluke, Lanarkshire, Scotland, United Kingdom - 10 Jun 1888
H cont.
Isabel (Halliday) Robb
23 Feb 1820 Carluke, Lanarkshire, Scotland, United Kingdom - 15 Jun 1862
Thomas Halliday
03 May 1872 Waterloo, Lanarkshire, Scotland, United Kingdom
Margaret Halliday
03 May 1872 Waterloo, Lanarkshire, Scotland, United Kingdom
Margaret (Halpin) Elmhurst
15 Nov 1883 Peterborough, Peterborough Co., Ont., Canada - abt 14 Apr 1973
Ellen (Halpin) Delafosse
15 Nov 1883 Peterborough, Ontario - 31 Aug 1919
Unnamed Infant Halvorsdatter
1736 Skien, Telemark, Norge - 1736
Anne Halvorsdatter
1775 Buer, Gjerpen, Telemark, Norge
Marthe Kistine Halvorsdatter
14 Feb 1822 Rønningen, Hof, Jarlsberg og Larvik, Norge
Marichen Halvorsdatter
1777 Meen, Gjerpen, Telemark, Norge
Maren Elisabeth Halvorsdatter
1769 Østre Porsgrunn, Telemark, Norge - 24 Jun 1845
Catrine Halvorsdatter
1800 Brattebakke under Bergan, Solum, Telemark, Norge - 1801
Kirstine Halvorsdatter
1769 Østre Porsgrunn, Telemark, Norge
Mari Halvorsdatter
1756 Marum, Solum, Telemark, Norge - 1762
Anne Gurine Halvorsdatter
01 May 1837 Meltvet, Solum, Telemark, Norge
Helene Halvorsdatter
10 Mar 1822 Tingstad under Solum Prestegaard, Solum, Telemark, Norge
Anne Halvorsdatter
10 Mar 1822 Tingstad under Solum Prestegaard, Solum, Telemark, Norge - 08 Jan 1824
Astri Halvorsdatter
1764 Hollaseter, Holla, Telemark, Norge - 17 Apr 1841
Peder Halvorsen
01 May 1837 Meltvet, Solum, Telemark, Norge
Ole Halvorsen
1764 Hollaseter, Holla, Telemark, Norge - 1764
Matias Halvorsen
1736 Skien, Telemark, Norge - 1736
Even Halvorsen
1775 Buer, Gjerpen, Telemark, Norge
Paul Halvorsen
14 Feb 1822 Ronningen, Hof, Jarlsberg og Larvik, Norge - 03 Aug 1823
Peder Halvorsen
1777 Meen, Gjerpen, Telemark, Norge - 1778
Anders Halvorsen
1800 Brattebakke under Bergan, Solum, Telemark, Norge - 16 Oct 1851
Peder Halvorsen
1756 Marum, Solum, Telemark, Norge - bef 1798
Brenda Ham
15 Nov 1964 Kansas, United States - 15 Nov 1964
Glenda Ham
15 Nov 1964 Kansas, United States - 15 Nov 1964
Thomas Charles (Hambelton) Hamilton
09 Apr 1805 Québec, Bas-Canada - 11 Jun 1805
Marie Elizabeth Hambelton
09 Apr 1805 Québec, Bas-Canada - 05 May 1809
Faye (Hambsch) LaSalle
08 Aug 1928 - 09 Jun 2010
Elisabeth Hamburger
14 Aug 1853 - 19 Aug 1853
Catharina Hamburger
14 Aug 1853 Schifferstadt, Bayern, Germany - 23 Aug 1853
Essau Hamby
24 May 1882 Tennessee - 04 Jan 1968
Jacob Hamby
24 Mar 1882 Tennessee - 20 Feb 1961
Martin Hamilton
13 Dec 1881 Chariton, Missouri, United States - 21 Mar 1954
Billie Hamilton
Dec 1881 Missouri, United States
Hope Hamilton
abt 1918 - abt 1918
Hallie Hamilton
abt 1918 - abt 1919
Susan Hamilton
17 Feb 1853 Missouri, United States - 18 Oct 1932
Mary Hamilton
17 Feb 1853 - 18 Jan 1933
Fred Hamilton
24 Dec 1893 Wise, Virginia, United States - 17 Feb 1986
Frank Hamilton
24 Dec 1893 Wise, Virginia, United States - 10 Oct 1995
Andrew Hamilton
10 Jul 1864 Craigs, Portglenone, Ballymena, Antrim, Ireland - bef 1866
Samuel Hamilton
10 Jul 1864 Craigs, Portglenone, Ballymena, Antrim, Ireland
Onnie (Hamilton) Fortson
04 Jul 1910 Oklahoma, United States - 27 Jul 1946
Leon Hamilton
04 Jul 1910 Oklahoma, United States - 10 Aug 1979
Florence Hamilton
10 Aug 1889 Fitzroy, Carleton, Ontario, Canada - 25 Aug 1984
Oliver Hamilton
10 Aug 1889 Fitzroy, Ottawa, Carleton, Ontario, Canada - 10 Aug 1889
Anna (Hammaker) Bachtell
15 Jul 1818 Smithsburg, Washington, Maryland, United States - 06 Apr 1900
Infant Hammond
01 Nov 1895 Chattooga County, Georgia, United States - 02 Nov 1895
Agnes Hammond
bef 26 Nov 1641 Pirton, Hertfordshire, England - bef 28 Nov 1641
John Hammond
bef 26 Nov 1641 Pirton, Hertfordshire, England - bef 28 Nov 1641
Ada Hammond
1890 Benalla, Victoria, Australia
Alice Hammond
1890 Benalla, Victoria, Australia
Eric Hammond
14 Sep 1914 Romford, Essex, England, United Kingdom - abt Oct 1992
Walter Hammond
14 Sep 1914 Ilford, Essex, England - abt 12 Dec 1993
Mabel Hammond
01 May 1921 Oak Hill, Jackson County, Ohio, United States - 05 Jun 1921
Jacqueline Hamner
15 Dec 1944 Schuyler, Nelson, Virginia, United States - 15 Dec 1944
Judith Hamner
15 Dec 1944 Schuyler, Nelson, Virginia, United States - 07 Feb 1945
Phillis (Hampton) Dunster
abt 1818 Woodchurch, Kent, England, United Kingdom - 18 Jan 1890
John Hampton
05 Oct 1888 New Zealand - 05 Oct 1916
Robert Hampton
05 Oct 1888 New Zealand - 24 Nov 1941
William Hampton
1890 New Zealand - 1890
Charles Hampton
1890 New Zealand - 28 Dec 1965
Thomas Hampton
abt 1818 Woodchurch, Kent, England, United Kingdom - 1882
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