Sieczkowski Genealogy

About 42 Sieczkowskis. Related surnames: ZACZKOWSKI (12).

WikiTree is a community of genealogists — including 2 Sieczkowski genealogists and amateur family historians — dedicated to growing an accurate collaborative family tree that's 100% free and accessible to everyone forever.   Please join us.


Here are the 42 most-recently added or edited Sieczkowski members, cousins, and ancestors. Click here to search all 42.

19 Jan 1839 Mastki, parafia Złaków Kościelny / managed by Mariusz Dąbrowski / last edited 3 Apr 2024
abt 1818 Mastki, parafia Złaków Kościelny - 1855 / managed by Mariusz Dąbrowski / last edited 3 Apr 2024
16 Mar 1926 Lawrence, Essex, Massachusetts, United States - 09 Jun 1999 / managed by J. Erik Hartel / last edited 29 Mar 2024
abt 1790 - 25 Oct 1840 / managed by Alina Radzewicz / last edited 22 Jan 2024
abt 1841 - 1900 / managed by Валянціна Баклыкова / last edited 19 Nov 2023
1910s Privacy Level: Private with Public Biography (Orange) managed by J. Erik Hartel / last edited 19 Oct 2023
- abt 1895 / managed by Alicia Sieckowski / last edited 14 Sep 2023
1920s - 2010s Privacy Level: Private with Public Biography (Orange) managed by J. Erik Hartel / last edited 6 Mar 2020
04 Aug 1940 Sheridan, Wyoming, United States - 04 May 2019 / managed by Susan Concannon / last edited 1 Oct 2019
1845 Austria / managed by Cheryl Souza / last edited 28 Jun 2019
20 Mar 1877 Austria - 1918 / managed by Cheryl Souza / last edited 28 Jun 2019
13 Oct 1913 New Bedford, Massachusetts - 15 Nov 1999 / managed by Cheryl Souza / last edited 28 Jun 2019
22 Jan 1901 Massachusetts - 17 Sep 1983 / managed by Cheryl Souza / last edited 28 Jun 2019
1911 Massachusetts / managed by Cheryl Souza / last edited 28 Jun 2019
1909 Massachusetts / managed by Cheryl Souza / last edited 28 Jun 2019
15 Mar 1906 Massachusetts - Dec 1966 / managed by Cheryl Souza / last edited 28 Jun 2019
28 Dec 1903 New Bedford, Massachusetts - 13 Nov 1990 / managed by Cheryl Souza / last edited 28 Jun 2019
09 Nov 1925 Massachusetts - 19 Sep 2009 / managed by Cheryl Souza / last edited 28 Jun 2019
03 Sep 1923 Massachusetts - 10 Dec 2012 / managed by Cheryl Souza / last edited 28 Jun 2019
11 Aug 1890 Elmira, New York - 19 Aug 1964 / last edited 22 Jun 2018
/ managed by Alicia Sieckowski / last edited 23 Apr 2018
28 Dec 1929 Lawrence, Essex, Massachusetts, United States - 27 Nov 2016 / managed by J. Erik Hartel / last edited 2 Mar 2018
16 Oct 1923 Lawrence, Essex, Massachusetts, United States - 12 Feb 1997 / managed by J. Erik Hartel / last edited 2 Mar 2018
04 Mar 1918 - 25 Aug 1997 Middleton, Essex, Massachusetts, United States / managed by J. Erik Hartel / last edited 2 Mar 2018
25 Dec 1916 - 28 Mar 2006 North Andover, Essex, Massachusetts, United States / managed by J. Erik Hartel / last edited 2 Mar 2018
1880s - 1950s Privacy Level: Private with Public Biography (Orange) managed by J. Erik Hartel / last edited 26 Sep 2017
1890s - 1960s Privacy Level: Private with Public Biography and Family Tree (Yellow) managed by Alicia Sieckowski / last edited 12 Feb 2017
Privacy Level: Private with Public Biography and Family Tree (Yellow) managed by Jennifer Sieczkowski / last edited 15 May 2016 / Active member1
1880s Privacy Level: Private with Public Biography (Orange) managed by J. Erik Hartel / last edited 2 Nov 2012
abt 1878 / managed by J. Erik Hartel / last edited 2 Nov 2012
bef 1863 Poland / managed by J. Erik Hartel / last edited 2 Nov 2012
10 Apr 1878 - Mar 1963 / managed by J. Erik Hartel / last edited 2 Nov 2012
Tree Tops Top Sieczkowski contributors last month: #1 Skye Sonczalla. Help
Sieczkowski-tagged activity in G2G (Genealogist-to-Genealogist Forum):
  1. Looking for grandfather Joseph Walter Sieczkowski born 2/11/1895 Sulwalki Poland 2 Jul 2015.
  2. Polish Genealogy Sites 30 Oct 2012.



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

Genealogy  >  SIECZKOWSKI
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