Henriette Wilhelmine Pitkowski

Abt 1836 -    Has no ancestors but 8 descendants in this family tree.

Abraham Sy

1836 -

Birth	29 Nov 1836	Fredersdorf, Uckermark, Brandenburg, Germany
Father	Isaac Sy,   b. 16 Aug 1795, Fredersdorf, Uckermark, Brandenburg, Germany
Mother	Lowise Rossow,   b. 1795, Fredersdorf, Uckermark, Brandenburg, Germany
Married	14 Nov 1816	Fredersdorf, Uckermark, Brandenburg, Germany
Family	Henriette Wilhelmine Pitkowski,   b. Abt 1836, Danzig
Married	21 Mar 1857	Gramzow, Brandenburg, Germany
Children	1. Bertha Maria Sy,   b. 26 Apr 1867, Gramzow, Uckermark, Brandenburg, Germany   2. Gustav Friedrich Sy,   b. 26 Apr 1867, Gramzow, Uckermark, Brandenburg, Germany   3. Anne Maria Sy,   b. 24 Apr 1869, Fredersdorf, Uckermark, Brandenburg, Germany   4. Albert Wilhelm Hermann Sy,   b. 14 Sep 1870, Fredersdorf, Uckermark, Brandenburg, Germany   5. Adolph Christian August Sy,   b. 27 Nov 1871, Fredersdorf, Uckermark, Brandenburg, Germany   6. Richard Otto Sy,   b. 23 Jan 1876, Fredersdorf, Uckermark, Brandenburg, Germany   7. Gustav Albert Sy,   b. 9 Mar 1877, Fredersdorf, Uckermark, Brandenburg, Germany   8. Ernst Carl Wilhelm Sy,   b. 23 Mar 1881, Fredersdorf, Uckermark, Brandenburg, Germany

Bertha Maria Sy

1867 - 1867  (0 years)

Birth	26 Apr 1867	Gramzow, Uckermark, Brandenburg, Germany
Died	11 May 1867	Fredersdorf, Uckermark, Brandenburg, Germany
Father	Abraham Sy,   b. 29 Nov 1836, Fredersdorf, Uckermark, Brandenburg, Germany
Mother	Henriette Wilhelmine Pitkowski,   b. Abt 1836, Danzig
Married	21 Mar 1857	Gramzow, Brandenburg, Germany

Gustav Friedrich Sy

1867 - 1867  (0 years)

Birth	26 Apr 1867	Gramzow, Uckermark, Brandenburg, Germany
Died	1 Jun 1867	Fredersdorf, Uckermark, Brandenburg, Germany
Father	Abraham Sy,   b. 29 Nov 1836, Fredersdorf, Uckermark, Brandenburg, Germany
Mother	Henriette Wilhelmine Pitkowski,   b. Abt 1836, Danzig
Married	21 Mar 1857	Gramzow, Brandenburg, Germany

Anne Maria Sy

1869 - 1869  (0 years)

Birth	24 Apr 1869	Fredersdorf, Uckermark, Brandenburg, Germany
Died	1 Aug 1869	Fredersdorf, Uckermark, Brandenburg, Germany
Father	Abraham Sy,   b. 29 Nov 1836, Fredersdorf, Uckermark, Brandenburg, Germany
Mother	Henriette Wilhelmine Pitkowski,   b. Abt 1836, Danzig
Married	21 Mar 1857	Gramzow, Brandenburg, Germany

Albert Wilhelm Hermann Sy

1870 -

Birth	14 Sep 1870	Fredersdorf, Uckermark, Brandenburg, Germany
Father	Abraham Sy,   b. 29 Nov 1836, Fredersdorf, Uckermark, Brandenburg, Germany
Mother	Henriette Wilhelmine Pitkowski,   b. Abt 1836, Danzig
Married	21 Mar 1857	Gramzow, Brandenburg, Germany

Adolph Christian August Sy

1871 -

Birth	27 Nov 1871	Fredersdorf, Uckermark, Brandenburg, Germany
Father	Abraham Sy,   b. 29 Nov 1836, Fredersdorf, Uckermark, Brandenburg, Germany
Mother	Henriette Wilhelmine Pitkowski,   b. Abt 1836, Danzig
Married	21 Mar 1857	Gramzow, Brandenburg, Germany

Richard Otto Sy

1876 - 1894  (18 years)

Birth	23 Jan 1876	Fredersdorf, Uckermark, Brandenburg, Germany
Died	19 Feb 1894
Father	Abraham Sy,   b. 29 Nov 1836, Fredersdorf, Uckermark, Brandenburg, Germany
Mother	Henriette Wilhelmine Pitkowski,   b. Abt 1836, Danzig
Married	21 Mar 1857	Gramzow, Brandenburg, Germany

Gustav Albert Sy

1877 - 1894  (17 years)

Birth	9 Mar 1877	Fredersdorf, Uckermark, Brandenburg, Germany
Died	30 Apr 1894
Father	Abraham Sy,   b. 29 Nov 1836, Fredersdorf, Uckermark, Brandenburg, Germany
Mother	Henriette Wilhelmine Pitkowski,   b. Abt 1836, Danzig
Married	21 Mar 1857	Gramzow, Brandenburg, Germany

Ernst Carl Wilhelm Sy

1881 - 1927  (46 years)

Birth	23 Mar 1881	Fredersdorf, Uckermark, Brandenburg, Germany
Died	10 Dec 1927
Father	Abraham Sy,   b. 29 Nov 1836, Fredersdorf, Uckermark, Brandenburg, Germany
Mother	Henriette Wilhelmine Pitkowski,   b. Abt 1836, Danzig
Married	21 Mar 1857	Gramzow, Brandenburg, Germany
Family	Hermine Ackert,   b. 1885, Berlin, Germany
Married	1906	Berlin, Germany

• Name	Henriette Wilhelmine Pitkowski
  Relationship	with Pierre Devantier
  Birth	Abt 1836	Danzig
  Gender	Female
  Person ID	I18714	Devantier Tree
  Last Modified	12 Jan 2026

  
  

  Family	Abraham Sy,   b. 29 Nov 1836, Fredersdorf, Uckermark, Brandenburg, Germany
  Marriage	21 Mar 1857	Gramzow, Brandenburg, Germany
  Age at Marriage	She : ~ 21 years and 3 months - He : 20 years and 4 months.
  Children	1. Bertha Maria Sy,   b. 26 Apr 1867, Gramzow, Uckermark, Brandenburg, Germany d. 11 May 1867, Fredersdorf, Uckermark, Brandenburg, Germany (Age 0 years)   2. Gustav Friedrich Sy,   b. 26 Apr 1867, Gramzow, Uckermark, Brandenburg, Germany d. 1 Jun 1867, Fredersdorf, Uckermark, Brandenburg, Germany (Age 0 years)   3. Anne Maria Sy,   b. 24 Apr 1869, Fredersdorf, Uckermark, Brandenburg, Germany d. 1 Aug 1869, Fredersdorf, Uckermark, Brandenburg, Germany (Age 0 years)   4. Albert Wilhelm Hermann Sy,   b. 14 Sep 1870, Fredersdorf, Uckermark, Brandenburg, Germany   5. Adolph Christian August Sy,   b. 27 Nov 1871, Fredersdorf, Uckermark, Brandenburg, Germany   6. Richard Otto Sy,   b. 23 Jan 1876, Fredersdorf, Uckermark, Brandenburg, Germany d. 19 Feb 1894 (Age 18 years)   7. Gustav Albert Sy,   b. 9 Mar 1877, Fredersdorf, Uckermark, Brandenburg, Germany d. 30 Apr 1894 (Age 17 years)   8. Ernst Carl Wilhelm Sy,   b. 23 Mar 1881, Fredersdorf, Uckermark, Brandenburg, Germany d. 10 Dec 1927 (Age 46 years) m. Hermine Ackert (1906)
  Family ID	F6010	Group Sheet  |  Family Chart
  Last Modified	12 Jan 2026