Pieter married Grietje Johannes Ruitenschild on 27 Apr 1783 in St. Annaparochie, Het Bildt, FR, NLD. Grietje (daughter of Johannes Jans Ruitenschild and Jannigje Ritskes) died in 1796 in St. Annaparochie, Het Bildt, FR, NLD. [Group Sheet] [Family Chart]

1. Trijntje Pieters Stroosma was born on 21 Jul 1784 in St. Annaparochie, Het Bildt, FR, NLD; died on 03 Feb 1844 in huis 65, Tzummarum, Barradeel, FR, NLD.
2. Johannes Pieters Stroosma was born on 06 Nov 1785 in St. Annaparochie, Het Bildt, FR, NLD; died on 25 Dec 1853 in huis 158, St. Annaparochie, Het Bildt, FR, NLD.
3. Berend Pieters Stroosma was born on 22 Mar 1789 in St. Annaparochie, Het Bildt, FR, NLD.
4. Jannigje Pieters Stroosma was born on 05 Oct 1794 in St. Annaparochie, Het Bildt, FR, NLD; died on 11 Feb 1873 in Franeker, FR, NLD.

Pieter married Dieuwke Jacobs Borger on 24 Dec 1797 in St. Annaparochie, Het Bildt, FR, NLD. Dieuwke died on 09 Jun 1807 in St. Annaparochie, Het Bildt, FR, NLD. [Group Sheet] [Family Chart]

1. Fokje Pieters Stroosma was born on 20 Jan 1802 in St. Annaparochie, Het Bildt, FR, NLD; died on 20 May 1817 in Het Bildt, FR, NLD.
2. Pier Pieters Stroosma was born on 28 Mar 1803 in St. Annaparochie, Het Bildt, FR, NLD.
3. Jacob Pieters Stroosma was born on 06 Nov 1805 in St. Annaparochie, Het Bildt, FR, NLD.
4. Dieuwke Pieters Stroosma was born on 05 Jun 1807 in St. Annaparochie, Het Bildt, FR, NLD; died on 15 Nov 1832 in huis 107, St. Annaparochie, Het Bildt, FR, NLD.

Pieter married Hiltje Gaukes on 03 Jan 1808 in St. Annaparochie, Het Bildt, FR, NLD. [Group Sheet] [Family Chart]

Pieter married Lijsbet Sijbes Greidanus on 05 Oct 1817 in Het Bildt, FR, NLD. Lijsbet (daughter of Sijbe Jacobs Greidanus and Lijsbeth Dirks Lep) was born about 1788 in Vrouwenparochie, Het Bildt, FR, NLD; died on 31 May 1819 in huis 155, St. Annaparochie, Het Bildt, FR, NLD. [Group Sheet] [Family Chart]

Berend married Trijntje Pieters. [Group Sheet] [Family Chart]