Frederick married Matilda Ann ROWE on 25 Nov 1884 in Adelaide, South Australia, Australia. Matilda (daughter of Joseph ROWE and Mary Ann RAWLINGS) was born in Sep 1864 in Ludgvan, Cornwall, England; was christened on 12 Sep 1864 in Truro, Cornwall, England; died on 13 Apr 1938 in Fremantle, Western Australia, Australia; was buried in 1938 in Cemetery, Fremantle, Western Australia, Australia. [Group Sheet] [Family Chart]

1. Percy Rolland FOSTER was born on 28 Feb 1889 in Port Adelaide, South Australia, Australia; died on 6 Jun 1953 in Fremantle, Western Australia, Australia.
2. Allen Joseph FOSTER was born on 23 Oct 1890 in Port Adelaide, South Australia, Australia; died in 1890 in Port Adelaide, South Australia, Australia.
3. Stanley Frederick George m FOSTER was born on 25 Apr 1892 in Port Adelaide, South Australia, Australia; died on 10 Nov 1947 in Fremantle, Western Australia, Australia.
4. Eileen Louisia Annie FOSTER was born on 10 Apr 1896 in Port Adelaide, South Australia, Australia; died in DECEASED.
5. Cyril FOSTER was born on 21 May 1899 in Port Adelaide, South Australia, Australia; died on 2 Apr 1970 in Perth, Western Australia, Australia.