Frederick married Alice van Dyk on 22 Dec 1920 in Stellenbosch, Kaap, South Africa, and was divorced in 1923 in Kaap, Suid-Afrika. Alice (daughter of Frederick Schenk van Dyk and Maria Elizabeth Olifina Vlok) was born in Aug 1893 in Calvinia (Hantam), Kaap, Suid-Afrika; died on 11 Dec 1957; was buried in Stellenbosch, Kaap, Suid-Afrika. [Group Sheet] [Family Chart]

Frederick married Janettha Maria Olivier on 12 Mar 1927 in Zeerust, Transvaal, Suid-Afrika, and was divorced in 1944 in Transvaal, Suid-Afrika. Janettha was born in CA 1902 in Vrystaat, Suid-Afrika; and died. [Group Sheet] [Family Chart]

Frederick married Martha Maria Joubert Peens on 22 May 1944 in Wolmaransstad, Transvaal, Suid-Afrika. Martha was born in CA 1926 in Vrystaat, Suid-Afrika; and died. [Group Sheet] [Family Chart]