725. Johan Theodor von Frenckell. Born on 28 Oct 1907. Johan Theodor von died in 1989; he was 81.
Johan Theodor von married Terttu Tellervo Kallio, daughter of Juho Vihtori Kallio & Lydia Josefiina Martin. Born on 22 May 1926 in Helsinki/Helsingfors. Terttu Tellervo died in Nakkila on 16 Oct 1972; she was 46.