See also

• William MENDELSOHN's parents: Barney M. MENDELSOHN (1864-1937) and Yetta "Henrietta" PERLSTEIN (1863-1952)
• William MENDELSOHN's siblings: Dora MENDELSOHN (1888-1966), Harry MENDELSOHN (1890-1931), Herbert R. MENDELSOHN (1892-1986), Ida MENDELSOHN (1894-1980), Abraham MENDELSOHN (1896-1988), Lillian MENDELSOHN (1900-1985), Anna MENDELSOHN (1903-1976) and Celia MENDELSOHN (c. 1904- )