Ruben Meijer was a son of Philip Meijer and Julia Fröhlich. He married 19 December 1906 in Zutphen to Mietje de Winter, a daughter of Emanuel de Winter and Elsken Gomperts. The couple had two daughter: Philippine and a daugher Ella (married to 456041), who has survived the Holocaust.
City Archive of Amsterdam, archive card of Ella Meijer, Ruben Meijer and website www.wiewaswie.nl.