Judith Locher was a daughter of Abraham Locher and Mietje Zegerius. She married in Amsterdam on 28 August 1935 to Maurits Vas Dias. City archive of Amsterdam, archive card of Judith Locher.
According to a list with shops of Jewish owners, compiled by the Amsterdam police in 1940, this family had a fishshop, address: Gaaspstraat 45 in Amsterdam. Abstracts of the police archives which are currently at the Amsterdam municipal archives