Louis Pijpeman was a son of Philip Pijpeman and Klaartje Schreeuwer. He married Rozalina Crost in Amsterdam on 7 September 1932, a daughter of Joachim Crost and Vogeltje Koopman.
Municipal Archive of Rotterdam, family registration card of Philip Pijpeman and City Archive of Amsterdam, archive card of Rozalina Crost.