Philip de Wit, a son of Levie de Wit and Sara van Persijn, was born in Rotterdam on 15 April 1871. He earned his living as dealer and merchand and on 20 August 1890 he married in Rotterdam Aaltje Tammerijn, a daughter of Hartog Tammerijn and Johanna van der Kruk. Aaltje she was born in Rotterdam on 10 July 1868.
The couple De Wit-Tammerijn had six children, namely Levie, Johanna, Abraham, Hartog, …