Rosette Coezijn was a daughter of Philip Coezijn and Vrouwtje Poppegaai. She married in Amsterdam on 20 March 1918 to Salomon Lierens, son of Hijman Lierens and Reintje van Gelder.
Other than she herself, six other siblings did not survive the Holocaust too: Jacobus, Sara, Hijman, Eva, Gerrit and Judith.
City Archive of Amsterdam, archive card of Philip Coezijn and website www.wiewaswie.nl.