Lambertha 'Bep' Zonneveld was born on 4 September 1923 in Haarlem. Her parents were Nicolaas Zonneveld, a house painter & decorator, and his wife Dina Overmars. Her maternal grandparents were pork butcher Lammert Jan Overmars and Reintje de Winter, both from Overijssel. Bep had one younger sister.
Bep was the "Erelid en Lid van Verdienste van de Bond van oud-illegale werkers".
Bep married Frans Hazeveld, who died in 2004. Bep died in Heemstede on 16 March 2013, aged 89.