Molly Geertsema, Dutch lawyer and politician, Deputy Prime Minister of the Netherlands (died 1991)

Willem Jacob "Molly" Geertsema II was a Dutch politician of the People's Party for Freedom and Democracy (VVD) and jurist.

The deputy prime minister of the Netherlands is the official deputy of the head of government of the Netherlands. In the absence of the prime minister of the Netherlands the deputy prime minister takes over his functions, such as chairing the Cabinet of the Netherlands and the Council of Ministers of the Netherlands. Conventionally, all of the junior partners in the coalition get one deputy, and the deputies are ranked according to the size of their respective parties in the House of Representatives.