Joan Geelvinck (7 July 1644 – 21 May 1707) was a Dutch merchant and politician who followed his father Cornelis and younger brother Albert on the city council of Amsterdam. Geelvinck was born in Amsterdam. In 1663 he became an ensign, in 1666 lieutenant, in 1676 captain and in 1688 colonel in the civic guard. In 1674 he married his full cousin Anna van Loon and became the father of the twins Lieve Geelvinck, later a mayor, and his sister Catharina Clara who married Willem Boreel, becoming ambassador in Paris. Geelvinck died, aged 62, at The Hague.