John Putnam Chapin
John Putnam Chapin served as the 10th Mayor of Chicago, Illinois (1846–1847) for the Whig Party.
21 April 1810
Born on the same birth day (21 April): Ahmed Arif • Edelmiro Amante • Helen Prejean • Jan van Riebeeck • Ken Caminiti • Pat Brown • Reg Fleming • Souleymane Cissé (film director) • Tim Jacobus • Ulrich von Hutten
Born in the same month (April 1810): Félicien David • Philip Henry Gosse • Sir Henry Rawlinson, 1st Baronet • Thomas Adolphus Trollope