John W. Geary, American lawyer and politician, 16th Governor of Pennsylvania (d. 1873)

John White Geary (December 30, 1819 – February 8, 1873) was an American lawyer, politician, Freemason, and a Union general in the American Civil War. He was the final alcalde and first mayor of San Francisco, a governor of the Kansas Territory, and the 16th governor of Pennsylvania.