Jacob Aaron Westervelt
Jacob Aaron Westervelt (January 20, 1800 – February 21, 1879) was a renowned and prolific shipbuilder who constructed 247 vessels of all descriptions during his career of over 50 years. From 1853 until 1855 he was Mayor of New York City.
John Jacob, Marquess of Montferrat
John Jacob Palaeologus (Italian: "Giovanni Giacomo Paleologo") (March 23, 1395 – March 12, 1445) was the Margrave of Montferrat from 1418 to 1445.