John Jacob (East India Company officer)
Brigadier-General John Jacob (11 January 1812 – 6 December 1858) was an officer of the British East India Company who served in colonial India for the major portion of his career. He is known for the cavalry regiment called 36th Jacob's Horse, and for founding the town of Jacobabad, in Sind province of British India (now Sindh in modern-day Pakistan), where he planned and supervised the transformation of thousands of acres of desert into arable land over the course of twenty years.
Source: Wikipedia — John Jacob (East India Company officer) (CC BY-SA 4.0)