NEILSON, John, soldier, born in New Brunswick, New Jersey, 11 March, 1745 ; died there, 3 March, 1833. He was educated at Philadelphia, and afterward engaged in mercanthe pursuits at New Brunswick in 1769-'75. He raised a company at the beginning of the Revolution, became its captain, was appointed colonel of the 2d regiment of Middlesex militia in August, 1776. On 21 February, 1777, he was made brigadier-general of militia, and in 1779 he was placed in command of the New Jersey militia in the northern part of the state. He was a delegate from New Jersey to the Continental congress in 1778-'9, and afterward to the State convention to ratify the Federal constitution. In 1787 he had been elected a delegate to the Federal convention, but failed to attend. In 1800 and 1801 he represented New Brunswick in the state assembly, after which he retired from public life. He was one of the share-holders of Alexander Hamilton's manufacturing company, established in 1792 at Paterson, New Jersey, of which William Duer was elected governor and Colonel John Bayard deputy governor.