John Frederick Pierson (February 25, 1839 – December 20, 1932) was an American soldier, business executive, and society leader who was prominent in New York during the Gilded Age.

[5] In 1857, he enlisted as a private in Company K of the 7th Regiment of the New York National Guard,[6] and was attached to the staff of Brig.

[1] At the start of the American Civil War, Pierson helped organize the 1st New York Volunteer Infantry Regiment, and was appointed captain in May 1861.

[11] In 1929, the Piersons entertained at their home in New York by giving musicale featuring Abby Morrison Ricker, a soprano, accompanied by Mrs. Harrison Irvine.

[14] Together, they lived at 20 West 52nd Street[14] and were the parents of:[15] Pierson worked up to four days before his death at age 93 in New York City on December 20, 1932, at which point he was the oldest general of the Union Army in the civil war.