John William Ferdon (December 13, 1826 – August 5, 1884) was a U.S. Representative from New York.

[3] His wife was the aunt of New Jersey State Senator Theodore Strong.

Together, they were the parents of five children, three daughters and two sons:[4] Ferdon died of kidney disease after an illness of six weeks on August 5, 1884, in Monmouth Beach, New Jersey.

[8] He was buried at a private cemetery on the Ferdon estate in Piermont, New York.

His home at Piermont, known as Ferdon Hall was listed on the National Register of Historic Places in 2011.