Big John Hamilton was an American vocalist.
He made eight solo records (45s) as well as duets with Doris Allen.
They sang a version of Buddy Miles' "Them Changes" for Florida's Minaret Records label between 1967 and 1970.
Sundazed Records released a Compact Disc in 2006 of his music called How Much Can a Man Take, the name of the title song from 1968.
This article about a United States singer is a stub.