John Peter Fedorowicz (born September 27, 1958) is an American chess player, coach, and writer from The Bronx, New York.

Fedorowicz learned to play chess in 1972, inspired by the Fischer–Spassky World Championship Match coverage on TV and as an enthusiastic youngster, made rapid progress to become co-winner of the 1977 U.S.

[3][4] He represented the U.S. at the 1986 Dubai Chess Olympiad and scored well, earning himself the Grandmaster (GM) title the same year.

[5][6] Since becoming a grandmaster, he has established himself as one of the leading players from United States, chalking up victories at Cannes 1987 and Sesimbra 1987.

Fedorowicz has captained the U.S. Olympiad team on two occasions and has frequently acted as a second to World Championship candidate Gata Kamsky.