John Ellinger (born October 4, 1951) is an American soccer coach, who will coach Real Salt Lake of Major League Soccer beginning in the 2005 season.

Although he did not play soccer as a young man, Ellinger has had a significant amount of experience coaching the game.

Ellinger was the head coach at Montgomery College from 1979 to 1981, where he led the school to a #5 national ranking. He left Montgomery to coach at the University of Maryland, Baltimore County, where he stayed from 1981 to 1990.

Ellinger became a U.S. Soccer National Staff Coach in 1992, and has held a number of different jobs since then. Most notably, he has been the coach of the U-17 United States men's national soccer team since 1997, and Director of Youth Development since 2001. In his role as coach of the U-17's, Ellinger has also headed up the USSF's Bradenton Academy, where many of the United States's most talented youths are developed. While at Bradenton, Ellinger had a significant role in developing many of the most outstanding of American soccer players, including Landon Donovan, DaMarcus Beasley, Bobby Convey, Edward Johnson, Chad Marshall, Freddy Adu, Eddie Gaven, Danny Szetela, and Jonathan Spector.

Ellinger only has one season of professional coaching experience, as he was an assistant coach for the Columbus Crew in their inaugural 1996 season.