John O'boyle has faced 41 opponents throughout his career

Player Team(s) Games
Jim Baechtold 1
Don Barksdale 1
Leo Barnhorst 1
Frank Brian 1
Cal Christensen 1
Jack Coleman 2
Ray Corley 1
Bob Davies 2
Dike Eddleman 1
Jake Fendley 1
Larry Foust 1
Joe Graboski 1
Alex Hannum 2
Don Hanrahan 1
Don Henriksen 1
Paul Hoffman 1
Red Holzman 2
Arnie Johnson 2
Jack Kerris 1
Jack Kiley 1
Frank Kudelka 1
Bob Lavoy 1
Jack McMahon 2
Monk Meineke 1
Stan Miasek 1
Dave Minor 1
Bob Naber 1
Ralph O'brien 1
Kevin O'shea 1
Mel Payton 1
Bob Priddy 1
George Ratkovicz 1
Gene Rhodes 1
Arnie Risen 2
Fred Schaus 1
Fred Scolari 1
Chuck Share 1
Odie Spears 2
Bill Tosheff 1
Paul Walther 1
Bobby Wanzer 2