John Henkel ha enfrentado a 49 oponentes a lo largo de su carrera.

Player Team(s) Games
Reid Anderson 1
Kevin App 1
Sean Baptiste 1
Jason Battle 1
David Bauman 2
Lawrence Brown 1
Brian Connelly 2
Jimmie Covington 2
Louis Dale 1
Jerrell Dinkins 2
Graham Dow 1
Uwem Eshietedoho 2
Justin Fry 1
Brett Gifford 1
Jay Greene 3
Andre Harris 1
Eric Hazard 1
Brian Hodges 3
Mike Housman 3
Jon Iati 2
Ugo Ihekweazu 1
Jordan Ingram 1
Kyle Ingram 1
Johann Jones 1
Lucious Jordan 1
Michael Knight 1
Jerrad Knotts 1
Brian Kreefer 1
Levi Levine 1
Brian Lillis 2
Brian Lytle 1
Bernal Murray 1
Andrew Naeve 1
Michael Peeples 1
Chris Pugh 3
Pete Reynolds 1
Carl Ross 1
Chris Seaborn 2
Jason Siggers 2
Matt Spadafora 1
Cameron Tyler 1
Emanuel Ubilla 1
Jamar Wilson 2
Brent Wilson 2
Ryan Wittman 1
Mike Yocum 1
Tom Young 3
John Zito 2
Kirsten Zollner 1