William Calvin ha enfrentado a 77 oponentes a lo largo de su carrera.

Player Team(s) Games
Alexander Atterbigler 1
Andreas Bauch 2
Zachary Bennett 1
Erroyl Bing 1
Gary Buchanan 1
Joachim Buggelsheim 2
Patrick Buggelsheim 1
Eric Butler 1
John Cliff 2
Michael Coffin 2
Milivoj Coso 1
Andreas Diwald 2
Matthias Dockner 1
Christoph Gangl 2
David Geisler 1
Mohamed Granic 2
Damir Hamidovic 2
Ivan Hoger 2
Rakim-Marques Hollis 1
Selmir Husanovic 2
Peter Hutter 1
Andre Joseph 1
Thomas Kelley 1
Tilo Klette 1
Samuel Knabl 1
Sasa Knezevic 2
Martin Kohlmaier 1
Zdenek Kos 1
Maximilian Kunovjanek 1
Andreas Kuttnig 1
Davor Lamesic 2
Jonathan Levy 1
Bryan Lucas 1
Hans-Jurgen Mader 1
Matthias Mayer 1
Deteri Mayes 1
Martin Micka 1
Martin Miklosik 1
Ronell Mingo 2
Aaron Mitchell 1
David Mogyoro 2
Samir Mujanovic 1
Justen Naughton 1
Alexander Nunner 2
Tomas Oresansky 2
Dzmitry Paliashchuk 2
Elijah Palmer 2
Markus Pargfrieder 1
Lukas Pinterits 1
Sebastian Pinterits 1
Roderick Platt 1
Spencer Rhynes 2
Drazen Rimarcuk 1
Jerome Robinson 1
Gabor Sallay 1
Yao Schaefer 2
Florian Schoeninger 1
Thomas Schreiner 2
Viachaslau Skidan 1
Martin Speiser 2
Kristijan Splajt 1
Pavel Stanek 1
Klemens Staudinger 1
Thomas Stelzer 1
Harald Strahberger 2
Pete Strobl 2
Ramiz Suljanovic 1
Iiro Tenngren 1
Andreas Vavra 1
Nenad Videka 2
Vladan Virijevic 1
Sasa Vuleta 1
Lucas Weiss 2
Timothy Whitworth 1
Armin Woschank 1
Darius Wright 2
Damir Zeleznik 1