Gustaf Gustafsson ha affrontato 35 avversari durante tutta la sua carriera.

Player Team(s) Games
Stephan Baumgartner-Jurko
U16 Austria (Euro U16 B)
1
Christoph De Marinis
U16 Austria (Euro U16 B)
1
Maximilian Graf
U16 Austria (Euro U16 B)
1
Petrus Heinonen
U16 Finland (Euro U16 B)
1
Petri Heinonen
U16 Finland (Euro U16 B)
1
Christof Hetzmannseder
U16 Austria (Euro U16 B)
1
Alexander Heuberger
U16 Austria (Euro U16 B)
1
Aleksi Huuskonen
U16 Finland (Euro U16 B)
1
Tomi Jarvinen
U16 Finland (Euro U16 B)
1
Henri Kamara
U16 Finland (Euro U16 B)
1
Djordje Karadzic
U16 Netherlands (Euro U16 B)
1
Petteri Koponen
U16 Finland (Euro U16 B)
1
Tim Kortekaas
U16 Netherlands (Euro U16 B)
1
Sebastian Lutz
U16 Austria (Euro U16 B)
1
Ronnie Matovu
U16 Netherlands (Euro U16 B)
1
Srdjan Mladenovic
U16 Netherlands (Euro U16 B)
1
Sad Niskanen
U16 Finland (Euro U16 B)
1
Lorenzo O'neal
U16 Austria (Euro U16 B)
1
Paul Obemeata-Gimoh
U16 Austria (Euro U16 B)
1
Jere Paivinen
U16 Finland (Euro U16 B)
1
Paul Radakovics
U16 Austria (Euro U16 B)
1
Jirian Roodheuvel
U16 Netherlands (Euro U16 B)
1
Rasmus Roslund
U16 Finland (Euro U16 B)
1
Aaron Roye
U16 Netherlands (Euro U16 B)
1
Sebastian Sarac
U16 Austria (Euro U16 B)
1
Roeland Schaftenaar
U16 Netherlands (Euro U16 B)
1
Peter Schoth
U16 Netherlands (Euro U16 B)
1
Kim Siven
U16 Finland (Euro U16 B)
1
Nico Reimer Slump
U16 Netherlands (Euro U16 B)
1
Tobias Stadelmann
U16 Austria (Euro U16 B)
1
Tuomas Tenkanen
U16 Finland (Euro U16 B)
1
Aleksandar Trivan
U16 Austria (Euro U16 B)
1
Kevin Van Duuren
U16 Netherlands (Euro U16 B)
1
Anselmi Vanjoki
U16 Finland (Euro U16 B)
1
Willem Zijlmans
U16 Netherlands (Euro U16 B)
1