Robert Graham ha enfrentado a 57 oponentes a lo largo de su carrera.

Player Team(s) Games
Rihards Aleksandrovs
U20 Latvia (Euro U20B)
1
Lion Alimani
U20 Albania (Euro U20B)
1
Martin Anguelov
U20 Bulgaria (Euro U20B)
1
Nils Baumeisters
U20 Latvia (Euro U20B)
1
Valters Briedis
U20 Latvia (Euro U20B)
1
Raivo Butirins
U20 Latvia (Euro U20B)
1
Kristians Feierbergs
U20 Latvia (Euro U20B)
1
Nikoloz Gaprindashvili
U20 Georgia (Euro U20B)
1
Georgi Gerganov
U20 Bulgaria (Euro U20B)
1
Viktor Gergov
U20 Bulgaria (Euro U20B)
1
Kejdi Gjore
U20 Albania (Euro U20B)
1
Vakhtang Gogberashvili
U20 Georgia (Euro U20B)
1
Vinsent Grazhdani
U20 Albania (Euro U20B)
1
Xhersido Hajdari
U20 Albania (Euro U20B)
1
Kriss Helmanis
U20 Latvia (Euro U20B)
1
Gustavs Jakubauskis
U20 Latvia (Euro U20B)
1
Mate Kapanadze
U20 Georgia (Euro U20B)
1
Domonkos Karman
U20 Hungary (Euro U20B)
2
Balazs Kass
U20 Hungary (Euro U20B)
2
Elguja Khvedelidze
U20 Georgia (Euro U20B)
1
David Kiss
U20 Hungary (Euro U20B)
2
Ricards Klanskis
U20 Latvia (Euro U20B)
1
Bence Kollar
U20 Hungary (Euro U20B)
2
Mihail Kombakov
U20 Bulgaria (Euro U20B)
1
Konstantin Kostadinov
U20 Bulgaria (Euro U20B)
1
Akos-Bence Kovacs
U20 Hungary (Euro U20B)
2
Markuss Kudrjavcevs
U20 Latvia (Euro U20B)
1
Luka Liklikadze
U20 Georgia (Euro U20B)
1
Richard Lilaj
U20 Albania (Euro U20B)
1
Tedi Lluka
U20 Albania (Euro U20B)
1
Berk Mehmed
U20 Bulgaria (Euro U20B)
1
Elian Memcaj
U20 Albania (Euro U20B)
1
Giorgi Meskhi
U20 Georgia (Euro U20B)
1
Damyan Minkov
U20 Bulgaria (Euro U20B)
1
Bence Neuwirth
U20 Hungary (Euro U20B)
2
Mark Paar
U20 Hungary (Euro U20B)
1
Vasil Popov
U20 Bulgaria (Euro U20B)
1
Marvin Prodani
U20 Albania (Euro U20B)
1
Levan Qvartskhava
U20 Georgia (Euro U20B)
1
Gerzson Radics
U20 Hungary (Euro U20B)
2
Eiden Rama
U20 Albania (Euro U20B)
1
Nika Ratiani
U20 Georgia (Euro U20B)
1
Vladimer Salaridze
U20 Georgia (Euro U20B)
1
Merabi Shengelia
U20 Georgia (Euro U20B)
1
Toms Skuja
U20 Latvia (Euro U20B)
1
Abel Sovegjarto
U20 Hungary (Euro U20B)
2
Ivan Spirov
U20 Bulgaria (Euro U20B)
1
Emil Stoilov
U20 Bulgaria (Euro U20B)
1
Kristians Sulcs
U20 Latvia (Euro U20B)
1
Dez Tanoh
U20 Hungary (Euro U20B)
2
Izsak Tarjan
U20 Hungary (Euro U20B)
2
Vladimer Tavakarashvili
U20 Georgia (Euro U20B)
1
Lachezar Toshkov
U20 Bulgaria (Euro U20B)
1
Barna Toth
U20 Hungary (Euro U20B)
2
Ricards Vanags
U20 Latvia (Euro U20B)
1
Martin Yordanov
U20 Bulgaria (Euro U20B)
1
Fatbardh Zhabina
U20 Albania (Euro U20B)
1