| Alexsandro Ribeiro | d | BRA | 2024/25 | 1 | 0 | Lille | | | |
| Riqui Puig | c | SPA | 2020/21 | 0 | 0 | Barcellona | | | |
| Tibor Rab | c | UNG | 1977/78 | 0 | 0 | Ungheria | | | |
| Riccardo Rabaglio | d | ITA | 1922/23 | 5 | 0 | Derthona, Novara | | | |
| Thierry Rabat | d | FRA | 1989/90 | 0 | 0 | Paris Saint-Germain | | | |
| Rabbi | a | ITA | 1987/88 | 0 | 0 | Biellese | | | |
| Rabea | c | ARS | 2010/11 | 0 | 0 | Al-Nassr | | | |
| Rami Rabia | d | EGI | 2024/25 | 1 | 0 | Al Ain FC | | | |
| Rabino | p | ITA | 1983/84 | 0 | -4 | Albese | | | |
| Adrien Rabiot | c | FRA | 2017/18 | 1 | 0 | Paris Saint-Germain, Milan |  | | |
| Andrea Rabito | a | ITA | 2006/07 | 0 | 0 | Albino Leffe | | | |
| Ercole Rabitti | c | ITA | 1942/43 | 6 | 0 | Casale, Como, Ancona, Paladino, Sanremese | | | |
| Ronald Rabozzi | c | ITA | 1998/99 | 0 | 0 | Valle d'Aosta | | | |
| Renato Raccis | a | ITA | 1942/43 | 8 | 2 | Livorno, Asti, Milan, Lancia | | | |
| Heiko Racky | a | GER | 1968/69 | 1 | 0 | Eintracht Francoforte | | | |
| Dariusz Raczyński | c | POL | 1983/84 | 1 | 0 | Lechia Danzica | | | |
| Franco Radaelli | c | ITA | 1965/66 | 0 | 0 | Novara | | | |
| Giuseppe Radaelli | c | ITA | 1960/61 | 0 | 0 | Casale | | | |
| Orfeo Radaelli | p | ITA | 1924/25 | 0 | -1 | Atalanta | | | |
| Nicolò Radaelli | p | ITA | 2019/20 | 0 | 0 | Genoa | | | |
| Uroš Radaković | d | SER | 2012/13 | 0 | 0 | Bologna | | | |
| Oleksandr Radchenko | d | UCR | 1997/98 | 2 | 0 | Dynamo Kyiv | | | |
| Dmitri Radchenko | a | RUS | 1992/93 | 0 | 0 | Russia | | | |
| Vito Mattia Radicchio | d | ITA | 2019/20 | 0 | 0 | Lecce | | | |
| Luigi Radice | d | ITA | 1955/56 | 7 | 0 | Milan, Padova | | | |
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