- Radek
- Radomir
- Radoslav
- Radu
- Rafael
- Rafaele
- Rafaelle
- Raffael
- Raffik
- Rafic
- Rafik
- Raik
- Raimund
- Rainer
- Rainhard
- Ralf
- Ramon
- Ramses
- Randolf
- Randy
- Ranganathan
- Raphael
- Raphaell
- Raul
- Ray
- Regulus
- Relf
- Remy
- Rene
- Rex
- Ricardo
- Richard
- Rick
- Ricky
- Rico
- River
- Rob
- Robert
- Roberto
- Robin
- Rocco
- Rocky
- Roger
- Roland
- Rolf
- Romain
- Roman
- Romeo
- Ron
- Ronald
- Ronaldo
- Ronan
- Ronnie
- Roshan
- Ross
- Roy
- Ruben
- Rubertus
- Rudi
- Rudolf
- Rufus
- Rupert
- Russell
- Ryan