Radar, Radek, Rainman, Rákos, Rákosníček, Rambo, Ramses, Randolph, Rapper, Rasta, Rattky, Redbull, Reefu, Ren, Repík, Rich, Richie, Richie, Riki, Riki tiki taki, Riki tiki tavi, Rikša, Rip, Rišo, Robi, Robík, Robin, Rocky, Rodrigo, Rolf, Ron, Ronny, Ross, Rosta, Rosťa, Roten, Rudla, Ruland, Řízek