| "R" |
| R.C. |
| Rabbit |
| Racci Goo |
| Radar |
| Radley |
| Radz |
| Raegan |
| Raelene |
| Rae's Peanutbutter |
| Rafael |
| Raffles |
| Rafi |
| Rage |
| Raggedy Ann |
| Raggs |
| Raggy |
| Raggy Ann |
| Ragin Roman |
| Rags |
| Rags de Mon |
| Ragz |
| Raider |
| Rain |
| Raine |
| Rainy |
| Raisin |
| Raisin Alexander |
| Raison Cookie |
| Raja |
| Rajah |
| Rake |
| Rakim |
| Raleigh |
| Ralfie |
| Ralph |
| Ralphie |
| Ralphie Boy |
| Ralphy |
| Ramble |
| Rambo |
| Ramon |
| Ramona |
| Ramsey |
| Ramseys |
| Ramyn |
| Randall |
| Randy |
| Ranger |
| Ranjo |
| Raphael |
| Rascal |
| Rascal Boz Lee |
| Rascal Lee |
| Rascal Rondele |
| Raskal |
| Rasta |
| Ratley |
| Rattler Eason |
| Ratty |
| raven |
| Raving Beauty |
| Ray |
| Rayana |
| Rayden |
| Raygan |
| Raymond Felix |
| Rayne |
| Raz |
| Razz |
| Razzie |
| Razzle |
| RB |
| RC Felipe |
| Ready |
| Reagan |
| Reagan Bianca |
| Reba |
| Reba Lou |
| Rebel |
| Recks |
| Red |
| Red Dog |
| Red Sonja |
| Redbone |
| Redd |
| Redsonja | |
| Reece |
| Reeces |
| Reecey |
| Reeci |
| Reecie |
| Reef |
| Reese |
| Reese-Cup |
| Reesee |
| Reeses |
| Reese's |
| Reesey |
| Reesie |
| Reggie |
| Regie |
| Reginald |
| Reginold |
| Regis |
| Reigan |
| Reilley |
| Reilly |
| Reine |
| Rembrandt |
| Remi |
| Remington |
| Remmington |
| Remus |
| Remy |
| Remy le Beau |
| Remy Martin |
| Ren |
| Ren Alva |
| Ren Benjamen |
| Ren Riley |
| Renbo |
| Reno |
| Reny |
| Reo |
| Re-Re |
| Reuben |
| Rev |
| Revy |
| Rex |
| Rexi |
| Rexie |
| Rexy |
| Reyna |
| Reynolds |
| Rez |
| Rhaja |
| Rhett |
| Rhett Butler |
| Rhiley |
| RHOmeo |
| Rhoxi |
| Rhythm |
| Ribbon |
| Ricca Rocket |
| Ricco |
| Ricco Suave |
| Richey |
| Rickey |
| Ricki |
| Ricky |
| Ricky Bobby |
| Rico |
| Rico Jose |
| Rico Suave |
| Ricochet |
| Rigatoni |
| Rigby |
| Rigley |
| Riki |
| Rikki |
| Riko |
| Ril E. Coyote |
| Rilee |
| Riley |
| Riley Faith |
| Riley Jean |
| Riley Lou |
| Riley Rhett |
| Riley Roo |
| Riley's Little Lexie Lou |
| Rilo |
| Ringo | |
| Ringo Starr |
| Rio |
| Ripley |
| Rissa |
| Rita |
| Ritchie |
| Ritz |
| Riva |
| River |
| Rizzabella |
| Rizzo |
| Rizzo Marie |
| RJ |
| Roadie |
| Robbie |
| Robert |
| Robyn |
| Roc |
| Rocco |
| Rock |
| Rock Hudson |
| Rockee |
| Rocket |
| Rocket-Dog |
| Rockett |
| Rockette |
| Rockie |
| Rocko |
| Rocks |
| Rockstar |
| Rocky |
| Rocky Casanova |
| Rocky Ovadia |
| Rocky Shina |
| Rocky Sly |
| Rocky Van Baron |
| Roco |
| Roczi |
| Rodie |
| Roge |
| Roger |
| Rogue |
| Rolle |
| Rolo |
| Roma |
| Roman |
| Rome |
| Romee |
| Romeo |
| Romeojack |
| Romero |
| Romi |
| Romie |
| Romio |
| Romo |
| Romy |
| Ronaldo |
| Ronen |
| Roni |
| Ronin Blaze |
| Ronnie |
| Rontu |
| Roo |
| Rooney |
| Roonie |
| Rooster |
| Rootbeer |
| Rootie |
| Rori |
| Rosa |
| Rosalea |
| Rosalie |
| Rosalinda |
| Rosalita |
| Rosco |
| Roscoe |
| Roscp |
| Rose |
| Rose Alis |
| Rose Petal |
| Rosealita |
| Rosebud |
| Rosella |
| Rosey |
| Rosheen |
| Rosi | |
| Rosie |
| Rosie Belle |
| Rosie Bud |
| Rosie Krueger |
| Rosie Lou |
| Rosie Mae |
| Rosie Poe |
| Rosiee |
| Rosiie s Mr. Christian |
| Rosita |
| Rosquilla |
| Rosta |
| Roswell |
| Rosy |
| Roth |
| Rottie |
| Roux |
| Rouxdee |
| Rover |
| Rowdi |
| Rowdy |
| Roxann |
| Roxanna |
| Roxanne |
| Roxas |
| Roxee |
| Roxey |
| Roxi |
| Roxie |
| Roxie Heart |
| Roxton |
| Roxxi |
| Roxy |
| Roxy Belle |
| Roxy Blue |
| Roxy Bubu Too |
| Roxy Foxy |
| Roxy Heart |
| Roxy Marie |
| Roxy Venus |
| Roy |
| Royal |
| Royce |
| Rozi |
| Rozy |
| RP |
| R-Two |
| Rubby |
| Rubi |
| Rubie |
| Rubin |
| Ruby |
| Ruby Dee |
| Ruby May |
| Ruby Priscilla Ryan |
| Ruby Slippers |
| Ruddy |
| Rudie |
| Rudolpho Julia |
| Rudy |
| Ruff |
| Ruffles |
| Ruffus |
| Ruffy |
| Rufus |
| Rugby |
| Ruger |
| Ruhkus |
| Ruki |
| Rumor |
| Rupert |
| Russell |
| Rustin |
| Rusty |
| Rusty Rascal |
| Rusty Star |
| Ruthie |
| Ryan |
| Rybo |
| Ryder |
| Rylan |
| Rylee |
| Rylie |
| Ryllie |
| Ryoko | |