| R.D. Caldwell | — | Classic Physique | — | — |
| Rachael Oberst | — | Bikini | — | — |
| Rachel Aronson | — | Women's Physique | — | — |
| Rachel Campbell | — | Women's Figure | — | — |
| Rachel Daniels | — | Women's Physique | United States | — |
| Rachel McLish | — | Ms. Olympia | United States | — |
| Rachel Payne | — | Women's Figure | — | — |
| Rachel Schatz | — | Bikini | — | — |
| Rachel Spanos | — | Bikini | — | — |
| Rachelle Dejean | — | Bikini | — | — |
| Rachid Souki | — | Men's 212 | — | — |
| Radka Meyer | — | Bikini | — | — |
| Radoslav Angelov | — | Men's 212 | — | — |
| Raducu Raluca | — | — | — | — |
| Raejha Savary | — | Women's Bodybuilding Lightweight | — | — |
| Raeli Dias | — | Women's Wellness | Brazil | — |
| Rafael Adao Oliveira | — | Men's Physique | — | — |
| Rafael Brandao | "Brandão" | Men's Open | Brazil | — |
| Rafael Diaz Arechiga | — | Classic Physique | — | — |
| Rafael Ferreira | — | Men's Physique | — | — |
| Rafael Oliveira | — | Men's Physique | — | — |
| Rafael Ray | — | — | — | — |
| Rafael Rey | — | Men's Physique | — | — |
| Rafaelle Zen | — | Women's Wellness | Brazil | — |
| Rafal Zabawa | — | — | — | — |
| Rahel Cucchia | — | — | — | — |
| Rajesh John | — | Men's Wheelchair | — | — |
| Ralf Moeller | — | Men's Open | Germany | — |
| Ralph Farah | — | Men's Open | United Arab Emirates | — |
| Raluca Raducu | — | Women's Physique | Romania | — |
| Ramon Rocha Queiroz | "Dinossauro do Acre" | Classic Physique | Brazil | — |
| Ramses Rams | — | — | — | — |
| Ramzi Boubaker | — | Men's Physique | — | — |
| Randy Osei Tutu | — | Men's Physique | — | — |
| Randy Watson | — | Classic Physique | — | — |
| Rania Stamatiadou | — | — | — | — |
| Raphaela Milagres | — | — | United States | — |
| Raquel Hernandez | — | Women's Figure | — | — |
| Rastislav Solar | — | Men's Open | — | — |
| Raul Carrasco | — | Men's 212 | — | — |
| Ravi Chaudhary | — | Men's Physique | India | — |
| Ray McNeil | — | Men's Open | United States | — |
| Rayane Fogal | — | Women's Wellness | Brazil | — |
| Rayane Fogal de Souza Santana | — | Women's Wellness | Brazil | — |
| Rayanne Collins | — | Women's Wellness | — | — |
| Raymond Akinlosotu | — | Men's Physique | — | — |
| Raymond Edmonds | — | Men's Physique | United States | — |
| Raymont Edmonds | — | Men's Physique | United States | — |
| Raymont Edmunds | — | Men's Physique | United States | — |
| Rebecca Eger | — | Women's Figure | — | — |
| Rebecca Schubeck | — | Women's Figure | — | — |
| Rebecca Sizemore | — | Women's Fitness | — | — |
| Reece Mcdonald | — | Men's Open | United Kingdom | — |
| Reg Lewis | — | Men's Open | — | — |
| Regan Grimes | — | Men's Open | — | — |
| Reggie Bennett | — | Men's Wheelchair | United States | — |
| Regiane Da Silva | — | Women's Fitness | Brazil | — |
| Rei Cunha | — | Men's Physique | — | — |
| Reijuana Harley | — | Bikini | — | — |
| Reiner Stimmler | — | Classic Physique | — | — |
| Rejoice Godwin | — | Women's Figure | — | — |
| Renata Benigno | — | Bikini | Brazil | — |
| Renata Guaraciaba | — | Women's Wellness | — | — |
| Renata Soares Guaraciaba | — | Women's Wellness | Brazil | — |
| Renata Souckova | — | Bikini | — | — |
| Renate Holland | — | Ms. Olympia | Germany | — |
| Renato Bertagna | — | Men's Open | Italy | — |
| Renato Menezes | — | Men's Physique | — | — |
| Renato Menezes Neto | — | Men's Physique | — | — |
| Rene Borovka | — | — | — | — |
| Rene Brosch | — | Women's Fitness | Germany | — |
| Renee Casella | — | Ms. Olympia | United States | — |
| Renee Harshey | — | Women's Wellness | — | — |
| Renee Masi | — | Women's Figure | — | — |
| Renee Toney | — | Ms. Olympia | — | — |
| Renel Janvier | — | Men's Open | France | — |
| Reshanna Boswell | — | Ms. Olympia | United States | — |
| Reuben Glass | — | Men's Physique | — | — |
| Reyna Perez | — | Bikini | Mexico | — |
| Reyna Perez Mecalco | — | Bikini | Mexico | — |
| Rhea Gayle | — | Women's Figure | — | — |
| Rhoda Allie | — | Bikini | South Africa | — |
| Rhyan Clark | — | Men's Physique | — | — |
| Ricardo Cenat | — | Men's Physique | — | — |
| Ricardo Correia | — | Men's 212 | Portugal | — |
| Riccardo Croci | — | Men's Physique | — | — |
| Rich Gaspari | — | Men's Open | United States | — |
| Richard Jones | — | Men's Open | United States | — |
| Richard Kohari | — | Classic Physique | — | — |
| Richard Morilla | — | Classic Physique | Philippines | — |
| Richard Nagy | — | Classic Physique | — | — |
| Rickey Moten | — | Men's Physique | — | — |
| Rickey Moten Jr. | — | Classic Physique | United States | — |
| Ricky Moten | — | — | United States | — |
| Ricky Moten Jr. | — | Men's 212 | United States | — |
| Riley Walsh | — | Women's Wellness | — | — |
| Rinnah Schmid | — | Women's Figure | — | — |
| Rita Villarreal | — | Women's Figure | — | — |
| Ro'Vonte Moody | — | — | United States | — |
| Rob Cannon | — | — | — | — |
| Rob Van Sant | — | Classic Physique | — | — |
| Robby Robinson | — | Overall | United States | — |
| Robert Buonomo | — | Men's Open | United States | — |
| Robert Burneika | — | Men's Open | Poland | — |
| Robert Grote | — | Men's Physique | — | — |
| Robert Johnson | — | Men's Physique | United States | — |
| Robert Piotrkowicz | — | Men's Open | Poland | — |
| Robert Timms | — | Classic Physique | United States | — |
| Robert Waterhouse | — | Classic Physique | — | — |
| Roberta Coletti | — | Women's Figure | — | — |
| Roberta Coletti Daschagas | — | Women's Figure | — | — |
| Roberto Buonomo | — | — | — | — |
| Robin Connell | — | — | United States | — |
| Robyn Gardner | — | Women's Physique | Canada | — |
| Robyn Mays | — | Women's Physique | — | — |
| Rocio Ramos Loeza | — | Women's Figure | — | — |
| Rodney Harvey | — | Men's Physique | — | — |
| Rodney Razor | — | Men's Physique | — | — |
| Rodney St. Cloud | — | Men's Open | United States | — |
| Rodrick Clark | — | Men's Physique | — | — |
| Rodrigo Arouca | — | Men's Physique | — | — |
| Rodrigo Coelho | — | — | — | — |
| Rodrigo Oliveira | — | Men's Physique | Brazil | — |
| Rodrigue Chesnier | — | Men's Physique | France | — |
| Roelly Winklaar | — | Men's Open | Curaçao | — |
| Roger Walker | — | Men's Open | Australia | — |
| Roland Cziurlok | — | Men's Open | Germany | — |
| Roland Kickinger | — | Men's Open | — | — |
| Roman Begass | — | Men's Open | — | — |
| Roman Fritz | — | Men's Open | Germany | — |
| Roman Iushchenko | — | Men's 212 | — | — |
| Roman Khaliulin | — | — | — | — |
| Romane Lanceford | — | Men's Physique | France | — |
| Romina Basualdo | — | Bikini | Argentina | — |
| Ron Gordon | — | Men's Open | United States | — |
| Ron Love | — | Men's Open | United States | — |
| Ronald Gordon | — | Men's Open | United States | — |
| Ronald Matz | — | Men's Open | — | — |
| Ronnell Seales | — | Classic Physique | — | — |
| Ronnie Coleman | "The King" | Men's Open | United States | — |
| Ronny Rockel | — | Men's Open | Germany | — |
| Ronshende Whittington | — | Women's Figure | — | — |
| Rosa Benadero Munoz | — | Women's Wellness | Spain | — |
| Rosa Cassanga | — | — | — | — |
| Rosa-Maria Romero | — | Women's Figure | — | — |
| Rose Pham | — | Women's Wellness | — | — |
| Rosela Joseph | — | Women's Physique | — | — |
| Rosemary Jennings | — | Ms. Olympia | — | — |
| Rosemary Rodriguez | — | Women's Wellness | Paraguay | — |
| Ross Caesar | — | — | — | — |
| Rosy Almeida | — | Women's Physique | — | — |
| Rosy Costantino | — | — | — | — |
| Roxana Marquez | — | Bikini | United States | — |
| Roy Callender | — | Overall | Montserrat | — |
| Roy Duval | — | Men's Open | United States | — |
| Roy Evans | — | Men's Open | — | — |
| Rubiel Mosquera | — | Men's Open | — | — |
| Ruiying Bian | — | Women's Physique | China | — |
| Russell Waheed | — | Classic Physique | — | — |
| Ruth Dales | — | Bikini | United Kingdom | — |
| Ruth Ruth Matos | — | — | — | — |
| Ryall Graber | — | — | Canada | — |
| Ryall Graber-Vasani | — | Women's Fitness | — | — |
| Ryan Hays-Althoff | — | Women's Figure | — | — |
| Ryan John Baptiste | — | Men's Physique | France | — |
| Ryan John-Baptiste | — | Men's Physique | — | — |
| Ryan Storer | — | Men's Physique | — | — |
| Ryan Terry | — | Men's Physique | United Kingdom | — |