| Robert Andrews Millikan | Robert Andrews Millikan |
| Robert Baden-Powell | Robert Baden-Powell |
| Robert Boyle | Robert Boyle |
| Robert Brown | Robert Brown |
| Robert Browning | Robert Browning |
| Robert Bunsen | Robert Wilhelm Bunsen |
| Robert Burton | Robert Burton |
| Robert Coontz | Robert Edward Coontz |
| Robert Daniel Carmichael | Robert Daniel Carmichael |
| Robert Doornbos | Robert Doornbos |
| Robert E. Lee | Robert Edward Lee |
| Robert Falcon Scott | Robert Falcon Scott |
| Robert Fripp | Robert Fripp |
| Robert Frost | Robert Frost |
| Robert Gates | Robert Gates |
| Robert Guiscard | Robert Guiscard |
| Robert Harris | Robert Harris |
| Robert Hofstadter | Robert Hofstadter |
| Robert Hooke | Robert Hooke |
| Robert Huth | Robert Huth |
| Robert I | Robert Bruce |
| Robert I of Artois | Robert Bruce |
| Robert I of Dreux | Robert Bruce |
| Robert I of France | Robert Bruce |
| Robert I of Scotland | Robert Bruce |
| Robert Johnson | Robert Johnson |
| Robert Julius Trumpler | Robert Julius Trumpler |
| Robert Koch | Robert Koch |
| Robert Kovač | Robert Kovač |
| Robert Kubica | Robert Kubica |
| Robert Kurz | Robert Kurz |
| Robert Louis Stevenson | Robert Louis Stevenson |
| Robert Ludlum | Robert Ludlum |
| Robert Mugabe | Robert Mugabe |
| Robert Oppenheimer | Julius Robert Oppenheimer |
| Robert Owen | Robert Owen |
| Robert Peel | Robert Peel |
| Robert Plant | Robert Plant |
| Robert Ritter von Greim | Robert Ritter von Greim |
| Robert Schuman | Robert Schumann |
| Robert Schumann | Robert Schumann |
| Robert the Magnificent | Robert Bruce |
| Robert Trujillo | Robert Trujillo |
| Robert Watson-Watt | Robert Alexander Watson-Watt |
| Robert Woodrow Wilson | Robert Woodrow Wilson |
| Roberta Bondar | Roberta Bondar |
| Roberto Acuña | Roberto Miguel Acuña |
| Roberto Ayala | Roberto Ayala |
| Roberto Carlos | Roberto Carlos da Silva |
| Roberto Carlos da Silva | Roberto Carlos da Silva |
| Roberto Eduardo Viola | Roberto Eduardo Viola |
| Roberto Mieres | Roberto Mières |
