Hide drivers with less than 10 entries
Hide drivers who only participated in Indy 500
Include non-championship races
| No | Driver | Races | Active Years |
|---|
| 624 |  Raby, Ian | 7 |
1963–1965 |
| 625 |  Räikkönen, Kimi | 333 |
2001–2009, 2012–2021 |
| 626 |  Rahal, Bobby | 2 |
1978 |
| 627 |  Raphanel, Pierre-Henri | 17 |
1988–1989 |
| 628 | Rathmann, Dick (Indy only) | 5 |
1950, 1956, 1958–1960 |
| 629 | Rathmann, Jim (Indy only) | 10 |
1950, 1952–1960 |
| 630 |  Ratzenberger, Roland | 3 |
1994 |
| 631 |  Rebaque, Hector | 58 |
1977–1981 |
| 632 | Redman, Brian | 15 |
1968, 1970–1974 |
| 633 | Reece, Jimmy (Indy only) | 6 |
1952, 1954–1958 |
| 634 | Rees, Alan | 1 |
1967 |
| 635 |  Regazzoni, Clay | 139 |
1970–1980 |
| 636 |  Reutemann, Carlos | 146 |
1972–1982 |
| 637 | Reventlow, Lance | 3 |
1960 |
| 638 | Revson, Peter | 32 |
1964, 1971–1974 |
| 639 | Rhodes, John | 1 |
1965 |
| 640 |  Ribeiro, Alex | 20 |
1976–1977, 1979 |
| 641 |  Ricciardo, Daniel | 189 |
2011–2021 |
| 642 | Richardson, Ken | 1 |
1951 |
| 643 |  Riess, Fritz | 1 |
1952 |
| 644 | Rigsby, Jim (Indy only) | 1 |
1952 |
| 645 | Rindt, Jochen | 62 |
1964–1970 |
| 646 | Riseley-Prichard, John | 1 |
1954 |
| 647 | Robarts, Richard | 4 |
1974 |
| 648 | Rodriguez Larreta, Alberto | 1 |
1960 |
| 649 | Rodriguez, Pedro | 54 |
1963–1971 |
| 650 | Rodriguez, Ricardo | 6 |
1961–1962 |
| 651 |  Rol, Franco | 5 |
1950–1952 |
| 652 | Rollinson, Alan | 1 |
1965 |
| 653 | Rolt, Tony | 3 |
1950, 1953, 1955 |
| 654 |  Roos, Bertil | 1 |
1974 |
| 655 | Rosberg, Keke | 128 |
1978–1986 |
| 656 | Rosberg, Nico | 206 |
2006–2016 |
| 657 | Rose, Mauri (Indy only) | 2 |
1950–1951 |
| 658 | Rosier, Louis | 38 |
1950–1956 |
| 659 | Rosset, Ricardo | 33 |
1996–1998 |
| 660 | Rossi, Alexander | 6 |
2014–2015 |
| 661 |  Rothengatter, Huub | 30 |
1984–1986 |
| 662 | Ruby, Lloyd | 2 |
1960–1961 |
| 663 | Rudaz, Jean-Claude | 1 |
1964 |
| 664 | Russell, George | 39 |
2019–2021 |
| 665 | Russo, Eddie (Indy only) | 4 |
1955–1957, 1960 |
| 666 | Russo, Paul (Indy only) | 8 |
1950, 1953–1959 |
| 667 | Ruttman, Troy | 9 |
1950–1952, 1954, 1956–1958, 1960 |
| 668 |  Ryan, Peter | 1 |
1961 |
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