- Rohan Kulkarni
- Rohan Mirchandani
- Rohan Nanaware
- Rohan Raghavan
- Rohit Arora
- Roland T. Rust
- Rolf H. Mohring
- Rolf N. van Lieshout
- Romain Deguest
- Roman Kapuscinski
- Roman Mennicken
- Roman Slowinski
- Ron Berman
- Ron S. Dembo
- Ron Sorenson
- Ronald A. Howard
- Ronald G. Askin
- Ronald L. Rardin
- Ronald Mowers
- Ronen Feldman