- Ilia Tsetlin
- Ilias Diakonikolas
- Illya V. Hicks
- Ilya O. Ryzhov
- Ilya Okhmatovskiy
- Ilya Segal
- Imani Carson
- Imtiaz Ahmed
- In-Soo Lee
- Ina Markham
- Indeval
- INDEVAL
- Indian Institute of Technology Delhi
- Indira Brown
- Indranil R Bardhan
- Ineke Meuffels
- Inessa Liskovich
- Ingalls Shipbuilding
- Ingo Stallknecht
- Ingrid Bongartz
