- Denos Gazis
- Department of Transport-Canada
- Deree-Pierce College
- Derek Harmon
- Derya Demirtas
- Desheng Ma
- Desiree Tejada
- Dessislava Pachamanova
- Dessislava Pachamanova, Vera Tilson, Keely Dwyer-Matzky
- Destenie Nock
- Detlof von Winterfeldt
- Detroit Diesel
- Deutsche Bahn AG
- Deutsche Post DHL
- Dev Koushik
- Devashish Das
- Devavrat Purohit
- Devavrat Shah
- Dezhi (Denny) Yin
- Dharma Acharya