Beng may refer to:
- Beng, Razavi Khorasan, a village in Razavi Khorasan Province, Iran
- Beng Spies, a voice actor
- Kwek Leng Beng (21st century), Singaporean billionaire
- Lim Eng Beng (20th century), former Philippine Basketball Association player
- Ong Beng Hee (born 1980), professional squash player
- Su Beng (21st century), Taiwanese dissident and political activist
- Beng, a people in Côte d'Ivoire, and their language