- DOHC stands for Double Overhead Camshaft (engine valve train architecture)
- DOHC stands for Dual Overhead Camshaft (engines)
- DOHC stands for Department of Health and Children (Ireland)
- DOHC stands for David Ormerod Hearing Centres (hearing aids; UK)
- DOHC stands for Datek Online Holdings Corporation
- DOHC stands for Dominican Occupational Health Center (University of California, Santa Cruz)
- DOHC stands for Detroit Osteopathic Hospital Corporation (Michigan)
DOHC