Terhune Run is a tributary of Lawrence Brook in eastern South Brunswick, New Jersey in the United States.

Terhune Run starts at 40°24′1″N 74°32′29″W / 40.40028°N 74.54139°W / 40.40028; -74.54139, near the intersection of Route 1 and Major Road. It flows south, crossing Major Road, until it drains into Lawrence Brook at 40°23′22″N 74°31′51″W / 40.38944°N 74.53083°W / 40.38944; -74.53083, in Reichler Park.

Terhune Run is short, crossing one road, making it hard to access.

• Beaverdam Brook
• Great Ditch
• Ireland Brook
• Oakeys Brook
• Sawmill Brook
• Sucker Brook
• Unnamed Brook in Rutgers Gardens, unofficially named Doc Brook
• Unnamed Brook in Rutgers' Helyar Woods

• List of rivers of New Jersey