Harrah may refer to:
- Al Harrah, a large basaltic volcanic field in northwestern Saudi Arabia
- Harrah, Oklahoma
- Harrah, Washington
- Harrah, Ras al-Khaimah
- Toby Harrah, a professional baseball player
- Dennis Harrah, a former NFL Offensive Lineman
- Harrah's Entertainment
- William F. Harrah, founder of Harrah's Entertainment
- Verna Harrah, philanthropist and film produceer, widow of William F. Harrah
- Harrah, Yemen