Ganesha is a Hindu deity of intellect and wisdom. Ganesha, Ganesh, or Ganesa may also refer to:

"Comedy Time" Ganesh, Kannada language film actor

Ganesha (psychedelic), a hallucinogenic phenethylamine

Ganesh Himal, a mountain range in Asia

Ganesha the Elephant, a fictional character from the Bloody Roar series

Ganesa Macula, a dark feature on Saturn's moon Titan