Trudy is a feminine given name.

Trudy may also refer to:

• Trudy (comic strip), an American comic strip by Jerry Marcus
• Trudy (gorilla) (1957–2019), considered the oldest living gorilla, held in Little Rock, Arkansas, U.S.
• The Trudy, an English post-punk band
• 22900 Trudie, an asteroid
• "Trudy", a song by the Charlie Daniels Band from Fire on the Mountain (1974)