Aggie may mean:

• Aggie (software), a news aggregator
• Aggie (marble), a type of marble made from or resembling agate
• "Aggie", a slang term for a person that works in agriculture
• "Aggie", a student or sports team at certain US universities, typically those with agricultural curricula, and usually qualified with the name of the state. Due to its large size and long sports tradition, the term most commonly refers to Texas A&M University.
  • University of California, Davis
  • Cameron University (Oklahoma)
  • Delaware Valley College (Pennsylvania)
  • New Mexico State University
  • North Carolina A&T State University
  • Oklahoma Panhandle State University
  • Texas A&M University - see Texas Aggie
  • Utah State University
  • University of Guelph's Ontario Agricultural College
• "Aggie", a nickname for people named Agatha or Agnes