Deegan
- Alfie Deegan
- Amanpour
- Andrew Deegan
- Bill Deegan
- Brian Deegan (lawyer)
- Brian Deegan (rider)
- Cornelius S. Deegan
- Davinder Singh Deegan
- Degan (surname)
- Denby Deegan
- Denise Deegan
- Donna Deegan
- Dummy Deegan
- Gary Deegan
- Gene A. Deegan
- Haiden Deegan
- Hailie Deegan
- Irish language
- Jim Deegan
- John Deegan (Fair City)
- John Deegan (politician)
- Major Deegan Expressway
- Marilyn Deegan
- Maurice Deegan
- Max Deegan
- Mick Deegan
- Mike Deegan
- Millie Deegan
- Murder of Edward Deegan
- Nicki Rapp
- Paddy Deegan
- Patricia Deegan
- Peter Deegan
- Robert P. Deegan
- T. J. Deegan
- Terry Deegan
- Tim Deegan
- William Francis Deegan