Flannigan is a common Irish surname, and may refer to:
People
edit- Allen J. Flannigan, American politician
- Iain Flannigan, Scottish professional footballer
- Katherine Flannigan, Scottish murderer
- Katherine Mary Flannigan, Irish American immigrant and novelist
- Maureen Flannigan, American actress
- Richard C. Flannigan, American jurist
- Tracy Flannigan, independent film maker
Fictional characters
edit- Blair Flannigan, a fictional character in the Yu-Gi-Oh! GX anime series
- Jezzie Flannigan, a fictional character in the James Patterson novel Along Came a Spider