Thomas Flanagan (born 3 July 1965) is a Scottish actor. He is best known for his role as Filip "Chibs" Telford in the FX crime drama television series Sons of Anarchy (2008–2014) and its spin-off Mayans M.C. (2019), Cicero in Gladiator (2000), Morrison in Braveheart (1995), Tullk in Guardians of the Galaxy Vol. 2 (2017), and Williamson in All About the Benjamins (2002).

Life
Flanagan was born in Easterhouse, Glasgow, the second of four children. His sister Sue is a nurse at Queen Elizabeth Hospital in Glasgow. He was an altar boy. His facial scars are the result of a knife attack outside a nightclub where he had been working as a DJ. After leaving the club he was attacked by a gang, stabbed and slashed with a knife, leaving him with scars.

Flanagan and his wife, Dina, have a daughter. He was previously married to Rachel Flanagan, and casting director Jane Ford.