Hywel Simons (born 10 February 1970) is a Welsh actor from Porthcawl, Wales. He is best known for playing Sergeant Craig Gilmore in the long-running ITV police drama The Bill (2001–2004).

Simons was born and raised in Porthcawl, Bridgend County Borough, Wales. He developed an interest in acting while a pupil at Porthcawl Comprehensive School before studying at the London Academy of Music and Dramatic Art (LAMDA).

Simons made his television debut in 1993 as oil-rig worker Wilf Granelli in the drama series Roughnecks. He later appeared in Little Britain as Glynn, a gay vicar featured in scenes with the character Dafydd Thomas.

In 2013 he played Torvald in Ibsen's A Doll’s House at the Royal Lyceum.

His other credits include appearances in Dreamland (2023) and BBC’s Wolf (2023). In September 2025, Simons was cast as Jim Griffiths in the upcoming film The Man with the Plan, directed by Christine Edzard.

Simons married actress Sarah Tansey in August 2005. He enjoys wood carving and uses a lathe to make bowls out of driftwood he finds on beaches.