Leo Suter (born 26 September 1993) is an English actor.

Biography
Suter was born in London, and educated at Colet Court, St Paul's School, and New College, Oxford, where he read Human Sciences.

He began acting while studying in school at the age of eleven. He signed his first professional acting contract after playing in his school final play. His theatre roles included Patsy in The Winterling by Oxford Playhouse, Subtle in The Alchemist by Arcola Theatre, and Mercutio in Romeo and Juliet by Southwark Playhouse.

Suter plays Harald Sigurdsson in the Netflix series Vikings: Valhalla (2022-present) directed by Jeb Stuart.