Jeff Russo (born August 31) is an American composer, songwriter, guitarist, vocalist and music producer, and one of the two founding members of the rock band Tonic. He is also a founding member of acoustic rock band Low Stars.

Russo is also known for his work as composer on various films and television series, notably Snowfall, Fargo, Legion, and Counterpart, as well as the Star Trek series Star Trek: Discovery, Star Trek: Picard, and Star Trek: Strange New Worlds, and For All Mankind. He also scored the miniseries The Night Of and the acclaimed video game What Remains of Edith Finch. For his work on Fargo, he won the Primetime Emmy Award for Outstanding Music Composition for a Limited Series, Movie, or Special in 2017.