Timothy Darrell Russ[1] (born June 22, 1956) is an American actor, musician, screenwriter, director and amateur astronomer.

He is best known for his roles as Lieutenant Commander Tuvok on Star Trek: Voyager, Robert Johnson in Crossroads (1986), Casey in East of Hope Street (1998), Frank on Samantha Who?, Principal Franklin on the Nickelodeon sitcom iCarly, and D. C. Montana on The Highwaymen (1987–1988).

Russ was born in Washington, D.C., on June 22, 1956, to a government employee mother and a U.S. Air Force officer father.

Russ has been involved in the Star Trek franchise as a voice and film actor, writer, director, and producer.

Russ won an Emmy Award in 2014 for public service ads he did for the FBI's Los Angeles Field Office on intellectual property theft and cyberbullying.

In 2021 he was among a small group of citizen astronomers who assisted in detection of the asteroid 617 Patroclus in preparation for NASA's Lucy probe.