Jon Paul Steuer was an American actor and musician.

Steuer was best known for being the first actor to play Alexander Rozhenko in Star Trek: The Next Generation and for being the first actor to regularly portray Quentin Kelly on the ABC show Grace Under Fire.

He was also well known for playing Johnny "Viper" Vennaro in the 1994 children's comedy film Little Giants.

In addition to his stage career under the name Jonny P. Jewels with his band, P.R.O.B.L.E.M.S., Steuer opened a vegan restaurant called Harvest at the Bindery in Portland, Oregon in 2015.

Steuer died January 1, 2018, in Portland, Oregon. He was 33.