Steffen Kverneland (born 14 January 1963) is a Norwegian illustrator and comics writer. He was born in Haugesund, and settled in Oslo from 1987. He has specialized on creating comics series based on classical literature. Among his early albums are De knyttede never from 1993 based on a novel by Øvre Richter Frich, and four volumes of Amputerte klassikere.
Kverneland published the comics strip Peer Grynt in the magazine Konk in 1980, when he was sixteen years old. In 1982 his strip Den moderne Odysseen, with the character "Karsten Zarathustra", was published in the magazine Brage, under pen name "S. Susej". During the period 1989-1991 he published various comics strips in the magazine Norsk MAD. Among these were Rotta Rolf, Ynglinge Saga, and Trikkekonduktøren. He also contributed to the newspapers Dagbladet and Dag og Tid, and to the magazines Vagant and Inside Data.