Sevaio Mook, better known by the stage name Sevn Alias, is a Dutch rapper.
The son of a Surinamese father and a Surinamese-Antillean mother, he grew up in Amsterdam-West among North African youth and was affected by their music. He was signed to Rotterdam Airlines label releasing mixtapes and albums. In 2018, he had a supporting role in video series Mocro Maffia. A fan of AFC Ajax, he released the single "Herres" as promotion for AFC Ajax's success in the Champions League.