Cognomen สักวัน (Somruay 
, Sakwan 
, Somhmay ) , around the globe, is a rare last name. The last name สักวัน is habitual in Estonia, where it is a rare surname, Malaysia, and Thailand. Not in comparison with a country's population, this name is the most popular in South-eastern Asia, particularly Indonesia, Thailand, and Malaysia. Likewise, สักวัน is the forename as well as the last name.