Last name วันศุกร์ (Fri 
, Wansuk 
, วันศุกร์ ) , all around the world, is quite a common surname. The cognomen วันศุกร์ is characteristic of Cameroon, where it is quite a rare surname, Myanmar, and Finland. Not in comparison with a country's population, the name is most common in Myanmar, Cameroon, and Thailand. Likewise, วันศุกร์ is the forename as well as the last name.