Family name แล้ว (Then 
, Thenon 
, Laeo 
) , all over the world, is a common surname. The family name แล้ว is characteristic of the Dominican Republic, where it is quite a common surname, Malaysia, and Brunei, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in Indonesia, Malaysia, and the Dominican Republic. Also, แล้ว is the forename as well as the last name.