Surname ดั๊ก (Dak 
, ดั๊ก) , around the globe, is a common cognomen. The cognomen ดั๊ก is characteristic of Morocco, where it is quite a common surname, Sudan, where it is quite a rare surname, and Lebanon. Measured by absolute frequency, it is commonest in Morocco, India, and Sudan. Also, ดั๊ก is the forename as well as the last name.