Surname Lohitkup (Lohitkup 
) , around the world, is an extremely rare cognomen. The cognomen Lohitkup is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lohitkup | Thailand |
Siriya, Noppron, Buyyaporn, Phuriphat, and Phonchakat