Surname Ratlapat (Ratlapat 
) , worldwide, is an extremely rare cognomen. Much more prevalently, Ratlapat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ratlapat | Thailand |
Buahom, Nousak, Khaiklay, Kongphasuk, Uttayananon, and Pruttipunt