Cognomen วิลาด (Wilat 
, Vilad 
, วิลาด ) , globally, is quite a rare last name. The cognomen วิลาด is habitual in Thailand, where it is quite a rare surname, Azerbaijan, and Philippines, where it is a very rare surname. Likewise, วิลาด is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wilat | India, Indonesia, Pakistan, Thailand |
| Vilad | Philippines, Azerbaijan, India, Malaysia, Thailand |
| วิลาด | Thailand |
| Wilad | Philippines, India, Thailand, United States, Tanzania |