Last name Silakoon (Silakoon 
) , globally, is a rare family name. The surname Silakoon is habitual in South-eastern Asia, particularly Laos, where it is quite a rare surname, and Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Silakoon | Laos, Thailand |
Phunthida, and Thipsavanh