Family name ศรีษะ (Sisa 
, ศรีษะ, Sisaet 
) , globally, is a common cognomen. The cognomen ศรีษะ is characteristic of Algeria, where it is quite a common surname, Paraguay, where it is quite a rare surname, and Hungary. Measured by absolute frequency, this name is the most popular in India, Algeria, and Colombia. Much less frequently, ศรีษะ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sisa | Algeria, India, Colombia, Philippines, South Africa |
| Sisaet | Thailand |