In all the world, Sangarapillai (Sangarapillai 
) is a rare boy's forename. The forename Sangarapillai is habitual in Sri Lanka, where it is a rare masculine name, and the United Kingdom, where it is a very rare masculine name. More frequently, Sangarapillai is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sangarapillai | United Kingdom, Sri Lanka, Malaysia, Australia, Canada |
| sangarapillai sivathasan Sri Lankan political activist (b. 1934) |
|