Surname Pattiaratchi (Pattiaratchi 
) , all around the world, is a very rare family name. The family name Pattiaratchi is characteristic of Australia and New Zealand, particularly Australia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pattiaratchi | Australia |
| charitha pattiaratchi Sri Lankan oceanographer and researcher, LK (b. 1957) |
|
Tesni, Tesni Anna, Nalangi, Charitha, Gabriele Martha, and Gabriele Martha Margarete