Surname Κωλέττης (Κωλέττης 
) , across the world, is an extremely rare last name. The cognomen Κωλέττης is habitual in Southern Europe, particularly Greece, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Κωλέττης | Greece |
|
ιωάννης κωλέττης Greek politician (1773-1847), GR (b. 1773) |
|
| γεώργιος κωλέττης Greek racing cyclist, GR (b. 1900) |
|