Throughout the world, Thi Lan (Thi Lan 
) is a rare female first name. The given name Thi Lan is habitual in Vietnam, where it is a rare female name, and Canada, where it is a very rare female name. Very seldom, Thi Lan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thi Lan | Canada, Australia, Vietnam, France, Malaysia |