Cognomen ยูนิพันธ์ (Unipan 
, ยูนิพันธ์ ) , around the globe, is a rare family name. The surname ยูนิพันธ์ is habitual in Romania, where it is a rare surname, Thailand, where it is a very rare surname, and Australia. In absolute terms, this name is the most popular in Thailand, Romania, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Unipan | Canada, United States, Thailand, Romania, Australia |
| ยูนิพันธ์ | Thailand |