Surname อุดมพันธุ์ (Breed 
, Udomphan 
, อุดมพันธุ์ ) , in the entire world, is quite a common last name. The family name อุดมพันธุ์ is habitual in Netherlands, where it is quite a rare surname, New Zealand, and Australia. In absolute terms, it is the most numerous in the United States, Netherlands, and South Africa. Very seldom, อุดมพันธุ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Breed | Netherlands, United Kingdom, United States, South Africa, Australia |
| อุดมพันธุ์, Udomphan | Thailand |
| Udomphant | Thailand, United Kingdom, United States |