Last name อุปถัมป์ (Upadhya 
, อุปถัมป์ , Aupatham ) , in all the world, is a common cognomen. The last name อุปถัมป์ is habitual in Nepal, where it is quite a rare surname, Qatar, and United Arab Emirates. Measured by absolute frequency, it is commonest in India, Nepal, and the United States. Much less frequently, อุปถัมป์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Upadhya | Nepal, United States, Thailand, India, United Arab Emirates |
| Upathom, อุปถัมป์, Aupatham | Thailand |