In all the world, 昕祖 (昕祖 
) is a very rare boy's first name. The given name 昕祖 is habitual in Eastern Asia, particularly China, where it is an extremely rare male name. Very seldom, 昕祖 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 昕祖 | China |