Across the world, มงคลวุฒิวงศ์ (มงคลวุฒิวงศ์ 
, Mongcolwutiwong , Mongkolvutiwong 
) is an extremely rare unknown gender first name. Much more prevalently, มงคลวุฒิวงศ์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Mongcolwutiwong, Mongkolwuttiwong, มงคลวุฒิวงศ์ | Thailand |
| Mongkolvutiwong | Malaysia, Thailand |