Surname 동하 (Dongha 
, 동하 , Dong-Ha 
) , globally, is a rare family name. The family name 동하 is characteristic of the Democratic Republic of the Congo, where it is a rare surname, the United Kingdom, where it is an extremely rare surname, and Germany. Measured by absolute frequency, it most frequently occurs in the Democratic Republic of the Congo, China, and the United Kingdom. More frequently, 동하 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dongha | Canada, United States, South Korea, Democratic Republic of the Congo, China |
| 동하 | South Korea |
| Dong-Ha | United States, Germany, Canada |