Cognomen Tongor (Tongor 
) , around the globe, is a rare surname. The cognomen Tongor is characteristic of the Democratic Republic of the Congo, where it is a rare surname, Australia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in the Democratic Republic of the Congo, the United States, and India. Much less frequently, Tongor is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tongor | India, United States, Australia, Democratic Republic of the Congo, Indonesia |