Cognomen Koriam (Koriam 
) , around the world, is a rare last name. The cognomen Koriam is characteristic of the Democratic Republic of the Congo, where it is a rare surname, Egypt, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Koriam | United States, Philippines, Egypt, Democratic Republic of the Congo |
| koriam urekit Papua New Guinean cargo cult leader and politician, PG (b. 1916) |
|