Family name Welgo (Welgo 
) , in all the world, is a rare cognomen. The surname Welgo is characteristic of Burkina Faso, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Welgo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Welgo | United States, Burkina Faso, Philippines, India |