Family name Waeldin (Waeldin 
) , in the world, is a rare cognomen. The family name Waeldin is characteristic of Germany, where it is a very rare surname, France, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Waeldin | Germany, United States, France |
| paul waeldin German politician, DE (b. 1888) |
|