Surname Ulno (Ulna 
, Ulno 
) , around the globe, is a very rare family name. The surname Ulno is characteristic of Philippines, where it is a very rare surname, Mexico, where it is an extremely rare surname, and Brazil. In absolute terms, this name is the most popular in China, Philippines, and the United States. More prevalently, Ulno is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ulna | South Africa, Philippines, Mexico, United States, India |
| Ulno | China, Brazil |