Surname Ycu (Ycu 
) , in all the world, is a very rare cognomen. The family name Ycu is characteristic of Philippines, where it is a very rare surname, Canada, where it is an extremely rare surname, and Thailand. In absolute terms, it most frequently occurs in Philippines, the United States, and Thailand. Very seldom, Ycu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ycu | Canada, United States, Thailand, Philippines |