Family name Ilalan (Ilalan 
) , all over the world, is a very rare cognomen. The cognomen Ilalan is characteristic of Philippines, where it is a very rare surname, Turkey, where it is an extremely rare surname, and the United States. Very seldom, Ilalan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ilalan | Turkey, United States, Philippines, India |