Cognomen Manalo-Ilagan (Manalo-Ilagan 
) , in all the world, is an extremely rare last name. The surname Manalo-Ilagan is characteristic of South-eastern Asia, particularly Philippines, where it is an extremely rare surname. Parts of the name also exists independently as a last name Manalo, and a last name Ilagan.
| VARIANT | COUNTRY |
|---|---|
| Manalo-Ilagan | Philippines |