Surname Man-O (Man-O 
) , around the globe, is a very rare last name. The surname Man-O is characteristic of South-eastern Asia, particularly Philippines, where it is an extremely rare surname. Much less frequently, Man-O is the forename as well as the last name. Parts of the name also exists independently as a first name Man, and a last name O.
| VARIANT | COUNTRY |
|---|---|
| Man-O | India, Philippines |