In all the world, Glasco (Glasco 
) is a very rare principally masculine, but very infrequently female first name. The given name Glasco is characteristic of Northern America, particularly the United States, where it is a very rare predominantly boy's, but very infrequently girly name. Predominantly, Glasco is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Glasco | Australia, Canada, Nicaragua, United States, India |