Last name Maguill (Maguill 
) , worldwide, is a very rare surname. The cognomen Maguill is habitual in Nicaragua, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Maguill is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maguill | Nicaragua, United States, Philippines |