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In the entire world, Mary Lois (Mary Lois
) is a very rare girly forename. The first name Mary Lois is characteristic of Philippines, where it is a very rare female name, and the United States, where it is an extremely rare feminine name. Much less frequently, Mary Lois is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Mary Lois | Chile, United States, Philippines |