Surname Gratrix (Gratrix 
) , throughout the world, is a rare last name. The family name Gratrix is habitual in the United Kingdom, where it is a rare surname, Canada, and the United States, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gratrix | Canada, United States, United Kingdom, Venezuela, South Africa |
| thomas william gratrix (1856-1925) (b. 1856) |
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| beatrice alice mabel gratrix (1888-1976) (b. 1888) |
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| sam gratrix Ph.D. 2004 |
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