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Family name Gruel (Gruell
, Gruel
, Gruau
) , around the globe, is quite a common cognomen. The last name Gruel is habitual in Western Europe, particularly France, where it is quite a rare surname, Austria, and Germany, where it is a rare surname. Measured by absolute frequency, the name is most common in France, Germany, and the United States. Very seldom, Gruel is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gruell | Canada, Poland, Austria, United States, Germany |
| Gruel | Canada, France, United States, Argentina, Germany |
| Gruau | Spain, Brazil, Switzerland, France, United States |
| Gruwel | Netherlands, Germany, United States, Canada |