Surname Grewar (Grewar 
) , around the world, is a rare family name. The surname Grewar is habitual in South Africa, where it is a rare surname, Australia, and Israel. In absolute terms, it is the most numerous in South Africa, the United Kingdom, and Australia. Much less frequently, Grewar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Grewar | United Kingdom, South Africa, Australia, Canada, Israel |
| geoff grewar Australian politician, AU (b. 1932) |
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blake grewar Australian rules footballer (b. 1993) |
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| john grewar researcher |
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