Cognomen Kumaat (Kumaat 
) , around the world, is quite a rare family name. The surname Kumaat is characteristic of Indonesia, where it is a rare surname, and India, where it is an extremely rare surname. Much less frequently, Kumaat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kumaat | India, Indonesia, United States |
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ellen joan kumaat ID (b. 1960) |
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| arie jeffry kumaat ID (b. 1944) |
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| helena susan kumaat Indonesian political candidate, ID |
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| yuri toar kumaat Indonesian political candidate, ID |
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Bil, Ferly, Olvya, Welly, Yessy, Manuel, Monica, Adrian, Calvin, Robert, Henrie, Hizkia, Valery, Michael, Sirikit, Sicilia, Chatlen, Delyana, Georgie, Jackson, Juliana, Harmoko, Harry, Krisandi, Teddy, Linda, Jan, Joy, Aldo, Refa, Rian, Devy, Dina, Theo, Yuri, Meike, Andre, Bravy, Brian, Bruce, Kenny, Ronny, Rolly, Rezky, Della, Debby, Decky, Josua, and Stephanie