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Last name Ruangrut (Ruangrut ) , throughout the world, is a rare cognomen. The last name Ruangrut is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, Ruangrut is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruangrut | Thailand |
Lalita, Kanokwan, Kemisara, Jantanee, Wiwannalak, Suphakorn, Krittagorn, and Parattakorn