Cognomen Gunasegaran (Gunasegaran 
) , all around the world, is quite a rare family name. The surname Gunasegaran is characteristic of Malaysia, where it is quite a common surname, Singapore, where it is quite a rare surname, and Australia, where it is a rare surname. Much less frequently, Gunasegaran is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Gunasegaran | United Kingdom, Malaysia, Australia, Singapore, India |
| gunasegaran karupiah researcher |
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| bavani gunasegaran researcher |
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| aravinn thevarr gunasegaran Malaysian sprinter, MY (b. 1993) |
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| ganiesh gunasegaran Malaysian footballer, MY (b. 1995) |
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