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Last name Uthadayakumaran (Uthadayakumaran ) , globally, is an extremely rare surname. The cognomen Uthadayakumaran is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Uthadayakumaran | Malaysia |
Sangkari, Harikumaran, and Harikumaaran