Surname Nallathamby (Nallathamby 
) , in the world, is quite a rare last name. The surname Nallathamby is habitual in Sri Lanka, where it is quite a rare surname, Malaysia, and Qatar, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Malaysia, Sri Lanka, and Canada. Very seldom, Nallathamby is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nallathamby | Sri Lanka, Canada, Australia, India, Malaysia |
| kingsley devamanoharan nallathamby badminton player, LK (b. 1947) |
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| prakash nallathamby university researcher |
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| kalaiselvi nallathamby researcher |
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