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Last name Sadananthan (Sadananthan
) , all over the world, is a rare surname. The cognomen Sadananthan is habitual in Sri Lanka, where it is a rare surname, Singapore, and Malaysia, where it is a very rare surname. Measured by absolute frequency, the name is most common in Sri Lanka, India, and Malaysia. Likewise, Sadananthan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sadananthan | Singapore, Malaysia, India, Sri Lanka, South Africa |