Surname Shantha (Shantha 
) , globally, is a common cognomen. The surname Shantha is habitual in Sri Lanka, where it is quite a common surname, Qatar, where it is quite a rare surname, and Kuwait. Measured by absolute frequency, it is commonest in Sri Lanka, India, and Saudi Arabia. More prevalently, Shantha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shantha | Saudi Arabia, India, United States, Sri Lanka, Qatar |
| j. shantha Member of Parliament, IN (b. 1973) |
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| k. g. shantha Sri Lankan naval officer, LK (b. 1979) |
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