Around the world, Amarasinghe (Amarasinghe 
, อมรสิงห์ 
) is a rare boy's forename. The given name Amarasinghe is habitual in Sri Lanka, where it is quite a rare masculine name, Thailand, where it is a very rare boy's name, and China, where it is an extremely rare male name. Predominantly, Amarasinghe is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Amarasinghe | Australia, Indonesia, United Arab Emirates, Sri Lanka, United States |
| อมรสิงห์ | Thailand |
| gunapala amarasinghe physician, LK (b. 1954) |
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| gaya k. amarasinghe researcher |
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| karunaratne amarasinghe Sri Lankan state media personnel |
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| saman prabhath amarasinghe Ph.D. Stanford University 1997 |
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| malinga amarasinghe Sri Lankan cricketer, LK (b. 1997) |
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