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Family name Sadap (Sadap
, สดับ
) , globally, is a rare surname. The family name Sadap is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname, Malaysia, where it is a very rare surname, and Indonesia. Measured by absolute frequency, it is the most numerous in India, Indonesia, and Thailand. Likewise, Sadap is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sadap | Saudi Arabia, Malaysia, India, Indonesia, Thailand |
| สดับ | Thailand |