Throughout the world, สมุทร์ (สมุทร์ 
) is a rare mostly male, but infrequently female forename. The first name สมุทร์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare mostly male, but uncommonly girly name. Very seldom, สมุทร์ is the last name as well as the forename.
| สมุทร์ สหนาวิน TH (b. 1921) |
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