Throughout the world, ทองใบ (ทองใบ 
, Thongbai 
, Gold Leaf) is a common unisex first name. The forename ทองใบ is habitual in Thailand, where it is quite a common unisex name, and the United States, where it is an extremely rare unisex name. Also, ทองใบ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| ทองใบ | Thailand |
| Thongbai | Thailand, Oman, United States, Malaysia, Laos |
Thomgbai, Thondbai, Thong Bai, Thongaime, Thongbaen, Thongbaion, Thongbaisee, Thongbhai, Thongbue, Thongbueang, Thongcai, Thongkambai, Thongtaim, and Thonqbai
| ทองใบ ทองเปาด์ Thai lawyer, TH (b. 1926) |
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| ทองใบ เรืองนนท์ TH (b. 1926) |
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