Cognomen กำลังเอก (กำลังเอก, Kamlang-Ek 
) , all over the world, is an extremely rare family name. The surname กำลังเอก is habitual in Thailand, where it is an extremely rare surname, and the United States.
| อาทิตย์ กำลังเอก Thai Army commander (1925-2015), TH (b. 1925) |
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