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Worldwide, Sittiwut (สิทธิวุฒิ , Sittiwut
) is a rare masculine forename. The given name Sittiwut is habitual in South-eastern Asia, particularly Thailand, where it is a rare masculine name. Very seldom, Sittiwut is the last name as well as the forename.
Ketpaiboon, Boonsrang, Niamkham, Methasiripakon, Suttiwitt, and Mathasiripakorn