Around the world, Thatsawan (ทัศวรรณ 
, ทัศน์วรรณ , ทัศวรรณ์ ) is quite a common mostly female, but seldom male first name. The first name Thatsawan is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare largely girly, but seldom boy's name.
Suya, Wongkom, Saesoeng, Seetabut, Srithong, Sritabut, Chomthip, Khongsri, Pankhlai, Thongnet, Mahasanit, Muangklom, Seetaboot, Sornsomnuek, Chiangprom, Cherdchit, Klomkliao, Duangwirot, Wachachit, Chanprakob, Chanmontri, Thanomchit, Wongselertsiri, Homlaaed, Jaiboon, Rooboon, Sukto, Sokul, Aunsri, Butsi, Jaban, Mokklai, Samana, Sindip, Siowio, Sodtha, Wongprompiriya, Schink, Dampaen, Onphomrat, Waylee, Saokaew, Ausachit, Kaeomun, Kunlaya, Panpeng, Phetrat, Phromma, Butsri, and Wanitchayanusak