Surname Teerasan (Teerasan 
) , around the globe, is a very rare cognomen. The cognomen Teerasan is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, Teerasan is the forename as well as the last name.
Sueto, Rattanabumrung, Chokchaiwasoontara, Puangkanta, Udomdirekreak, Wichaidit, Tongchuay, Thongpaen, Thitiprasert, Jurikanont, Koolmanochwong, Semangern, Jinawong, Ritsungnoen, Reanvilas, Rattanasampan, Puankanta, Koolmongkolrat, Kaewsong, Swangworrachart, Sumpunya, Suppasri, Yusawat, Yoosawat, Fongjai, Paryparn, Khawcham, Minghmuenwai, Madphon, Arjbour, Dapha, Photisan, and Rattanaruengkul