Family name Thanamas (ฐานมาศ 
, Thanamas ) , around the world, is a very rare cognomen. The family name Thanamas is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Predominantly, Thanamas is the forename as well as the last name.
Li, Kidthungkun, Paksatornsanti, Pengpang, Rangkhaunkhay, Dhalerngsuk, Thongtem, Thuamthong, Intharak, Wiengjan, Marapatee, Mankongkam, Pengpaeng, Teawrattanakul, Paksathornsanti, Sittiwongse, Khummuang, Suwannawest, Kaewngam, Chaiwong, Meegate, Sukjai, Chanon, Khirin, Hanput, Massuwan, Mongpho, Sarasap, Sutawaporn, Srithep, Chan On, Ketphet, Panurak, Teparos, Singkong, Kaewkanya, and Petchsangkart