Family name Griangsak (Griangsak 
) , in all the world, is an extremely rare cognomen. Predominantly, Griangsak is the forename as well as the last name.
Wijit, Laolee, Fhayseengam, Saenkam, Aesomrang, Phopech, Jankaew, Saenkarm, Chairote, Deesawas, Deesawad, Philaiphun, Tongdonpum, and Nimmanterdwong