Rhatha Phongam (Thai: รฐา โพธิ์งาม; RTGS: Ra-tha Pho-ngam; born 19 May 1983), nickname Ying (Thai: หญิง), is a Thai actress and singer. She is best known internationally for her supporting role in Only God Forgives in 2013.

She has obtained a bachelor and a master's degree in Communication Arts from Bangkok University.