yourbrand
Sarabun
Sarabun is an open source multi-script webfont that supports both Latin and Thai. It is the "TH Sarabun New" font, made available under the Open Font License. The name "Sarabun" (สารบรรณ, RTGS: Saraban) means documentary affairs. The font is used in the Government Gazette of Thailand newspaper, and you can read more details about this font project on Wikipedia's National Fonts page.
Free for personal and commercial use, in print, on the web and in apps. You may not sell the font files on their own. Read the SIL Open Font License 1.1.