MCOT HD
| Logo used since late 2018 | |
| Country | Thailand | 
|---|---|
| Network | MCOT | 
| Headquarters | Huai Khwang, Bangkok | 
| Programming | |
| Language(s) | Thai and English | 
| Picture format | 1080i HDTV | 
| Ownership | |
| Owner | MCOT PCL | 
| History | |
| Launched | 24 June 1955 | 
| Former names | Thai Television Channel 4 (1952–1974) Thai Color Television Channel 9 (1975–1983) Thai Color Television Channel 9 M.C.O.T. (1984–2002) Modernine TV (2002–2015) | 
| Links | |
| Website | mcot | 
| Availability | |
| Terrestrial | |
| Digital | Channel 30 (HD) (MCOT MUX3) | 
| Streaming media | |
| Watch live | tv | 
| Channels | |
|---|---|
| History | |
| Former call signs | HST-TV | 
| Former channel number(s) | 4 (1955-1975) | 
Channel 9 MCOT HD (Thai: ช่อง 9 เอ็มคอตเอชดี) is a Thai state-owned free-to-air television network launched on 24 June 1955. It is owned by MCOT.