TV3 may mean:
- TV3 (Czech Republic), a defunct regional general entertainment channel. [1]
- TV3 (Ireland)
- TV3 (Malaysia)
- TV3 (Medford, USA)
- TV3 (New Zealand)
- TV3 (South Africa)
- TV3 (Viasat), Viasat's flagship channel, with several European national channels, including:
- TV3 (Marysville)
- TV3 Winchester cable-only ABC affil in Winchester, Virginia
- TV3 Ghana [2]
See also: Lists of television channels