TML
TML may refer to:

 Taiwan Major League, former baseball league
 TML Entertainment, record label
 Toronto Maple Leafs, Canadian ice hockey team
 TransducerML, transducer markup language
 TransManche Link, Channel Tunnel builder
 Trinidad Muslim League, operating schools in Trinidad and Tobago
Tuen Ma Line, a rail line in Hong Kong
Tata Motors Limited, an Indian automotive company