Tii

Tii or TII may refer to:


 * Tii language of Indonesia
 * Tiene language of DR Congo (ISO 639-3 code )
 * Tii (song), an Estonian song
 * Tarinkot Airport, southeastern Afghanistan (IATA code: TII)
 * Tiye (c. 1398 BC – 1338 BC), wife of Egyptian pharaoh Amenhotep III.
 * Transport Infrastructure Ireland, a state agency, manages road and transport infrastructure in Ireland
 * Technology Innovation Institute, research body of the Abu Dhabi government, concerned with quantum computing, AI, robotics, cryptography etc.
 * Transporter Industry International, conglomerate of companies in the heavy duty vehicles industry