Tirtha or Teertha may refer to:

• Teertha, Dharwad, village in Karnataka, India
• Tirtha (Hinduism), a pilgrimage center in Hinduism
• Tirtha (Jainism), a pilgrimage center in Jainism
• Tirtha (album), an album by pianist Vijay Iyer

• ChessAN
• Chess annotation
• Chessaria
• Chessaria: The Tactical Adventure
• Chess Attack
• Chess at the 2006 Asian Games - Men's individual rapid
• Chess at the 2006 Asian Games - Mixed team classical
• Chess at the 2006 Asian Games - Mixed team standard
• Chess at the 2006 Asian Games - Women's individual rapid
• Chess at the 2006 Asian Games – Mixed team classical
• Chess at the 2010 Asian Games - Men's individual rapid
• Chess at the 2010 Asian Games - Men's team classical
• Chess at the 2010 Asian Games - Men's team standard
• Chess at the 2010 Asian Games - Women's individual rapid
• Chess at the 2010 Asian Games - Women's team classical
• Chess at the 2010 Asian Games - Women's team standard
• Chess at the 2010 Asian Games – Men's team classical
• Chess at the 2010 Asian Games – Women's team classical
• Chess at the 2015 ASEAN Para Games
• Chess at the 2017 ASEAN Para Games
• Chess at the 2017 Asian Indoor and Martial Arts Games
• Chess at the 2018 Asian Para Games
• Chess at the 2019 Southeast Asian Games
• Chess at the All-Africa Games
• Chess at the Summer Universiade