Tesh may refer to:

• The symbol {{IPA|ʧ}} formerly used for the voiceless postalveolar affricate in the International Phonetic Alphabet
• John Tesh (born 1952), American pianist, pop music composer, radio host and television presenter
• Tesh, Tjesh or Thesh, Predynastic ancient Egyptian king
• Tesh, Iran, a village in Gilan Province, Iran

• Ian Douglas
• Ian Douglas Campbell, 11th and 4th Duke of Argyll
• Ian Douglas (disambiguation)
• Ian Douglas (Dominican politician)
• Ian Douglas (politician
• Ian Douglas (politician)
• Ian Dowbiggin
• I and Q
• I and Q components
• I. Andriţoiu
• I. Andrițoiu
• IANDS
• I And The Village
• Ian Duerden
• Ian Duhig
• Ian Dunbar
• Ian Duncan (Community)
• Ian Duncan Stewart
• Ian Dunemann
• Ian Dury discography
• Ian Dury Discography
• Ian Eames
• Ian Edmond
• Ian Edmondson
• Ian Edmunds