XES may refer to:

• Grand Geneva Resort Airport, a resort airport near Milwaukee.
• XES-AM, a Mexican Spanish-language AM radio station
• XES (film) a 2014 film project directed by Ram Gopal Varma
• Xbox Entertainment Studios, a video game developer
• Xerox Escape Sequence, a printer page description language
• Soft X-ray emission spectroscopy, a technique for determining the electronic structure of materials
• Cross System Extended Services, a component of IBM's MVS Operating System
• The "eXtensible Event Stream" interoperability standard, defined by IEEE 1849

• Theodahad
• Theodamas
• Theodate Pope Riddle
• The Odd Angry Shot
• The Oddballs
• The Odd Couple II
• The Odd Couple (play)
• The Odd Couple (television)
• The Oddessy
• The Oddities (professional wrestling)
• The Odd Job
• The Odds
• Theodebald
• Theodebald of Franks
• Theodebert II
• Theodectes
• Theodelinda
• Theodemir (Visigoth)
• Theo de Raadt
• Theoderic
• Theoderick Bland
• Theoderic the Great
• The Odessa File
• Theodice problem
• Theodicy