Igor may have the following meanings:
- People
- Igor (given name)
- Fictional characters
- Igor (fictional character)
- Igor (Young Frankenstein)
- Igor (Discworld), set of characters in Terry Pratchett's Discworld series
- Igor, in the Count Duckula British animated television series
- Igor, the first enemy character in fighting game Human Killing Machine
- Igor, a baboon with shape-shifting powers in Marvel comics (see List of fictional monkeys)
- Other
- Igor (film), an animated film released in 2008
- Hurricane Igor, a 2010 Atlantic storm
- IGOR Pro, a computer program for scientific data analysis
- Short form for Igor Engraver, a music notation computer program
- Igor: Objective Uikokahonia, a Spanish MS-DOS PC video game released in 1994