Peter Gregory may refer to:
- Peter Gregory (doctor), team doctor for the England cricket team
- Peter H. Gregory, American computer security writer
- Peter Gregory (footballer) (born 1992), English footballer
- Eric Craven Gregory (1887–1959), also known as Peter Gregory, British publisher and arts benefactor
- Peter Gregory (academic), professor at the University of Reading
- Peter Gregory (Silicon Valley), a television character
This disambiguation page lists articles about people with the same name.
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