Proxy (statistics), a measured variable used to infer the value of a variable of interest
Proxy (climate), a measured variable used to infer the value of a variable of interest in climate research
Proxy bomb, a bomb delivered by a person against their will
Proxy card, a substitute card used in trading card games when a player does not own the substituted card and also can occur when proxy cards are not tradable
Proxy fight, attempting to influence how company shareholders use their proxy votes
Proxy marriage, common amongst European monarchs, where one party is not present in person to their marriage to the other
Proxy murder, a murder which the murderer commits at the behest of another
Proxy pattern, a software design pattern in computer programming
Proxy server, a computer network service that allows clients to make indirect network connections to other network services
Proxy voting, a vote cast on behalf of an absent person
Proxy war, a war where two powers use third parties as a substitute for fighting each other directly
Proxy may also refer to:
Proxy, a mysterious humanoid lifeform in the anime Ergo Proxy
"The Proxy", a song by RJD2 on his 2003 album Deadringer
Proxy statement, an announcement of and an invitation to a U.S. stockholders' meeting