Mister G

Mister G may refer to:


 * King Gustaf V of Sweden, playing tennis under the pseudonym Mister G
 * Mister G (children's performer)
 * Mr G, a fictional character in Summer Heights High portrayed by Chris Lilley
 * Mr g, a 2012 novel by Alan Lightman
 * Irv Gikofsky, better known as "Mr. G", weatherman serving the New York City metropolitan area