Chalkie is a character in Grand Theft Auto: London, 1969 and Grand Theft Auto: London, 1961.

Chalkie was a London pub-owner under the protection of the kingpin Crisp Twins, and Chalkie also moonlighted as a drug runner for 'The Firm' middle-man Harold Cartwright. Chalkie dumped Harold's wizz' after stealing it and being chased by the police, with the protagonist then picking the item up. The protagonist is then tasked with taking Chalkie out in retribution for betraying the Cartwright Gang by blowing up Chalkie in his pub.