Gary Fan Kwok-wai (Chinese: ???; born 30 October 1966) is a Hong Kong politician.
He is the member of Legislative Council from 2012 to 2016 and from 2018 to 2019 after winning the 2018 by-election for New Territories East.
He is also the current member of the Sai Kung District Council for Wan Hang.
Former leader of the reformist faction in the Democratic Party, he led the reformists splitting from the party to form the Neo Democrats over the controversial 2010 constitutional reform proposal, taking a moderate localist stance.
Due to the disqualification on Ventus Lau, a 2018 by-election candidate, was ruled as unconstitutional by the court, the by-election was seen as invalid and Fan was unseated in December 2019 as a result.