Maximilian Fewtrell (born 29 July 1999) is a British racing driver and 2016 British F4 champion. He currently drives for ART Grand Prix in the FIA Formula 3 Championship.
Fewtrell was born in Birmingham, and began karting in 2009 at the age of ten. He went on to take major karting titles in 2013 and 2014. In 2015, Fewtrell graduated to single-seaters, partaking in the MRF Challenge where he finished eleventh. The following year, Fewtrell joined Carlin for a campaign in British F4. He took three victories and claimed the championship in the final race at Brands Hatch.
In January 2019, Fewtrell joined the championship with ART Grand Prix, alongside Lundgaard.