Hon Chio Leong (Chinese: 梁瀚昭, born 12 September 2001), also known as Charles Leong, is a racing driver from Macau. He is the only local driver to win the Macau Grand Prix twice, albeit in Formula 4 machinery. He currently competes in the China Formula 4 Championship as a guest driver, having previously competed in the FIA Formula 3 European Championship. He has participated in his home race four times, winning both the COVID-impacted 2020 edition and 2021 edition for Formula 4 machinery.