Griffin Colapinto (/ˌkoʊləˈpɪntoʊ/ KOH-lə-PIN-toh; born July 29, 1998) is an American professional surfer who has competed on the World Surf League Men's World Tour since 2018.

Colapinto has finished twice in the top three of the World Surf League Championship, in 2023 and 2024. He qualified for the 2024 Olympic Games where he was eliminated in the third round of the men's shortboard competition.

Colapinto has been surfing in competition since the 2011 men's junior season at 13 years old. In 2015, he won first place at the Junior Men's US Open of Surfing.

As a junior surfer, Colapinto went viral in 2016 with an air-reverse to win a Qualifying Series heat at the Hawaii Pro.

In 2017, he made the final of the WSL's World Junior Championship. He finished the year winning the Triple Crown in Hawaii and claimed the top spot in the Qualifying Series rankings. He thus qualified for the following year's Championship Tour.

At the 2018 Quiksilver Pro Gold Coast he completed a triple-barrel and scored a perfect 10, and obtained a third-place finish. He finished the 2018 season in 18th place, and later went on to finish the 2019 season in 16th place.

Colapinto finished in the Top 10 for the first time at the end of 2021, in 6th place. He also won the 2021 US Open of Surfing in the WSL Challenger Series.

For the 2022 season, he won the MEO Pro Portugal and Surf City El Salvador Pro, and finished the season in 7th place.