Dylan Carter (born 30 January 1996) is a competitive swimmer. Born in the United States, he represents Trinidad and Tobago internationally. He is the Trinidad and Tobago record holder in the long course and short course 100 metre freestyle, 50 metre backstroke, 100 metre backstroke, 50 metre butterfly, and 100 metre butterfly. At the 2021 World Short Course Championships, he became the first swimmer representing Trinidad and Tobago to win a silver medal a World Short Course Championships, winning the silver medal in the 50 metre butterfly. In 2018 and 2022, he won the bronze medal in the 50 metre butterfly and the 50 metre freestyle at the World Short Course Championships, respectively. He was the male overall winner for the 2022 FINA Swimming World Cup, winning nine gold medals, five in Trinidad and Tobago record times, to become the first Trinidad and Tobago overall winner. He is of Portuguese descent.

Carter competed at the 2016 Summer Olympics in Rio de Janeiro, in the men's 100 metre freestyle. Later in 2016, Carter competed at the FINA Short Course World Championships where he made the final in the 200m freestyle and finished 4th. He also finaled in the 50m butterfly where he finished 7th. Carter won the silver medal at the 2018 Commonwealth Games in the 50 m butterfly. Collegiately, he competed for the University of Southern California under head coach Dave Salo where he won 4 NCAA titles as a part of USCs relay team.

In July 2019 at the 2019 World Aquatics Championships, which took place in Gwangju, South Korea, Carter and Simone Sabbioni of Italy had wedge equipment malfunction during their starts in the 100 metre backstroke. Officials required Carter and Sabbioni to re-swim the race alone, one at a time, after the malfunction was ruled due to the wedge apparatus failure if they wanted to compete in the semifinals. In his re-swim, Carter advanced to the semifinals with his time of 54.03 seconds where he placed 16th overall with a time of 54.08 seconds.

At the 2020 Summer Olympics in Tokyo, Japan and held in July and August 2021 due to the COVID-19 pandemic, Carter competed in four individual events. In the 100 metre butterfly, Carter ranked 33rd and set a new national record with his time of 52.36 seconds. For his other three individual events, Carter ranked 33rd in the 50 metre freestyle with a time of 22.46 seconds, 22nd in the 100 metre freestyle with a 48.66, and 32nd in the 100 metre backstroke in a time of 54.82 seconds.

During match nine of the 2021 International Swimming League in Naples, Italy, Carter took third place in the short course 50 metre butterfly with a time of 22.36, which broke the Trinidad and Tobago national record in the event he had previously set at 22.38 seconds in 2018.

On 20 December 2021, Carter won the silver medal in the 50 metre butterfly in a Trinidad and Tobago record time of 21.98 seconds at the 2021 World Short Course Championships held at Etihad Arena in Abu Dhabi, United Arab Emirates. His silver medal was the first medal other than a bronze medal to be won by a swimmer representing Trinidad and Tobago at a World Short Course Championships. He also placed ninth in the semifinals of the 100 metre butterfly with a Trinidad and Tobago record time of 49.87 seconds. For his accomplishments, Carter received congratulations from the Trinidad and Tobago Minister of Sport and Community Development, Shamfa Cudjoe.

At the 2022 World Aquatics Championships, held at Danube Arena in Budapest, Hungary with swimming competition in June, Carter placed fourth in the 50 metre butterfly with a Trinidad and Tobago record time of 22.85 seconds and place fourteenth in the 100 metre freestyle with a Trinidad and Tobago record time of 48.30 seconds.

At the first stop of the 2022 FINA Swimming World Cup, in Berlin, Germany, Carter won the gold medal in the 50 metre freestyle with a Trinidad and Tobago record time of 20.77 seconds, finishing 0.27 seconds ahead of silver medalist Kyle Chalmers of Australia and 0.28 seconds ahead of bronze medalist Florent Manaudou of France. The following day, he won the gold medal in the 50 metre backstroke with a Trinidad and Tobago record and personal best time of 23.15 seconds, finishing 0.07 seconds ahead of silver medalist Thomas Ceccon of Italy. Day three, he won a third gold medal, this time finishing first in the 50 metre butterfly with a 22.13, which was less than one-tenth of a second ahead of silver medalist Chad le Clos of South Africa. His scores across all of his events in Berlin ranked him as the second highest-scoring male competitor with 57.3 points, which was only 1.0 point behind first-ranked Matthew Sates of South Africa.