In July 2019, he left Indian Hills and signed a pro contract with Nike and began training in Florida with former world champion sprinter and Olympic medalist
Justin Gatlin. “It wasn’t my decision," he said. "But you know Nike wanted to send me somewhere so I just kind of listened. So you know, they know what they’re doing. It’s all you know just going to trust the process.” The time moved him up to a tie for the #25 mark of all time. On August 4, 2021, Bednarek won the silver medal at the
2020 Tokyo Olympics in the 200-meter men's final with a time of 19.68 seconds. On Sept. 9, 2021, Bednarek clinched the
Diamond League 200 meter title at the
Weltklasse in Zürich, winning with a time of 19.70s. During 2021, Bednarek ran the most sub-20 performances over 200 meters, both for wind-legal conditions and all conditions, of any athlete in a single season, with 12 total sub-20 performances, of which 10 were wind-legal. He ended the season ranked No. 1 in the 200 meters by World Athletics. On July 21, 2022 in Eugene, Ore., Bednarek took silver in the 200 meters at the
2022 World Athletics Championships with a time of 19.77.
Noah Lyles, whom he had defeated in Tokyo, set an American record of 19.31 in the race. While Bednarek had made the last 3 World Championship or Olympic teams in the 200 m, this was the first time he had made a 100 m global team. Bednarek also ran a personal best of 9.87 in the 100 m final. Bednarek also qualified for the 200m final, by winning his semi-final in 20.00s. In the final he won the silver medal in a time of 19.62, finishing behind
Letsile Tebogo. In September 2024, it was announced that he had signed up for the inaugural season of the
Michael Johnson founded
Grand Slam Track. At the
Kingston Slam held in April 2025, Bednarek won in his category, having won both the 100 m and 200 m. He also won his event category in the
Miami Slam and
Philadelphia Slam, later being crowned Racer of the Year for the
2025 Grand Slam Track season. On August 1, 2025, at the
2025 USA Outdoor Track and Field Championships, Bednarek won a national title over the 100 meters, running 9.79. This time ties Bednarek with
Noah Lyles and
Maurice Greene as the sixth fastest American in history. == Personal life ==