Justin Robinson (sprinter)

Justin Robinson (born March 30, 2002) is an American sprinter specializing in the 400 meters. He set the world under-18 best in the boys' 400 meters in June 2019 becoming the first U18 athlete to break the 45 second barrier with a time of 44.84 seconds. He was the 2019 Pan American under-20 champion in the men's 400 meters, and helped set the world under-20 record in winning the men's 4 × 400 meters relay for the United States, splitting 43.7 seconds on the last lap for a time of 2:59.30.

Robinson has additionally won medals at the 2019 Pan American Games, earning a bronze medal in the 400 meters and a silver in the 4 × 400 meters relay, as well as a silver at the 2018 World Under-20 Championships in the 4 × 400 meters relay.

Robinson's speed was noticed after winning a footrace and playing football with a cousin in his freshman year of high school, who introduced him to track and field.

Robinson set a new Boy's World Youth Best of 44.84 seconds over 400 metres on June 8, 2019. It was the fastest 400-meter time for an American high schooler since Darrell Robinson in 1982.

At the 2018 IAAF World U20 Championships in Tampere, Finland, Robinson won a silver medal as part of the men's 4 × 400 m relay squad.

He graduated from Hazelwood West High School in Hazelwood, Missouri in May 2020. He signed a letter of intent to attend Arizona State University.

His 2020 season was limited due to the COVID-19 pandemic, but in his only 400 m race he ran 44.91 s, the fastest time in the world that year.

• Justin Robinson at World Athletics