Kahmari Montgomery

Kahmari Montgomery (born August 16, 1997) is an American track and field sprinter specializing in the 400 m for Nike.

He was the men's 400 m champion at the USA Championships in 2018, and at the NCAA Division I Championships in 2019.

He represented the United States in the 4 × 400 m relay at the World U20 Championships in 2016 and at the inaugural Athletics World Cup in 2018, earning gold medals in both competitions. In early 2018 he ran a 43.38 s 4 × 400 m relay split, one of the fastest of all time, setting a school record and bringing the Houston Cougars to their first victory in the event at the Penn Relays. In February 2019 he ran a 44.45 s indoor split, the third-fastest indoor split of all time, to help the Houston Cougars to what is recognized as the world record for the indoor 4 × 400 m relay with a time of 3:01.51.