Rosey Effiong (born 8 May 2001) is an American track and field athlete.
Early life
From Dallas, Texas, she attended DeSoto High School. Effiong began at the University of Arkansas and ran for the Arkansas Razorbacks from 2020.
Career
Competing at the 2023 USA Outdoor Track and Field Championships, in Eugene, Oregon, she finished fifth in the final of the 400m. She was subsequently selected for the USA relay pool for the 2023 World Athletics Championships in Budapest in August 2023 and competed in the mixed 4 × 400 m relay. She won a gold medal as the USA team set a new world record time of 3:08.80. The world record time set by Effiong, Alexis Holmes, Matthew Boling and Justin Robinson was ratified by World Athletics in November 2023.
She met the 2024 Paris Olympics standard running 50.75 seconds for the 400m at the SEC Championship in Gainesville, Florida on 11 May 2024.
She was runner-up to Alexis Holmes over 400 metres at the 2025 USA Indoor Track and Field Championships. She was selected for the 2025 World Athletics Indoor Championships in Nanjing in March 2025, where she qualified for the final. She also won gold in the women's 4 x 400 metres relay.
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