Katie Izzo

Katie Izzo (born 22 December 1996) is an American middle- and long-distance, and cross country runner. She represented the United States at the 2023, 2024 and 2026 World Cross Country Championships.

Early life Izzo attended Catalina Foothills High School in Tucson, Arizona before moving with her family to Seal Beach, California, for her senior year of high school where she attended Los Alamitos High School.

NCAA Izzo graduated from California Polytechnic State University, San Luis Obispo in 2019. She missed considerable racing time after she suffered a broken tibia and fibula whilst competing in the 2016 NCAA West Regionals in Sacramento, and resultant recovery included the insertion of a titanium rod inside her tibia bone. She returned to have a top three finish at the 2018 Big West Conference Cross Country Championships.

Izzo transferred to the University of Arkansas for a recreation and sports management master’s degree and was part of the Arkansas women's cross country team that won the 2019 NCAA Division I cross country championships in Terre Haute, Indiana, placing third in the women’s individual race. In December 2019, Izzo ran the 5000 metres in 15:13.09 in Boston, Massachusetts, recording the second-fastst indoor time in collegiate history, less than a second from Emily Sisson's collegiate record.

Professional career In February 2023, Izzo competed for the United States at the 2023 World Athletics Cross Country Championships in Bathurst, Australia, placing 31st overall. On the road she won her first half-marathon at the Monumental Half in Indianapolis in 2023, and she set personal best times on the track that year in the 1500m, 3000m and 10,000m.

In December 2023, she won the Trofeo Ibercaja Zaragoza Gran Premio de Aragon in Spain, part of the 2023–24 World Athletics Cross Country Tour. Izzo ran for the United States at the 2024 World Athletics Cross Country Championships in Belgrade, Serbia in March 2024 as part of the mixed team relay. In June, she placed 13th at the 2024 US Olympic Trials in the 10,000 metres. In April, she finished in 15:33 behind Gela Hambese at the Boston 5K. In May, she won the Delightful Run For Women in Albany, New York. On 23 July 2026, Izzo finished runner-up as Sydney Vaught won the 10,000 metres title at the 2026 USA Outdoor Track and Field Championships.

Personal life As of 2026, Izzo resides in Flagstaff, Arizona, where she trains with the Golden Peaks Track Club alongside Taryn Parks and Ellie Baker, amongst others, and is sponsored by Adidas.

Competition record