Marta Alemayo

Marta Alemayo (born 8 April 2008) is an Ethiopian long distance runner. In 2024, she became the world under-20 cross country champion.

Career
Alemayo finished fourth in the Ethiopian world championship cross country trials u20 race in 2024. On 30 March 2024, she won the U20 individual event, as well as gold in the team U20 race, at the 2024 World Athletics Cross Country Championships in Serbia. Winning at 15 years and 357 days old, Alemayo became the youngest women's under-20 world cross country champion of the 21st century, and the youngest since the Kenyan Rose Kosgei in 1997 who was 15 years and 213 days.

On 20 April 2024, she ran 15:14.54 to win the 5000 metres at the Kip Keino Classic in Nairobi.