Doris Chepkwemoi Changeywo (born 12 December 1984) is a Kenyan professional long-distance runner who specialises in the 10,000 metres and cross country running.

[3] Changeywo represented Kenya at the 2010 Commonwealth Games in October and won the silver medal, finishing as runner-up to compatriot Grace Momanyi.

[5] She missed out on a place on the World team that year, finishing ninth at the trials,[6] but was selected to compete at the 2011 African Cross Country Championships instead.

On the track she claimed the 10,000 m gold medal at the 2011 Military World Games in Rio de Janeiro, beating fellow Kenyan Lineth Chepkurui to defend her title.

Turning to the roads again, she won the Porto Half Marathon and then was the runner-up behind Aselefech Mergia at the Great South Run 10-miler in October.