Shumi Dechasa (born 28 May 1989) is an Ethiopian-born Bahraini long distance runner who specialises in the marathon.^[1] He competed in the marathon event at the 2015 World Championships in Athletics in Beijing, China, where he finished 5th.^[2]

In 2017 Shumi was 8th in the Stockholm Marathon in 2:15:35 and came 15th in 2:15:08 at the London 2017 World Championships in Athletics men's marathon. The race was won by Kenya's Geoffrey Kirui.^[3] In 2019 Shumi was 2nd at the Geneva Marathon in 2:09:55, just ten seconds back from the race winner Bernard Too.^[4] Shumi won the 2021 Geneva Marathon, in a time of 2:06:59.^[5]