Hellen Onsando Obiri, Kenyan runner
Hellen Onsando Obiri (born 13 December 1989) is a Kenyan middle- and long-distance runner. She is a two-time world champion after winning the 5000 metres in 2017 and again in 2019, when she set a new championship record. Obiri took bronze for the 1500 metres in 2013. She is a two time Olympic 5000m silver medallist from the 2016 Rio and 2020 Tokyo Olympics, where she also placed fourth over the 10,000 metres. She won the 3000 metres race at the 2012 World Indoor Championships, took silver in 2014, and placed fourth in 2018. She holds the Kenyan national records for the mile, 3000 metres both out and indoors, and 5000 metres events.

In March 2019, Obiri won the women's senior race at the IAAF World Cross Country Championship. She places fifth in the half marathon on the world all-time list.She was cited as one of the Top 100 most influential Africans by New African magazine in 2017.