Lucy Wangui Kabuu is a Kenyan long-distance runner who specializes in the 5000 and 10,000 metres events. She has represented Kenya twice at the Summer Olympics, finishing in the top ten of the 10,000 m race in both 2004 and 2008. Her personal bests of 14:33.49 minutes for the 5000 m and 30:39.96 minutes for the 10,000 m make her one of Kenya's fastest ever runners in the events.
Martin Irungu Mathathi is a Kenyan long-distance runner, who competes in track, cross country and road running events. Mathathi won the bronze medal in the 10,000 metres at the 2007 World Championships in Osaka. He represented his country in the same event at the 2008 Summer Olympics. He holds the 10 miles world junior record of 44:51.
Philes Moora Ongori is a Kenyan long-distance runner who competes in half marathon and marathon events.
Yukiko Akaba is a Japanese long-distance runner who specializes in the 10,000 metres, half marathon and marathon events.
Yuri Kanō is a Japanese athlete who specialises in long distance running, including the marathon.
Hitomi Niiya is a Japanese professional long-distance runner who competes in track, cross country running and marathon races. Niiya competed for Japan at the 2012 Summer Olympics. She is a two-time silver medallist at the Asian Athletics Championships and has represented Japan three times at the World Athletics Championships. She represents Team Toyota Industries in national competition.
Pauline Chemning Korikwiang is a Kenyan professional long-distance runner who competes in track and cross country running competitions.
Mika Yoshikawa is a Japanese middle- and long-distance runner. She is a five-time national champion over 1500 metres and won the 2012 Japanese title over 10,000 metres. She has represented Japan at the Olympics, World Championships in Athletics, the Asian Athletics Championships, and the Asian Games.
Yuki Kawauchi is a Japanese marathon runner. He came to prominence after running the 2011 Tokyo Marathon in 2:08:37, finishing as the first Japanese citizen and third overall. He was known as the "citizen runner" given that he used to work full-time for the government of Saitama Prefecture and trained in his time off with his own expenses without any sponsorship. Kawauchi won the 2018 Boston Marathon. In 2020, he left his job in local government and became a full-time professional runner.
Samuel Ndungu Wanjiku is a Kenyan long-distance runner who specialises in the 10,000 metres and road running events. He has a half marathon best of 60:55 minutes and a marathon best of 2:07:04 hours. A Japan-based runner, he has won the Lake Biwa Marathon, the Marugame Half Marathon, and was the 2010 Japanese Corporate champion the half marathon.
Ruth Wanjiru Kuria is a Kenyan professional long-distance runner who competes in marathon and half marathon races. She has a personal best of 2:27:38 hours for the longer distance and was the 2013 winner of the Eindhoven Marathon.
The Sanyo Women's Half Marathon, also known as the Sanyo Women's Road Race, is an annual road running competition for women held in December in Okayama, Japan. It features both a 10K run and half marathon race. Sanyo Shimbun, a daily newspaper, is the title sponsor for the event.
Sally Chepyego Kaptich is a Kenyan long-distance runner who competes mainly in track and road running events.
Flomena Cheyech Daniel is a Kenyan athlete who competes in long distance and marathon races. She set her personal best of 2:22:44 winning the 2014 Paris Marathon and was a gold medalist at the 2014 Commonwealth Games. She represented Kenya at the 1999 IAAF Junior World Cross Country Championships in Dublin, Ireland and at the 2009 IAAF World Half Marathon Championships. She was based in Japan between 2007 and 2010, running for the Uniqlo corporate team, and was a two-time winner of the Japanese Corporate Half Marathon. She has also won marathons in Vienna and Toronto.
Everline Kemunto Kimwei is a Kenyan long-distance runner. Her greatest achievement was a team gold medal at the 2007 IAAF World Road Running Championships, where she was sixth. She is joint-holder of the African record for the ekiden marathon relay, courtesy of her winning run for Kenya at the 2006 Chiba Ekiden.
The 2018 IAAF World Half Marathon Championships took place on 24 March 2018 in Valencia, Spain. It was the 23rd edition of the event and the 2nd time it was held in Spain.
Ann Karindi Mwangi is a Kenyan middle- and long-distance runner. She was a team gold medallist at the IAAF World Cross Country Championships in 2009 and represented her country at the 2011 All-Africa Games.
Joyciline Jepkosgei is a Kenyan female long-distance runner who competes over distances from 10,000 metres to the marathon. She is the former half marathon world record holder in contests with mixed-gender fields with her personal best of 64:51 minutes, and additionally the former world record holder in the 10 km with 29:43 minutes. She was a bronze medallist over 10,000 m at the African Championships in Athletics in 2016. Jepkosgei ran a world record for the half marathon of 1:04:52 at the Prague Half Marathon in April 2017, becoming the first woman ever to break 65 minutes. She also unofficially broke the IAAF-ratified records for 10 km, 15 km and 20 km along the way, breaking a total of four world records in a single event. She became the first Kenyan ever to break six world records in six months.
Jane Jepkosgei Kiptoo is a Kenyan long-distance runner who mainly competes in road running events, up to the marathon distance. She was a team silver medallist in the short race at the 2002 IAAF World Cross Country Championships – her only international selection for Kenya. She also competed in track running in the 2008 season and was third in the 3000 metres at the 2008 IAAF World Athletics Final, and also eight in the 5000 metres in a lifetime best time of 15:03.80 minutes.
Rosemary Monica Wanjiru is a Kenyan professional female long-distance runner. She won the silver medal in the 5000 metres at the 2015 African Games, and represented her country at the 2019 World Athletics Championships, finishing fourth in the 10,000 metres. Wanjiru won the 2023 Tokyo Marathon and placed second at the 2022 Berlin Marathon. With her Tokyo mark, she sits sixth on the marathon world all-time list.
Kenya 
