Kiyomi Niwata (Japanese: 庭田清美, born 10 December 1970 in Ushiku, Ibaraki Prefecture) is a professional triathlete from Japan, triple Olympian (Sydney, Athens, Beijing), multiple-time National Champion (2004, 2005, 2006), and an Asian Aquathlon Champion and Oceanian Triathlon Champion of the year 2009.
Kiyomi Niwata and Anja Dittmer are the only triathletes who took part in all three Olympic triathlons[when?].
In the 14 years from 1997 to 2010, Kiyomi Niwata took part in 99 ITU competitions and achieved 39 top ten positions.
[1] Unless indicated otherwise, all competitions are triathlons (Olympic Distance) and belong to the Elite category.
BG = the sponsor British Gas · DNF = did not finish · DNS = did not start