Anna Grzesiak (born 30 January 1987), is a Polish professional elite triathlete from Kalisz.
In 2008, aged 21, Anna Grzesiak started to take part in ITU triathlons and directly entered the elite category.
In the same year at the Duathlon European Championships in Greece, i.e. her only non elite competition, Anna Grzesiak won the bronze medal.
Eugeniusza Piaseckiego w Poznaniu, in Poznań,[4] and represents the AZS AWF Katowice club.
BG = the sponsor British Gas · DNF = did not finish · DNS = did not start