Agnieszka Mierzejewska

{{short description|Polish long-distance runner}}

Agnieszka Mierzejewska, née Ciołek (born 22 October 1985 in Zaklików) is a Polish long-distance runner.

At the 2016 European Athletics Championships she finished 9th in the women's half marathon.{{cite web|author=10/07/2016 at 11:02 |url=http://www.eurosport.com/athletics/european-championships-women-s-half-marathon-results_sto5681680/story.shtml |title=European championships women's half marathon results - Athletics |publisher=Eurosport |date= |accessdate=2016-10-24}}

She won the 2016 Polish national championship in the marathon, but came two minutes and four sections shy of selection to compete in the 2016 Olympics.{{cite web|url=http://eurosport.onet.pl/lekkoatletyka/maraton-lodzki-i-mp-kobiet-mierzejewska-z-tytulem-ale-bez-minimum-na-rio/4bvy32 |title=Maraton Łódzki i MP kobiet: Mierzejewska z tytułem, ale bez minimum na Rio - Sport |publisher=Eurosport.onet.pl |date=2016-04-17 |accessdate=2016-10-24}} She finished second overall in the race, but was the top finishing Pole.{{cite web|url=https://www.festiwalbiegowy.pl/biegowe-rozmowy/agnieszka-mierzejewska-nie-powiedzialam-ostatniego-slowa |title=Agnieszka Mierzejewska: "Nie powiedziałam ostatniego słowa" |language=pl|publisher=Festiwalbiegowy.pl |date=2016-04-18 |accessdate=2016-10-24}}

She finished 8th at the 2016 Chicago Marathon.{{cite web|url=http://running.competitor.com/2016/10/news/top-10-finishers-2016-chicago-marathon_156992 |title=Top 10 Finishers at the 2016 Chicago Marathon | Competitor.com |publisher=Running.competitor.com |date=2016-10-09 |accessdate=2016-10-24}}