Karolina Kołeczek (born 15 January 1993 in Sandomierz) is a Polish athlete specialising in the 100 metres hurdles. She won silver medals at two consecutive European U23 Championships. She has personal bests of 12.75 seconds in the 100 metres hurdles (+0.3 m/s, Chorzów 2019) and 8.03 seconds in the 60 metres hurdles (Toruń 2019).