Sebastian Urbaniak

Sebastian Urbaniak (born 9 June 2001) is a Polish hurdler specializing in the 400 metres hurdles. He is a three-time top-3 finisher at the Polish Athletics Championships, and he has represented Poland at the European Athletics Championships.

Biography
Urbaniak is from Kruszwica, Poland where he competes representing the LKS Vectra Włocławek club.

Urbaniak's first international experience was at the 2021 European U23 Championships in Tallinn. He advanced from the 400 m hurdles first round with a 50.82 heat win, equalling his personal best and qualifying mark from May of that year. In the semifinals, Urbaniak ran 51.03 seconds and did not advance to the finals.

The following year, Urbaniak competed at the senior European Championships in the same event. Despite starting in a good position to advance, Urbaniak tripped and fell on the final hurdle. He ran 50.69 seconds to finish 4th in his heat, one place away from qualifying for the semifinals.