Ann Mercken (born 6 May 1974 in HasseltSports-Reference profile) is a retired Belgian athlete who specialised in the 400 metres hurdles. She represented her country at the 1996 Summer Olympics reaching the semifinals. She also competed at the 1999 World Championships.

Her personal best in the event is 54.95, set in 1996. This was the national record until Paulien Couckuyt improved it to 54.90 at the 2020 Summer Olympics.

Competition record Representing 1995UniversiadeFukuoka, Japan6th400 m hurdles56.651996Olympic GamesAtlanta, United States12th (sf)400 m hurdles54.951998European ChampionshipsBudapest, Hungary18th (h)400 m hurdles57.391999UniversiadePalma de Mallorca, Spain8th400 m hurdles56.05World ChampionshipsSeville, Spain21st (h)400 m hurdles55.842001UniversiadeBeijing, China5th400 m hurdles56.422002European ChampionshipsMunich, Germany11th (h)400 m hurdles57.02

References