Men: Angelo Taylor (USA)
Women; Melanie Walker (JAM)
The winner of the silver medal in the Women's 400m Hurdles event at the Rio 2016 Olympics was Sara Slott Petersen.
42 inches
Strictly speaking there are no hurdles in a 400m race, but in a 400mH race there are ten hurdles per lane.
The bronze medal in the Men's 400m Hurdles event at the Rio 2016 Olympics went to Yasmani Copello.
Denmark won the silver medal in the Women's 400m Hurdles event at the Rio 2016 Olympics.
The gold medal in the Men's 400m Hurdles event at the Rio 2016 Olympics went to Kerron Clement.
Boniface Mucheru Tumuti was the silver medalist in the Men's 400m Hurdles event at the Rio 2016 Olympics.
The United States won the gold medal in the Men's 400m Hurdles event at the Rio 2016 Olympics.
Kenya took home the silver medal in the Men's 400m Hurdles event at the Rio 2016 Olympics.
The country winning the bronze medal in the Men's 400m Hurdles event at the Rio 2016 Olympics was Turkey.
Strictly speaking there are no hurdles in a 400m race, but in a 400mH race there are ten hurdles per lane.
The country that won the gold medal in the Women's 400m Hurdles event at the Rio 2016 Olympics was the United States.