Milestones
- First official IAAF world record: 15.0 seconds, Forrest Smithson (USA), 1908
- First under 15 seconds: 14.8 seconds, Earl Thomson (CAN), 1920
- First under 14 seconds: 13.7 seconds, Forrest Towns (USA), 1936
- First under 13.5 seconds: 13.4 seconds, Jack Davis (USA), 1956
- First under 13 seconds: 12.93 seconds, Renaldo Nehemiah (USA), 1981
- First under 12.9 seconds: 12.88 seconds, Liu Xiang (CHN), 2006
Read more about this topic: 110 Metres Hurdles