Athletics at the 1912 Summer Olympics – Men's 110 metres hurdles
The men's 110 metres hurdles was a track and field athletics event held as part of the Athletics at the 1912 Summer Olympics programme. It was the fifth appearance of the event, which is one of 12 athletics events to have been held at every Summer Olympics. The competition was held on Thursday, July 11, 1912 and on Friday, July 12, 1912. 22 hurdlers from 15 nations competed. NOCs could enter up to 12 athletes.Records
These were the standing world and Olympic records prior to the 1912 Summer Olympics.
| World Record | 15.0 |  Forrest Smithson | London | July 25, 1908 |
| Olympic Record | 15.0 | Forrest Smithson | London | July 25, 1908 |
The records for the 110 metre hurdles coming into 1912 were 15.0 seconds, which were not matched during the 1912 Games.Results
Heats
All heats were held on Thursday, July 11, 1912.
Only two hurdlers were eliminated after the heats.
Heat 1
| Place | Athlete | Time | Qual. |
| 1 | | 15.4 | QS |
| 2 | | 15.8 | QS |
Heat 2
| Place | Athlete | Time | Qual. |
| 1 | | 16.0 | QS |
| 2 | | 18.6 | QS |
Heat 3
| Place | Athlete | Time | Qual. |
| 1 | | 16.1 | QS |
| 2 | | 16.8 | QS |
Heat 4
| Place | Athlete | Time | Qual. |
| 1 | | 16.2 | QS |
| 2 | | 16.6 | QS |
Heat 5
| Place | Athlete | Time | Qual. |
| 1 | | 17.2 | QS |
Heat 6
| Place | Athlete | Time | Qual. |
| 1 | | 16.0 | QS |
| 2 | | 16.0 | QS |
| 3. | | | |
Heat 7
| Place | Athlete | Time | Qual. |
| 1 | | 16.4 | QS |
| 2 | | 17.4 | QS |
Heat 8
| Place | Athlete | Time | Qual. |
| 1 | | 15.5 | QS |
| 2 | | 16.1 | QS |
Heat 9
| Place | Athlete | Time | Qual. |
| 1 | | 16.4 | QS |
Heat 10
| Place | Athlete | Time | Qual. |
| 1 | | 16.3 | QS |
| 2 | | 17.0 | QS |
Heat 11
| Place | Athlete | Time | Qual. |
| 1 | | 15.6 | QS |
| 2 | | 15.7 | QS |
| 3 | | | |
Semifinals
All semi-finals were held on Thursday, July 11, 1912.
Semifinal 1
| Place | Athlete | Time | Qual. |
| 1 | | 15.6 | QF |
| 2 | | 15.7 | |
| 3 | | 15.8 | |
| 4 | | | |
Semifinal 2
| Place | Athlete | Time | Qual. |
| 1 | | 15.7 | QF |
| 2 | | 16.0 | |
| 3 | | 16.2 | |
| — | | Did not finish | |
Semifinal 3
| Place | Athlete | Time | Qual. |
| 1 | | 15.4 | QF |
| 2 | | 15.7 | |
| 3 | | 16.0 | |
Semifinal 4
| Place | Athlete | Time | Qual. |
| 1 | | 15.5 | QF |
| 2 | | 15.7 | |
| — | | Did not finish | |
Semifinal 5
| Place | Athlete | Time | Qual. |
| 1 | | 15.6 | QF |
| 2 | | 16.6 | |
| 3 | | | |
Semifinal 6
| Place | Athlete | Time | Qual. |
| 1 | | 15.6 | QF |
| 2 | | 15.6 | |
| 3 | | | |
Final
The final was held on Friday, July 12, 1912. Nicholson fell at the eighth hurdle, leaving Kelly to hold on and win by a narrow margin over Wendell.
| Place | Athlete | Time |
| 1 | | 15.1 |
| 2 | | 15.2 |
| 3 | | 15.3 |
| 4 | | 15.3 |
| 5 | | 15.5 |
| — | | DNF |
