2012 FINA World Swimming Championships (25 m) – Men's 50 metre breaststroke
The men's 50 metre breaststroke event at the 11th FINA World Swimming Championships took place 15 - 16 December 2012 at the Sinan Erdem Dome.Records
Prior to this competition, the existing world and championship records were as follows.
No new records were set during this competition.Results
Heats
| Rank | Heat | Lane | Name | Time | Notes |
| 1 | 11 | 4 | | 26.60 | Q |
| 2 | 10 | 4 | | 26.67 | Q |
| 3 | 12 | 3 | | 26.72 | Q |
| 4 | 11 | 8 | | 26.76 | Q |
| 5 | 9 | 8 | | 26.77 | Q |
| 5 | 10 | 5 | | 26.77 | Q |
| 7 | 11 | 5 | | 26.83 | Q |
| 7 | 11 | 3 | | 26.83 | Q |
| 9 | 9 | 5 | | 26.91 | Q |
| 10 | 12 | 5 | | 26.92 | Q |
| 11 | 8 | 6 | | 26.93 | Q |
| 11 | 12 | 6 | | 26.93 | Q |
| 13 | 10 | 6 | | 26.98 | Q |
| 14 | 10 | 3 | | 27.03 | Q |
| 15 | 10 | 2 | | 27.18 | Q |
| 16 | 12 | 4 | | 27.21 | |
| 17 | 12 | 2 | | 27.22 | Q |
| 18 | 12 | 7 | | 27.28 | |
| 19 | 11 | 6 | | 27.29 | |
| 20 | 9 | 4 | | 27.37 | |
| 21 | 10 | 7 | | 27.43 | |
| 22 | 11 | 7 | | 27.46 | NR |
| 23 | 11 | 2 | | 27.47 | |
| 23 | 12 | 8 | | 27.47 | NR |
| 25 | 11 | 1 | | 27.48 | |
| 26 | 12 | 9 | | 27.54 | |
| 27 | 3 | 8 | | 27.56 | |
| 27 | 9 | 2 | | 27.56 | |
| 29 | 12 | 1 | | 27.58 | |
| 30 | 10 | 8 | | 27.62 | |
| 31 | 12 | 0 | | 27.63 | |
| 32 | 10 | 1 | | 27.85 | |
| 33 | 9 | 6 | | 27.90 | |
| 34 | 10 | 9 | | 27.94 | NR |
| 35 | 10 | 0 | | 28.01 | NR |
| 36 | 11 | 0 | | 28.03 | |
| 37 | 8 | 4 | | 28.06 | |
| 38 | 9 | 1 | | 28.08 | |
| 39 | 7 | 6 | | 28.09 | |
| 40 | 9 | 7 | | 28.10 | |
| 41 | 9 | 3 | | 28.23 | |
| 42 | 11 | 9 | | 28.26 | |
| 43 | 9 | 9 | | 28.30 | |
| 44 | 2 | 5 | | 28.32 | |
| 45 | 3 | 2 | | 28.36 | |
| 46 | 8 | 5 | | 28.43 | NR |
| 47 | 2 | 4 | | 28.69 | |
| 48 | 3 | 6 | | 28.86 | |
| 49 | 7 | 7 | | 29.05 | |
| 50 | 3 | 9 | | 29.14 | NR |
| 51 | 8 | 2 | | 29.18 | |
| 52 | 8 | 9 | | 29.20 | |
| 53 | 8 | 8 | | 29.31 | |
| 54 | 7 | 5 | | 29.37 | |
| 54 | 8 | 3 | | 29.37 | NR |
| 56 | 8 | 7 | | 29.38 | |
| 57 | 9 | 0 | | 29.44 | |
| 58 | 8 | 0 | | 29.49 | |
| 59 | 7 | 4 | | 29.72 | |
| 60 | 7 | 0 | | 29.74 | NR |
| 61 | 6 | 2 | | 30.09 | |
| 62 | 7 | 2 | | 30.10 | |
| 63 | 1 | 4 | | 30.24 | |
| 64 | 6 | 5 | | 30.25 | |
| 65 | 7 | 1 | | 30.38 | |
| 66 | 6 | 4 | | 30.45 | |
| 67 | 6 | 8 | | 30.47 | NR |
| 68 | 5 | 7 | | 30.49 | |
| 69 | 2 | 2 | | 30.57 | |
| 70 | 6 | 6 | | 30.77 | |
| 71 | 6 | 1 | | 31.11 | |
| 72 | 6 | 3 | | 31.13 | |
| 73 | 4 | 3 | | 31.19 | |
| 73 | 6 | 7 | | 31.19 | |
| 75 | 2 | 1 | | 31.27 | |
| 76 | 6 | 0 | | 31.31 | |
| 77 | 5 | 5 | | 31.37 | |
| 78 | 4 | 5 | | 31.83 | |
| 79 | 5 | 6 | | 31.88 | |
| 80 | 5 | 4 | | 32.10 | |
| 80 | 6 | 9 | | 32.10 | |
| 82 | 4 | 4 | | 32.46 | |
| 83 | 4 | 2 | | 32.48 | |
| 84 | 5 | 0 | | 32.53 | |
| 85 | 5 | 2 | | 32.65 | |
| 86 | 4 | 6 | | 32.95 | |
| 87 | 3 | 1 | | 33.26 | |
| 88 | 5 | 1 | | 33.71 | |
| 89 | 5 | 9 | | 33.72 | |
| 90 | 4 | 7 | | 33.98 | |
| 91 | 2 | 3 | | 34.08 | |
| 92 | 2 | 6 | | 34.13 | |
| 93 | 2 | 8 | | 34.53 | |
| 94 | 4 | 0 | | 35.34 | |
| 95 | 4 | 1 | | 35.71 | |
| 96 | 3 | 4 | | 36.01 | |
| 97 | 4 | 8 | | 36.33 | |
| 98 | 4 | 9 | | 36.48 | |
| 99 | 3 | 7 | | 37.48 | |
| 100 | 2 | 7 | | 40.72 | |
| 101 | 5 | 3 | | 41.56 | |
| 1 | 3 | | | |
| 1 | 5 | | | |
| 7 | 3 | | | |
| 7 | 9 | | | |
| 8 | 1 | | | |
| 3 | 0 | | | |
| 3 | 3 | | | |
| 3 | 5 | | | |
| 5 | 8 | | | |
| 7 | 8 | | | |
Semifinals
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 1 | 2 | Damir Dugonjič | | 26.27 | Q |
| 2 | 1 | 4 | Florent Manaudou | | 26.49 | Q |
| 3 | 2 | 6 | João Gomes Jr. | | 26.50 | Q |
| 4 | 2 | 4 | Aleksander Hetland | | 26.51 | Q |
| 5 | 2 | 7 | Giulio Zorzi | | 26.54 | Q |
| 6 | 1 | 3 | Sergei Geibel | | 26.63 | Q |
| 7 | 2 | 3 | Kevin Cordes | | 26.70 | Q |
| 8 | 2 | 5 | Felipe Lima | | 26.71 | Q |
| 9 | 2 | 2 | Mihail Alexandrov | | 26.72 | |
| 10 | 1 | 5 | Barry Murphy | | 26.82 | |
| 11 | 1 | 6 | Mattia Pesce | | 26.86 | |
| 12 | 2 | 1 | Koichiro Okazaki | | 26.89 | |
| 13 | 1 | 7 | Petr Bartůněk | | 26.99 | |
| 14 | 2 | 8 | Emil Tahirovič | | 27.24 | |
| 15 | 1 | 1 | Li Xiayan | | 27.25 | |
| 16 | 1 | 8 | Sasa Gerbec | | 27.40 | |
Final
The final was held at 20:01.
| Rank | Lane | Name | Nationality | Time | Notes |
| 6 | Aleksander Hetland | | 26.30 | |
| 4 | Damir Dugonjič | | 26.32 | |
| 5 | Florent Manaudou | | 26.33 | |
| 4 | 3 | João Gomes Jr. | | 26.50 | |
| 5 | 2 | Giulio Zorzi | | 26.64 | |
| 6 | 8 | Felipe Lima | | 26.68 | |
| 7 | 1 | Kevin Cordes | | 26.79 | |
| 8 | 7 | Sergei Geibel | | 26.87 | |
