See main article: Swimming at the 2017 Summer Universiade.
| Event: | Men's 50 metre backstroke |
| Games: | 2017 Summer Universiade |
| Dates: | 22 August (heats and semifinals) 23 August (final) |
| Venue: | National Taiwan Sport University Arena |
| Location: | Taipei, Taiwan |
| Competitors: | 60 |
| Nations: | 40 |
| Win Value: | 24.72 |
| Gold: | Shane Ryan |
| Gold Nation: | IRL |
| Silver: | Justin Ress |
| Silver Nation: | USA |
| Bronze: | Won Young-jun |
| Bronze Nation: | KOR |
| Prev: | 2015 |
| Next: | 2019 |
The Men's 50 metre backstroke competition at the 2017 Summer Universiade was held on 22 and 23 August 2017.[1]
Prior to the competition, the existing world and Universiade records were as follows.
The heats were held on 22 August at 10:14.[2]
| Rank | Heat | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|---|
| 1 | 8 | 4 | Justin Ress | 25.10 | Q | ||
| 2 | 8 | 3 | Shane Ryan | 25.12 | Q | ||
| 3 | 7 | 3 | Mikita Tsmyh | 25.17 | Q | ||
| 3 | 7 | 4 | Jonatan Kopelev | 25.17 | Q | ||
| 5 | 6 | 4 | Tomasz Polewka | 25.25 | Q | ||
| 6 | 6 | 5 | Apostolos Christou | 25.27 | Q | ||
| 7 | 7 | 5 | Taylor Dale | 25.32 | Q | ||
| 8 | 8 | 5 | Ben Treffers | 25.38 | Q | ||
| 9 | 8 | 6 | Nikita Ulyanov | 25.44 | Q | ||
| 10 | 5 | 5 | Dmytro Gurnytskyi | 25.46 | Q | ||
| 11 | 7 | 2 | Niccolò Bonacchi | 25.50 | Q | ||
| 12 | 4 | 1 | Shuhei Uno | 25.53 | Q | ||
| 12 | 7 | 6 | Viktar Staselovich | 25.53 | Q | ||
| 14 | 6 | 6 | Matteo Milli | 25.59 | Q | ||
| 15 | 8 | 2 | Won Young-jun | 25.61 | Q | ||
| 16 | 5 | 4 | Charles Hockin | 25.73 | Q | ||
| 17 | 7 | 8 | Gábor Balog | 25.75 | |||
| 18 | 7 | 1 | Andrey Arbuzov | 25.85 | |||
| 19 | 7 | 7 | Henrique Martins | 25.86 | |||
| 20 | 6 | 7 | Guilherme Basseto | 25.91 | |||
| 21 | 6 | 2 | Gustav Hökfelt | 25.92 | |||
| 22 | 8 | 8 | Gytis Stankevičius | 26.00 | |||
| 23 | 6 | 1 | Rafał Bugdol | 26.06 | |||
| 24 | 8 | 7 | Georgios Spanoudakis | 26.09 | |||
| 25 | 5 | 2 | Bayley Main | 26.14 | |||
| 26 | 6 | 3 | Bohdan Kasian | 26.18 | |||
| 27 | 6 | 8 | Bence Szentes | 26.24 | |||
| 28 | 4 | 3 | Adil Kaskabay | 26.30 | |||
| 29 | 3 | 4 | Guido Buscaglia | 26.34 | |||
| 30 | 5 | 1 | Nicolás Deferrari | 26.38 | |||
| 31 | 4 | 7 | Bernhard Reitshammer | 26.41 | |||
| 32 | 4 | 5 | Girts Feldbergs | 26.48 | |||
| 33 | 4 | 6 | Corneille Coetzee | 26.51 | |||
| 34 | 5 | 8 | Axel Pettersson | 26.56 | |||
| 35 | 4 | 4 | Gabriel Lópes | 26.57 | |||
| 36 | 3 | 7 | Andy Song | 26.58 | |||
| 37 | 3 | 1 | Lau Shiu Yue | 26.63 | |||
| 38 | 3 | 5 | Chang Hou-chi | 26.72 | |||
| 39 | 5 | 6 | David Céspedes | 26.73 | |||
| 40 | 2 | 6 | Andrei Gussev | 26.75 | |||
| 41 | 3 | 6 | Clayton Jimmie | 26.78 | |||
| 42 | 5 | 3 | Oren Malka | 26.80 | |||
| 43 | 4 | 8 | Rory Mcevoy | 26.96 | |||
| 44 | 3 | 3 | Chang Kuo-chi | 27.00 | |||
| 45 | 3 | 8 | Janne Markkanen | 27.05 | |||
| 46 | 2 | 4 | Neil Fair | 27.17 | |||
| 47 | 2 | 5 | Jaakko Rautalin | 27.56 | |||
| 48 | 2 | 3 | Daniel Mitsumasu | 27.93 | |||
| 49 | 2 | 1 | Christian Sidler | 28.13 | |||
| 49 | 2 | 7 | Pedro Chiancone | 28.13 | |||
| 51 | 5 | 7 | Gorazd Chepishevski | 28.16 | |||
| 52 | 3 | 2 | Nassim Aboub | 28.20 | |||
| 53 | 2 | 2 | Maroun Waked | 28.91 | |||
| 53 | 2 | 8 | Arian Puyo | 28.91 | |||
| 55 | 1 | 4 | Alfredo Yaluk | 30.32 | |||
| 56 | 1 | 6 | Kalana Weeramuni | 30.59 | |||
| 57 | 1 | 1 | Daniil Latt | 32.47 | |||
| 58 | 1 | 8 | Salim Al-Masroori | 33.02 | |||
| 59 | 1 | 3 | Kobe Soguilon | 33.70 | |||
| 60 | 1 | 7 | Murtaza Naimee | 45.75 | |||
| 1 | 2 | Joseph Godbless | |||||
| 1 | 5 | Amukali Oduni | |||||
| 4 | 2 | Mehdi Benbara | |||||
| 8 | 1 | Shunichi Nakao |
The semifinals were held on 22 August at 20:48.[3]
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 4 | Shane Ryan | 24.97 | Q | ||
| 2 | 3 | Apostolos Christou | 25.20 | Q | ||
| 3 | 6 | Ben Treffers | 25.34 | Q | ||
| 4 | 7 | Viktar Staselovich | 25.40 | |||
| 5 | 5 | Mikita Tsmyh | 25.43 | |||
| 6 | 1 | Matteo Milli | 25.55 | |||
| 7 | 2 | Dmytro Gurnytskyi | 25.59 | |||
| 8 | 8 | Charles Hockin | 25.85 |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 3 | Tomasz Polewka | 25.11 | Q | ||
| 1 | 2 | Nikita Ulyanov | 25.11 | Q | ||
| 3 | 8 | Won Young-jun | 25.13 | Q | ||
| 4 | 4 | Justin Ress | 25.19 | Q | ||
| 5 | 6 | Taylor Dale | 25.22 | Q | ||
| 6 | 5 | Jonatan Kopelev | 25.42 | |||
| 7 | 7 | Niccolò Bonacchi | 25.46 | |||
| 8 | 1 | Shuhei Uno | 25.55 |
The final was held on 23 August at 20:40.[4]
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 4 | Shane Ryan | 24.72 | NR | |||
| 2 | Justin Ress | 24.73 | ||||
| 6 | Won Young-jun | 25.06 | ||||
| 4 | 1 | Taylor Dale | 25.15 | |||
| 5 | 3 | Tomasz Polewka | 25.18 | |||
| 6 | 5 | Nikita Ulyanov | 25.20 | |||
| 7 | 8 | Ben Treffers | 25.21 | |||
| 8 | 7 | Apostolos Christou | 25.27 |