The men's 100 metre backstroke at the 2025 Summer World University Games in Rhine-Ruhr, Germany was held from 18 to 19 July 2025. Pieter Coetze from South Africa won the gold medal, William Modglin from the United States took the silver medal and Daniel Diehl from the United States earned the bronze medal.

Schedule All times are Central European Time (UTC+1) Date Time Round18 July 10:23 Heats 19:42 Semifinals 19 July 19:07 Final

Records Prior to the competition, the world and Universiade records were as follows. Category Swimmer Record Date Place Event World record Thomas Ceccon 51.60 20 June 2022 Budapest, Hungary 2022 World Championships Universiade record Ryosuke Irie 52.60 6 July 2009 Belgrade, Serbia 2009 Summer Universiade

Results Heats All entered athletes competed across multiple seeded heats in the morning session. Swimmers with the top 16 fastest times advanced, regardless of which individual heat they swam.

Rank Heat Lane Swimmer Nation Time Notes 1 6 4 53.34 2 6 5 53.47 3 5 4 53.60 4 6 3 54.29 5 5 5 54.41 6 5 3 54.46 7 4 4 54.56 8 5 6 54.69 9 4 5 54.79 10 4 3 54.87 11 6 2 Chuang Mu-lun 55.23 12 3 4 55.27 13 6 6 Yoon Ji-hwan 55.42 14 6 7 55.50 15 4 1 55.51 15 5 7 55.51 17 5 2 55.61 18 5 8 55.76 19 6 1 55.79 20 4 2 55.83 21 3 5 55.89 22 5 1 55.92 23 3 2 56.00 24 4 7 Kim Min-jun 56.19 25 6 8 56.27 26 4 8 Ng Cheuk Yin 56.74 27 2 5 57.23 28 3 6 57.32 29 2 3 57.43 30 3 7 58.15 31 3 3 58.39 32 3 1 58.71 33 2 4 58.79 34 3 8 59.03 35 2 2 59.19 36 1 4 1:01.90 37 1 3 1:02.55 38 2 7 1:02.71 39 2 6 1:04.58 40 1 5 1:12.40 — 4 6

Semifinals The 16 advancing swimmers were split into two semifinal heats of 8 during the evening session. The swimmers recording the top 8 fastest times advanced to the final round.

Rank Heat Lane Swimmer Nation Time Notes 1 2 4 52.18 2 1 4 52.75 3 2 5 53.48 4 1 5 53.70 5 2 2 53.95 6 2 6 54.34 7 1 3 54.48 8 1 6 54.57 9 2 3 54.67 10 1 2 54.72 11 1 1 55.04 12 1 8 55.05 13 2 7 Chuang Mu-lun 55.15 14 1 7 55.19 15 2 1 Yoon Ji-hwan 55.53 16 2 8 55.99

Final The fastest 8 swimmers competed in a single race to determine the gold, silver and bronze medalists.

Rank Lane Swimmer Nation Time Notes 4 51.99 5 52.54 3 52.94 4 2 53.89 5 6 54.09 6 7 54.42 6 8 54.42 8 1 54.44

External links Swimming Rhine Ruhr 2025

References