Swimming at the 2014 Summer Youth Olympics – Boys' 4 × 100 metre medley relay
The boys' 4 × 100 metre medley relay event in swimming at the 2014 Summer Youth Olympics took place on 20 August at the Nanjing Olympic Sports Centre in Nanjing, China.
Results
Heats
The heats were held at 10:48.| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 6 | Evgeny Rylov Anton Chupkov Aleksandr Sadovnikov Filipp Shopin | 3:43.47 | Q | |
| 2 | 1 | 5 | Marek Ulrich Maximilian Pilger Alexander Kunert Damian Wierling | 3:45.55 | Q | |
| 3 | 1 | 6 | Chris Reid Jarred Crous Joshua Steyn Brent Szurdoki | 3:45.97 | Q | |
| 4 | 2 | 4 | Nic Groenewald Grayson Bell Nicholas Brown Kyle Chalmers | 3:48.09 | Q | |
| 5 | 2 | 5 | Geoffroy Mathieu Jean Dencausse Guillaume Laure Rahiti De Vos | 3:53.50 | Q | |
| 6 | 2 | 3 | Koki Tsunefuka Ippei Watanabe Yudai Amada Yuta Sato | 3:53.58 | Q | |
| 7 | 2 | 2 | Guillermo Sánchez Gonzalo Carazo Juan Marín Marc Vivas | 3:55.02 | Q | |
| 8 | 1 | 2 | Patrick Conaton Patrick Mulcare Justin Wright Patrick Ransford | 3:55.07 | Q | |
| 1 | 3 | Li Guangyuan Zhang Zhihao Li Zhuhao Yu Hexin | DSQ | |||
| 1 | 4 | DNS |
Final
The final was held at 19:17.| Rank | Lane | Name | Nationality | Time | Notes |
| 4 | Evgeny Rylov Anton Chupkov Aleksandr Sadovnikov Filipp Shopin | 3:38.02 | WJR | ||
| 5 | Marek Ulrich Maximilian Pilger Alexander Kunert Damian Wierling | 3:39.30 | |||
| 6 | Nic Groenewald Grayson Bell Nicholas Brown Kyle Chalmers | 3:40.68 | |||
| 4 | 3 | Chris Reid Jarred Crous Joshua Steyn Brent Szurdoki | 3:42.39 | ||
| 5 | 2 | Geoffroy Mathieu Jean Dencausse Guillaume Laure Rahiti De Vos | 3:48.80 | ||
| 6 | 1 | Guillermo Sánchez Gonzalo Carazo Juan Marín Marc Vivas | 3:50.46 | ||
| 7 | 7 | Koki Tsunefuka Yuta Sato Yudai Amada Ippei Watanabe | 3:52.60 | ||
| 8 | DNS |