The boys' 100 metre backstroke event at the 2018 Summer Youth Olympics took place on 7 and 8 October at the Natatorium in Buenos Aires, Argentina.

Results Heats The heats were started on 7 October at 10:38.Heats results Rank Heat Lane Name Nationality Time Notes 1 4 4 Kliment Kolesnikov 54.26 Q 2 3 4 Daniel Cristian Martin 54.46 Q 3 2 4 Thomas Ceccon 55.33 Q 4 2 7 Tomoe Zenimoto Hvas 55.64 Q 5 4 5 Wang Guanbin 56.01 Q 6 2 5 Manuel Martos 56.03 Q 7 3 6 Lewis Blackburn 56.24 Q 8 3 5 Gábor Zombori 56.46 Q 9 4 2 Srihari Nataraj 56.75 Q 10 3 2 Ethan Harder 56.80 Q 11 4 7 Alanas Tautkus 56.81 Q 12 3 3 Sebastian Somerset 56.84 Q 13 4 3 Abdellah Ardjoune 56.93 Q 14 2 6 Chuang Mu-lun 56.94 Q 15 4 6 Jack Kirby 57.03 Q 16 4 1 Akalanka Peiris 57.34 Q 17 2 2 Stuart Swinburn 57.46 18 3 8 Ivan Štšeglov 57.57 19 3 1 Roni Kallström 57.65 20 3 7 Marvin Miglbauer 57.84 21 4 8 Ramy Ghaziri 58.27 22 2 1 Hendrik Duvenhage 58.31 23 1 4 Guillermo Cruz 58.40 24 1 5 Marcus Mok 58.63 25 1 3 Bede Aitu 2 3 Björn Seeliger

Semifinals

The semifinals were started on 7 October at 18:15.Semifinals results

Rank Heat Lane Name Nationality Time Notes 1 2 4 Kliment Kolesnikov 53.80 Q 2 1 4 Daniel Cristian Martin 54.08 Q 3 1 5 Tomoe Zenimoto Hvas 54.93 Q, 4 2 5 Thomas Ceccon 55.48 Q 5 2 3 Wang Guanbin 55.77 Q 6 1 6 Gábor Zombori 56.19 Q 7 1 3 Manuel Martos 56.20 Q 8 2 6 Lewis Blackburn 56.27 Q 9 2 2 Srihari Nataraj 56.48 Q 10 2 7 Alanas Tautkus 56.49 11 2 8 Jack Kirby 56.67 12 1 1 Chuang Mu-lun 56.82 13 1 2 Ethan Harder 56.83 14 2 1 Abdellah Ardjoune 56.86 15 1 7 Sebastian Somerset 56.98 16 1 8 Akalanka Peiris 57.35

Final The final was held on 8 October at 18:00.Final results Rank Lane Name Nationality Time Notes 4 Kliment Kolesnikov 53.26 5 Daniel Cristian Martin 53.59 3 Thomas Ceccon 53.65 4 6 Wang Guanbin 55.33 5 7 Manuel Martos 55.83 6 8 Srihari Nataraj 56.12 7 2 Gábor Zombori 56.21 8 1 Lewis Blackburn 56.23

References