The men's 100 metre breaststroke heats and semifinals at the 2010 Youth Olympic Games took place on August 15 and the final took place on August 16 at the Singapore Sports School.

Medalists

1:01.38 1:01.44 1:02.22

Heats

Heat 1 Rank Lane Name Nationality Time Notes 1 5 Wassim Elloumi 1:05.49 SUB 2 7 Emmanuel Antonio Ramirez Aponte 1:07.47 3 1 Hrafn Traustason 1:07.97 4 4 Simon Beck 1:08.42 5 3 Tarco Llobet 1:13.55 6 2 Tsilavina Ramanantsoa 1:14.27 7 6 Joachim Ofosuhena-Wise 1:29.93

Heat 2 Rank Lane Name Nationality Time Notes 1 4 Ivan Capan 1:03.21 Q 2 3 Kenneth To 1:03.49 Q 3 8 Matti Mattsson 1:04.17 Q 4 2 Jakub Maly 1:04.52 Q 5 5 Panagiotis Samilidis 1:04.57 Q 6 6 Razvan Tudosie 1:04.82 Q 7 7 Imri Ganiel 1:04.89 Q 8 1 Dmitrii Aleksandrov 1:05.81

Heat 3 Rank Lane Name Nationality Time Notes 1 4 Ioannis Karpouzlis 1:04.71 Q 2 7 Lachezar Shumkov 1:04.74 Q 3 6 Ximing Wang 1:05.07 Q 4 2 Yannick Kaeser 1:05.19 Q 5 5 Christian vom Lehn 1:05.41 Q 6 3 Vaidotas Blazys 1:06.13 7 1 Timo Vaimann 1:06.73 8 8 Nts'Eke Setho 1:24.66NR

Heat 4 Rank Lane Name Nationality Time Notes 1 5 Nicholas Schafer 1:02.09 Q 2 3 Flavio Bizzarri 1:03.14 Q 3 4 Anton Lobanov 1:03.29 Q 4 6 Thomas Rabeisen 1:03.29 Q 5 2 Nuttapong Ketin 1:05.71 6 1 Sheng Jun Pang 1:06.46 7 7 Vinicius Borges 1:07.78 - 8 Ian Nakmai - DNS

Semifinals

Kenneth To withdrew from the event and was replaced by Wassim Elloumi.

Semifinal 1 Rank Lane Name Nationality Time Notes 1 4 Flavio Bizzarri 1:02.39 Q 2 5 Anton Lobanov 1:02.60 Q 3 6 Panagiotis Samilidis 1:03.26 Q 4 7 Imri Ganiel 1:04.27 Q 5 3 Matti Mattsson 1:04.39 6 1 Yannick Kaeser 1:04.64 7 2 Lachezar Shumkov 1:04.97 8 8 Wassim Elloumi 1:05.45

Semifinal 2 Rank Lane Name Nationality Time Notes 1 4 Nicholas Schafer 1:01.51 Q 2 5 Ivan Capan 1:03.14 Q 3 3 Thomas Rabeisen 1:03.61 Q 4 1 Ximing Wang 1:04.30 Q 5 7 Razvan Tudosie 1:04.84 6 6 Jakub Maly 1:04.85 7 2 Ioannis Karpouzlis 1:04.90 8 8 Christian vom Lehn 1:05.23

Final Rank Lane Name Nationality Time Notes 4 Nicholas Schafer 1:01.38 3 Anton Lobanov 1:01.44 5 Flavio Bizzarri 1:02.22 4 2 Panagiotis Samilidis 1:03.08 5 6 Ivan Capan 1:03.24 6 7 Thomas Rabeisen 1:03.62 7 1 Imri Ganiel 1:04.28 8 8 Ximing Wang 1:04.55

References Heat Results Semifinals Results Final Result