Swimming at the 2014 Summer Youth Olympics – Boys' 100 metre breaststroke

The boys' 100 metre breaststroke event in swimming at the 2014 Summer Youth Olympics took place on 17 and 18 August at the Nanjing Olympic Sports Centre in Nanjing, China.

Heats
The heats were held at 10:54.

Semifinals
The semifinals were held at 18:38.

Final
The final was held at 19:02.