2013 IPC Swimming World Championships – Men's 100 metre butterfly
# 2013 IPC Swimming World Championships – Men's 100 metre butterfly

The men's 100 metre butterfly at the 2013 IPC Swimming World Championships was held at the Parc Jean Drapeau Aquatic Complex in Montreal from 12–18 August.

## Medalists

| Class | Gold | Silver | Bronze |
| - | - | - | - |
| S8 | Song Maodang China | Denis Tarasov Russia | Charles Rozoy France |
| S9 | Federico Morlacchi Italy | Tamás Sors Hungary | Matthew Cowdrey Australia |
| S10 | Andre Brasil Brazil | Dmitry Grigoryev Russia | David Levecq Spain |
| S11 | Oleksandr Mashchenko Ukraine | Israel Oliver Spain | Keiichi Kimura Japan |
| S12 | Roman Makarov Russia | Danylo Chufarov Ukraine | Anton Stabrovskyy Ukraine |
| S13 | Ihar Boki Belarus | Roman Dubovoy Russia | Tim Antalfy Australia |
