2023 World Para Swimming Championships – Men's 100 metre backstroke

The men's 100m backstroke events at the 2023 World Para Swimming Championships were held at the Manchester Aquatics Centre between 31 July and 6 August.

S1
The applicable records entering the event were as follows:


 * Final

The event took place on 2 Aug 2023 at 17:35. Five swimmers entered and the event progressed directly to final.

S2
The applicable records entering the event were as follows:


 * Final

The event took place on 2 Aug 2023 at 17:42. Seven swimmers entered and the event was treated as a direct final.

S6
The event took place on the morning and evening of 31 July.

Entering the event, the World and championships records were as follows:

Nine swimmers entered the event. The top eight, regardless of heat, advanced to the final.
 * Heats

Eight swimmers from six nations took part.
 * Final

S7
The applicable records entering the event were as follows:


 * Heats

The event took place on 3 Aug 2023 at 10:26. Nine swimmers entered. The highest ranked eight, regardless of heat, progressed to the final


 * Final

The event took place on 3 Aug 2023 at 20:12.

S8
The applicable records entering the event were as  follows:

The event took place on 3 Aug 2023  at 20:12.
 * Final

S9
The applicable records entering the event were as  follows:


 * Heats

10 swimmers entered the competition.


 * Final

S11
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S12
The event took place on the morning and evening of 31 July.

Entering the event, the World and championship records were as follows:

12 swimmers took part. The Top eight, regardless of heat, progress to the final
 * Heats

Eight swimmers from seven nations took part.
 * Final

S14
The event took place on the morning and evening of 1 August.

Entering the event, the World and championship records were as follows:

13 swimmers took part. The Top eight, regardless of heat, progress to the final
 * Heats

Eight swimmers from seven nations took part.
 * Final