- Marina Kazankova
- 69.40 metre(s)
- United Arab Emirates (Dubai, United Arab Emirates)
The longest underwater walk with one breath (female) is 69.40 metres (227.69 ft), achieved by Marina Kazankova (Italy), in Dubai, UAE, on 27 October 2017.
The aquarium where the attempt took place was full of fish. The record attempt was organised by Emaar Entertainment LLC C/O.