- Calogero Gambino
- 117.4 decibel(s) (C-weighted)
- Germany (Stuttgart)
The loudest whistle (no hands) is 117.4 dB(C) and was achieved by Calogero Gambino (Italy) in Stuttgart, Germany on 4 May 2019.
Calogero always knew he was able to whistle loudly, so he decided to make it official.