- Quién
- Isaac Johnson
- Qué
- 10.196 centimetre(s)
- Dónde
- Italia (Milan)
- Cuándo
The largest mouth gape belongs to Isaac Johnson (USA) and measures 10.196 cm (4.014 in) as verified in Milan, Italy, on 22 February 2022.
Isaac's mouth gape was re-measured in the set of Lo Show dei Record.
@guinnessworldrecords Largest mouth gape (male): 10.196 cm (4.014 in) - Isaac Johnson 🇺🇸