Big Whopper Liar Day
Observed
the third Saturday in September
Dates
September 17th, 2022
September 16th, 2023
September 21st, 2024
September 20th, 2025
September 19th, 2026
Hashtags
Sources
Big Whopper Liar Day is observed next on Saturday, September 20th, 2025. It is observed the third Saturday in September.