September 20: National Days, Holidays & Observances
September 20 is day 263 of the year, with 102 days left until the year ends. In 2027 it falls on a Monday. There are 3 observances on this date.
National Pepperoni Pizza Day
Every year on September 20, National Pizza Day is observed. National Pizza Day will take place in 2026 on Tuesday, September 20.
National Queso Day
Most cheese lovers will agree that the day chilli con queso dip was created, the world became a little bit better.
Respect for the Aged Day
Our elders are our connection to the past. There is a Japanese holiday named Respect for the Aged Day. It is celebrated…
Public holidays around the world
- Respect for the Aged Day 🇯🇵Japan