National Cheddar Fries Day! Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: April 20, 2020 all-day 2020-04-20T00:00:00-05:00 2020-04-21T00:00:00-05:00 Where: National Cheddar Fries Day! United States NATIONAL CHEDDAR FRIES DAY Grab your toppings on April 20th to celebrate National Cheddar Fries Day! What better way to enjoy your fries than with an indulgent dollop of cheddar cheese?