Grab a FREE Krispy Kreme Doughnut on Friday, June 4th! Mark your calendars for your favorite day and your favorite deal! National Doughnut Day, FRIDAY JUNE 4 – come in for a FREE Krispy Kreme doughnut of your choice! Available at participating Krispy Kreme stores on Friday 6/4 ONLY, while the supplies last! Offer valid only in-store.