Bear Grylls' Birthday Share definition Flag The day on which Bear Grylls' is born. (June 7th) A: Holy shit! It's Bear Grylls' birthday today! B: No it's not dumbass, June 7th is tomorrow. Bear Grylls' Birthday by i like furries eggs dee November 3, 2021 0 0 Get merch Get the Bear Grylls' Birthday mug. Buy Now — $32.95 See more merch