Preheat your oven to 350 degrees.
In a medium bowl, mix together the strawberry slices, brown sugar, and flour. Distribute evenly into 4 ramekins.
In a separate bowl, mix together the oats, flour, brown sugar, and cinnamon. Stir in the butter until crumbly.
Top the strawberry mixture with the crumble and bake for 30-35 minutes or until the crumble is golden brown.