To provide a shopping bag fitting tool for a stroller capable of eliminating inconvenience of pushing a stroller with one hand, while holding a shopping bag with the other hand.

This shopping bag fitting tool for a stroller can install a shopping bag in the stroller by fitting a belt 3 having a hook 4 to an adjuster plate 2, fitting the adjuster plate 2 to a fixture 1, while positioning to a slide type screw hole 6 of a hand screw 5, and fitting the structured fixture to any one of supports of the stroller, and hooking the shopping bag on the hook.