A swimming assembly includes a plurality of fins worn on an associated one of legs of an animal when the animal swims. Each of the fins comprises a plate that is positioned against one of the animals legs. A strap is attached to the plate to retain the plate on the animals leg when the animal swims. A pair of wings is provided and each of the wings is movably coupled to the plate. Each of the wings is positioned in a deployed position to capture water when the animal urges the animals leg rearwardly in the water thereby increasing the animals ability to swim. Each of the wings is positioned in a stored position having each of the wings is positioned proximate the strap. Each of the wings is urged into the stored position when the animal urges the animals leg forwardly in the water.