Abstract: A shoulder baby bag comprising: a pair of first covers made in the form of a generally inverted triangle and spaced apart from and in opposing relation with each other; a second cover made in the form of a generally rectangle and stitched to the side edges of the first covers for defining a cavity with the first and second covers; a third cover made in the form of a generally rectangle and having one end stitched to the upper edge of one of the first covers and side edges zippedly associated with the upper edges of the second cover, the third cover further having the other end extending to the upper edge of the remaining first cover and being swingable around the one end of the third cover when the side edges of the third cover is dissociated from the upper edges of the second cover; a tongue cover in the form of a generally rectangle and having one end stitched to the lower portion of the second cover and the other end fastenable to the one end with a sufficient length to wrap the second cover and third cove