PROBLEM TO BE SOLVED: To provide a canopy for a working machine being advantageous in terms of costs and facilitating replacement work.SOLUTION: The canopy for a working machine includes: a support frame 44 supported by a machine body of a working machine; and a flexible sheet 46 stretched on the support frame 44 and thereby forming a roof part 45, and having flexibility. The support frame 44 is formed in a frame shape in a plane view. An attachment part 78 with respect to the support frame 44 is arranged on an inner face side of the flexible sheet 46. The attachment part 78 is arranged in a state of being located on a frame inner side of the support frame 44 in a frame shape in a plane view.SELECTED DRAWING: Figure 6