To provide a hang-up jig for panels, etc., of external wall which can hang up each panel without fitting it with any hoisting accessory.

A jig J to hang up panels, etc., of an external wall is composed of the first member 1 having a contact part 11 to abut with the panel front surface, the second member 2 having an abut part 22 to abut with the panel rear surface mating with the contact position of the first member 1 and equipped with a supporting part for the panel upper frame, and a coupling member 3 having a detention part 32 with a hang-up device to couple together the first and second members at their tops. The top of the first member 1 is fastened to the coupling member 3 while the top of the second member 2 is joined with the coupling member 3 slidably, and the panel is pinched by the contact part 11 of the first member 1 and the abut part 22 of the second member 2 and is hung up in the condition that the upper frame of panel is supported by the supporting part of the second member 2.