A turning device for knitted tubular articles, particularly for turning inside-out tubular articles with pockets that protrude from the lateral surface thereof, which comprises a main supporting structure which supports a tubular body arranged with its axis substantially vertical, said tubular body having an upper axial end beveled along a plane that is inclined with respect to its axis, first actuation means being provided which can be activated to perform a translation of said tubular body along its own axis with respect to said main supporting structure, said tubular body being insertable, with its upper axial end, through an axial end of a tubular article in order to turn it inside out, and further comprising second actuation means which can be activated to rotate said tubular body about its own axis, through an angle of preset breadth, with respect to said main supporting structure.