Motor assembly (1; 1') for a clothes dryer machine, comprising: a driving shaft which is associable in a rotating manner with a frame of a clothes dryer machine and arranged to drag in rotation an air movement fan of said clothes dryer machine; a first electric motor comprising a first stator crossed by said driving shaft which rotates relative thereto and a first rotor integral in rotation with said driving shaft; a second electric motor comprising in turn a second stator and a second rotor, wherein said second rotor is integral with a pulley for actuating a drum of said clothes dryer machine; wherein the first stator and the second stator are both integral with a main body, said main body being arranged to be mounted tilting with respect to the frame of said clothes dryer machine; the first stator is an internal stator; the first rotor is an outer rotor; the second stator is an internal stator; the second rotor is an outer rotor; the second internal stator and the second outer rotor being both crossed by said driving shaft which rotates relative thereto; said first internal stator and said second internal stator facing two opposite ends of said main body; said first outer rotor and said second outer rotor being cup-shaped and closing said two opposite ends of the main body; said main body, along with said first and second outer rotors (35, 45), therefore defining a housing casing for one or more connection and/or control boards (8; 8'a, 8'b) of the first and of the second electric motor (3, 4); wherein said main body comprises a sleeve rotatably coupled above the driving shaft, said first internal stator and said second internal stator being both supported by said sleeve; said housing casing being defined by the cup of the outer rotors (35, 45) and a peripheral wall connected to the sleeve by a central baffle which is orthogonal to the longitudinal axis (x) of the driving shaft wherein the peripheral wall is covered, at its opposite ends, by the cup of the outer rotors (35, 45); wherein said central baffle acts as support to the one or more connection and/or control boards (8; 8'a, 8'b) of the first and of the second electric motor (3, 4). a driving shaft which is associable in a rotating manner with a frame of a clothes dryer machine and arranged to drag in rotation an air movement fan of said clothes dryer machine; a first electric motor comprising a first stator crossed by said driving shaft which rotates relative thereto and a first rotor integral in rotation with said driving shaft; a second electric motor comprising in turn a second stator and a second rotor, wherein said second rotor is integral with a pulley for actuating a drum of said clothes dryer machine; wherein the first stator and the second stator are both integral with a main body, said main body being arranged to be mounted tilting with respect to the frame of said clothes dryer machine; the first stator is an internal stator; the first rotor is an outer rotor; the second stator is an internal stator; the second rotor is an outer rotor; the second internal stator and the second outer rotor being both crossed by said driving shaft which rotates relative thereto; said first internal stator and said second internal stator facing two opposite ends of said main body; said first outer rotor and said second outer rotor being cup-shaped and closing said two opposite ends of the main body; said main body, along with said first and second outer rotors (35, 45), therefore defining a housing casing for one or more connection and/or control boards (8; 8'a, 8'b) of the first and of the second electric motor (3, 4); wherein said main body comprises a sleeve rotatably coupled above the driving shaft, said first internal stator and said second internal stator being both supported by said sleeve; said housing casing being defined by the cup of the outer rotors (35, 45) and a peripheral wall connected to the sleeve by a central baffle which is orthogonal to the longitudinal axis (x) of the driving shaft wherein the peripheral wall is covered, at its opposite ends, by the cup of the outer rotors (35, 45); wherein said central baffle acts as support to the one or more connection and/or control boards (8; 8'a, 8'b) of the first and of the second electric motor (3, 4).