The invention discloses a front-and-back deodorant breathable leather shoe for a man. A plurality of first rubber belts (4) are arranged on the front portion of an upper (1) from front to back, each first rubber belt (4) is formed by a first outer layer rubber belt (4a), a first middle layer rubber belt (4b) and a first inner layer rubber belt (4c) in an overlapping mode, and air holes are densely distributed in the three layers of each first rubber belt; a second opening is formed in the middle of the rear end of the upper (1), and extends from the upper end of the rear end of the upper (1) to the lower end of the rear end of the upper (1), a second rubber belt (41) which is matched with the second opening in shape and size is arranged on the second opening, air holes are densely distributed in the second rubber belt (41), and the calibers of the air holes are equal. According to the front-and-back deodorant breathable leather shoe for the man, due to the facts that the first rubber belts with the air holes, the first outer layer rubber belts, the first middle layer rubber belts and the first inner layer rubber belts are arranged on the front portion of the upper, the breathability function of the front-and-back deodorant breathable leather shoe can be effectively improved, a foot and the leather shoe can be prevented from being affected with damp, bacterium breeding is avoided, and the deodorization effect is achieved.