An excreta disposal apparatus provided with a nozzle, the apparatus comprising: a body comprising a seating unit, which has a shape corresponding to a curved shape of genital area and buttocks of a human body and also has a disposal space (T1, T2) open toward the genital area and buttocks of the human body so as to take excreta discharged from the human body, and a main body unit, which is connected to the seating unit so as to be mounted between legs of the human body and has an accommodation space therein; a discharge channel, which is provided in the accommodation space and communicates with the disposal space (T1, T2) so as to discharge the excreta in the disposal space to the outside; a spray unit exposed to the disposal space (T1, T2) so as to spray washing water, the spray unit comprises a washing unit characterized in that the washing unit comprises: the nozzle, wherein the nozzle is a rotary nozzle, which is provided so as to rotate about a central axis and to spray the washing water; and a shielding member, receiving a part of a rear side of the rotary nozzle and shielding the inside of the accommodation space from the disposal space (T1, T2), wherein the rotary nozzle is rotatable in a range between an upper end and a lower end of the shielding member and is able to spray the washing water to the disposal space and the buttocks or genital area of a user. a body comprising a seating unit, which has a shape corresponding to a curved shape of genital area and buttocks of a human body and also has a disposal space (T1, T2) open toward the genital area and buttocks of the human body so as to take excreta discharged from the human body, and a main body unit, which is connected to the seating unit so as to be mounted between legs of the human body and has an accommodation space therein; a discharge channel, which is provided in the accommodation space and communicates with the disposal space (T1, T2) so as to discharge the excreta in the disposal space to the outside; a spray unit exposed to the disposal space (T1, T2) so as to spray washing water, the spray unit comprises a washing unit characterized in that the washing unit comprises: the nozzle, wherein the nozzle is a rotary nozzle, which is provided so as to rotate about a central axis and to spray the washing water; and a shielding member, receiving a part of a rear side of the rotary nozzle and shielding the inside of the accommodation space from the disposal space (T1, T2), wherein the rotary nozzle is rotatable in a range between an upper end and a lower end of the shielding member and is able to spray the washing water to the disposal space and the buttocks or genital area of a user. the nozzle, wherein the nozzle is a rotary nozzle, which is provided so as to rotate about a central axis and to spray the washing water; and a shielding member, receiving a part of a rear side of the rotary nozzle and shielding the inside of the accommodation space from the disposal space (T1, T2), wherein the rotary nozzle is rotatable in a range between an upper end and a lower end of the shielding member and is able to spray the washing water to the disposal space and the buttocks or genital area of a user.