An excreta disposal apparatus with a gender-specific module includes a body having a seating unit corresponding in shape to the curved shape of the genital area and buttocks of a human body, a urine disposal unit corresponding to the genital area of the human body, an excrement disposal unit corresponding to the buttocks of the human body and a disposal space open toward the genital area and buttocks of the human body to take excreta discharged from the human body. A main body unit, connected to the seating unit, is mounted between the legs of the human body and has an accommodation space therein. A discharge channel is provided in the accommodation space and communicates with the disposal space to discharge the excreta in the disposal space to the outside. The body includes the gender-specific module, which is detachably provided and includes the urine disposal unit.