A defecation detection apparatus includes: a feces receiving member placed to face a body of a wearer to receive discharged feces a first temperature sensor placed at a defecation position of the feces receiving member where discharged feces are received a second temperature sensor placed at a non-defecation position of the feces receiving member where discharged feces are not received and a control section that detects whether the discharged feces is present or not based on a signal output from the first temperature sensor and a signal output from the second temperature sensor.
