A clothing dryer includes a cabinet, a drying tub positioned at an inner side of the cabinet and configured to accommodate laundry, a plurality of moisture detecting sensor units provided at an inside the drying tub to detect moisture of laundry, and a sensor partition wall provided in between the plurality of moisture detecting sensor units to prevent a foreign substance from being stuck in between the plurality of moisture detecting sensor units. Through the structure as such, the accuracy in detecting dryness of laundry is enhanced, and an optimal controlling of the clothing dryer may be possible.