Provided is a rotating electric machine the interior of which can be suitably cooled. A coolant supply means of the rotating electric machine supplies a cooling fluid to the bottom of a tubular member from a location closer to one end of a rotary shaft than the bottom, and the bottom of the tubular member is equipped with through-holes that run in the axial direction of the rotary shaft, with the cooling fluid being supplied to the interior of the tubular member through the through-holes.