A rotor for a motor is provided with: a stacked core made of a plurality of steel plates stacked on top of each other in a direction of an axis of a rotating shaft, has a circular pillar shape centered around the axis, and is provided with a plurality of magnet insertion grooves arranged in a circumferential direction of the rotor and penetrating through the circular pillar shape in the direction of the axis; permanent magnets respectively inserted into the magnet insertion grooves; a pair of end plates respectively stacked on opposite ends of the stacked core in the direction of the axis and closing the magnet insertion grooves; and a pressing portion restraining the permanent magnet in the direction of the axis by pressing the permanent magnet in the direction of the axis.