A rotor comprising: a rotor core including a pocket portion; a guide disposed in the pocket portion; and a magnet disposed in the guide, wherein the guide includes a first side guide disposed on one side surface of the magnet, a second side guide disposed on the opposite side surface of the magnet, an upper guide coupled to an upper side of the first side guide and an upper side of the second side guide, and a lower guide coupled to a lower side of the first side guide and a lower side of the second side guide, wherein: each of the first side guide and the second side guide includes a first hole and a second hole; one side of the upper guide is coupled to the first hole of the first side guide; the other side of the upper guide is coupled to the first hole of the second side guide; one side of the lower guide is coupled to the second hole of the first side guide; and the other side of the lower guide is coupled to the second hole of the second side guide, wherein each of the upper guide and the lower guide includes a main body formed to have a predetermined curvature and end portions extending from both ends of the main body to have a curvature different from the predetermined curvature, wherein the end portion is disposed to be inserted into the first hole or the second hole, wherein one region in which the main body of the upper guide meets the end portion is in contact with an upper surface of the magnet, wherein an end of the end portion of the upper guide is in contact with an upper surface of the rotor core. a rotor core including a pocket portion; a guide disposed in the pocket portion; and a magnet disposed in the guide, wherein the guide includes a first side guide disposed on one side surface of the magnet, a second side guide disposed on the opposite side surface of the magnet, an upper guide coupled to an upper side of the first side guide and an upper side of the second side guide, and a lower guide coupled to a lower side of the first side guide and a lower side of the second side guide, wherein: each of the first side guide and the second side guide includes a first hole and a second hole; one side of the upper guide is coupled to the first hole of the first side guide; the other side of the upper guide is coupled to the first hole of the second side guide; one side of the lower guide is coupled to the second hole of the first side guide; and the other side of the lower guide is coupled to the second hole of the second side guide, wherein each of the upper guide and the lower guide includes a main body formed to have a predetermined curvature and end portions extending from both ends of the main body to have a curvature different from the predetermined curvature, wherein the end portion is disposed to be inserted into the first hole or the second hole, wherein one region in which the main body of the upper guide meets the end portion is in contact with an upper surface of the magnet, wherein an end of the end portion of the upper guide is in contact with an upper surface of the rotor core. each of the first side guide and the second side guide includes a first hole and a second hole; one side of the upper guide is coupled to the first hole of the first side guide; the other side of the upper guide is coupled to the first hole of the second side guide; one side of the lower guide is coupled to the second hole of the first side guide; and the other side of the lower guide is coupled to the second hole of the second side guide, wherein each of the upper guide and the lower guide includes a main body formed to have a predetermined curvature and end portions extending from both ends of the main body to have a curvature different from the predetermined curvature, wherein the end portion is disposed to be inserted into the first hole or the second hole, wherein one region in which the main body of the upper guide meets the end portion is in contact with an upper surface of the magnet, wherein an end of the end portion of the upper guide is in contact with an upper surface of the rotor core.