A bicycle hub includes a hub axle, a hub body, an electric power generator, a freewheel and an electric unit. The hub body is rotatable around the hub axle. The electric power generator is disposed between the hub axle and the hub body. The electric power generator is configured to generate electric power by a relative rotation of the hub axle and the hub body. The freewheel is configured to support a sprocket. The freewheel is connected to the hub body and is rotatable around the hub axle. The electric component is disposed between the hub axle and the freewheel in a radial direction with respect to the center axis. The electric unit is electrically connected to the electric power generator.