A baseball swing training device has a base, a support member adjustably connected to the base, and a suction assembly disposed in the base that extends through and out of the support member to hold a ball in a stationary position. The suction assembly includes a coil vacuum hose disposed within the support member, and connected to a vacuum pump assembly, and an elongated hose connected to the coil vacuum hose at one end, and removeably connected to a suction nozzle at an opposite end.