A golf swing training apparatus including a golf club guide and, preferably, a support frame having spaced apart front and rear frame members connected together by a base frame member. The support frame is adjustably inclined at the lie angle of the golf club by a support arm. The golf club guide includes closely spaced apart front and rear guide ring segments which define a substantially planar circular shaped golf club swing slot therebetween, the swing slot having an unobstructed preferably adjustable width for free swing a golf club therewithin. The front guide ring segment is attached to and is supported by the front frame members while the rear guide ring segment is attached to and is supported by the rear frame member. An economy embodiment is also provided. A substantially flat club shaft guide supportively aligns the golf club shaft at the lie angle of the head.