1968 British Formula Three season

The 1968 British Formula Three Championship (known as the 1968 Lombank British F3 Championship for sponsorship reasons) was the 18th season of the British Formula 3 season. Australian driver Tim Schenken, driving for Sports Motors (Manchester), won the championship by 11 points from Tony Lanfranchi.

The Brabham BT21-Ford (and BT21B) dominated the grid with seven of the top ten drivers using the chassis, and winning eleven races. Tim Schenken, however, won the championship as one of the only participants driving the Chevron B9-Ford. The Lotus 41-Ford won one race and the Titan Mk.3-Ford won three races.