Col de la Forclaz (el. 1,527 m or 5,010 ft) is a mountain pass in the Alps in the Canton of Valais in Switzerland. It connects Martigny at 471 m (1,545 ft) and Le Châtelard (Finhaut). The road from Martigny to the Col has an average gradient of 6% but in parts is closer to 8%. After the Col, and Le Châtelard, the road leads to Chamonix in France via Vallorcine and the Col des Montets.

The pass was little known in the 19th century.