Lagazuoi is a mountain in the Dolomites of northern Italy, lying at an elevation of 2,835 metres (9,301 ft), about 18 kilometres (11 mi) southwest by road from Cortina d'Ampezzo in the Veneto Region.

The mountain is part of the Ampezzo Dolomites Natural Park.

[1] It is accessible by cable car and contains the Rifugio Lagazuoi, a mountain refuge situated beyond the northwest corner of Cima del Lago.

[2] The mountain range is well known for its wartime tunnels and First World War mine warfare.

The tunnels are now open as a de facto museum.