Stage 5 of the 2023 Tour de Suisse was a mountain stage that took place on .

The stage started in Fiesch and finished in La Punt, starting at with an expected finish at (average speed of 35 km/h).

The total distance of the stage was 212.5 km. The stage included 0 categorized climb(s) and 0 intermediate sprint(s), and had a total elevation gain of 4341 m, and a total descent of -3709 m.