Pont-de-Larn (French pronunciation: [pɔ̃ də laʁn]; Occitan: Lo Pont de L'Arn) is a commune in the Tarn department in southern France.

The town is situated on the river Arn (a tributary of the Thoré) in the Haut-Languedoc Regional Nature Park at the foot of the Montagne Noire.

On the sunny side of the Thoré valley, Pont-de-Larn offers residents and guests the ambience of a "country town".

There is also a tennis club, stadiums, bowling and one of the oldest golf courses in the region, de la Barouge.

Pont-de-Larn can be the starting point for excursions to the Sidobre, the valley of the Orb and the Caroux Lacaune.