Marsac (French pronunciation: [maʁsak]; Occitan: Marçac) is a commune in the Hautes-Pyrénées department in south-western France.

[3] It has a church, built in 1882, dedicated to St. Andre.

The church bell is much older, dated 1683.

Municipal scales built in the 19th century stand in a roundabout near the town hall.

This Hautes-Pyrénées geographical article is a stub.