Taxodium distichum, the bald cypress, bald-cypress, baldcypress, or swamp cypress; French: cyprès chauve;

cipre in Louisiana) is a deciduous conifer in the cypress family, Cupressaceae. It is native to the Southeastern United States. Hardy and tough, this tree adapts to a wide range of soil types, whether wet, salty, dry, or swampy. It is noted for the russet-red fall color of its lacy needles. It is both extremely flood tolerant and rather drought hardy.

This plant has some cultivated varieties and is often used in groupings in public spaces. Common names include bald cypress, swamp cypress, white cypress, tidewater red cypress, gulf cypress, and red cypress.

The bald cypress was designated the official state tree of Louisiana in 1963.