大叶桃花心木（学名：Swietenia macrophylla），楝科常绿乔木，因木材呈现桃红色纹路，而得名。

大叶桃花心木树高一般在25米以上，互生偶数羽状复叶，叶前端渐尖，基部呈钝圆形，叶两面皆光滑，花序顶生或腋生圆锥，花期3~4月，开花后一年结蒴果，蒴果卵形，成熟期约在2~4月间，每颗果实约含45~70粒种子，种子呈深褐色，具有长翅。

Swietenia macrophylla, commonly known as mahogany, Honduran mahogany, Honduras mahogany, or big-leaf mahogany, is a species of plant in the Meliaceae family. It is one of three species that yields genuine mahogany timber, the others being Swietenia mahagoni and Swietenia humilis. It is native to South America and Mexico, but naturalized in Singapore and Hawaii, and cultivated in plantations elsewhere.