Cucurbita lundelliana is a mesophyte plant species of the genus Cucurbita. It is native to Mexico, Guatemala, and Belize. It has not been domesticated. It is only found in the Yucatán region near sea level among limestone cliffs. It has yellow-orange corollas and gray-green seeds. Its leaves are slightly similar to those of Cucurbita ficifolia. It is resistant to powdery mildew and crown rot. The species was formally described by Liberty Hyde Bailey in 1943, in Gentes Herbarum.