马切纳岛是厄瓜多尔尔的岛屿，位于太平洋海域，属于加拉帕戈斯群岛，面积130平方公里，最高点海拔高度343米，该岛的火山口长7公里、宽6公里，岛上无人居住。

The island's name, Marchena Island, comes from the Spanish monk, Frey Antonio de Marchena. It has an area of 130 km² and a maximum altitude of 343 meters. The island is not set up for visitors, although the surrounding water is used by aquatic divers on organised tours.