富代岛是苏格兰的岛屿，位于巴拉岛以南的大西洋海域，属于外赫布里底群岛的一部分，面积2.32平方公里，最高点海拔高度89米，岛上无人居住。

Fuday (Fuideigh) is an uninhabited island of about 232 hectares (0.90 square miles) in the Outer Hebrides of Scotland. It lies in the Sound of Barra, just east of Scurrival Point on Barra and west of Eriskay. Fuday is owned by the Scottish Government. Deserted since 1901, its peak population is recorded only as seven.