William Ruthven

William Ruthven may refer to:


 * William Ruthven, 1st Lord Ruthven (died 1513)
 * William Ruthven, 2nd Lord Ruthven (died 1552)
 * William Ruthven, 1st Earl of Gowrie (c.1541–1584), known as the Lord Ruthven 1566–1581
 * William Ruthven (Australian soldier) (1893–1970), Australian soldier and politician