Taran Wanderer is the fourth book in the Chronicles of Prydain series by Lloyd Alexander. It tells of Taran's search for his lineage through which he encounters many different people who each help to shape Taran as he learns about who he truly is. It is the only book in the series in which Princess Eilonwy does not appear, though she is referenced frequently. It is also the only book in the series in which Prince Gwydion does not appear.