National Library of Wales. . Tout, T. F., revised Pryce, H. 2004. "Gruffudd ap Rhys (d. 1137)", Oxford Dictionary of National Biography. Oxford University Press. Accessed 22 January 2013. Turvey, R. 1997, The Lord Rhys: Prince of Deheubarth. Gomer. . Walker, D. 1990, Medieval Wales. Cambridge University Press. Warren, W. L. 1973 Henry II. Eyre Methuen. . Williams, J. E. C. 1976. "Aberteifi, 1176". Taliesin 32, pp. 30–35. External links The last campaign of Rhys ap Gruffydd, from www.castlewales.com Places and artifacts associated with Rhys ap Gruffudd from Gathering the Jewels 1130s births 1197 deaths Year of birth uncertain Burials at St Davids Cathedral Rhys Monarchs of Deheubarth Welsh princes 12th-century Welsh monarchs Welsh people of Irish descent