| ......in finibus mundi : late medieval pilgrims to St Patrick's Purgatory, Lough Derg, and the European dimension of the diocese of Clogher | Walsh, Katherine | Article in Book | | 2005 |
| A fourteenth-century scholar and primate : Richard FitzRalph in Oxford, Avignon and Armagh | Walsh, Katherine | Monograph or Collective Volume | Clarendon Press | 1981 |
| A Habsburg who received a Dedication from Martin Luther: - The Reformation Sympathies of Maria, Queen of Hungary and Archduchess of Austria | Walsh, Katherine | Article in Book | | 2006 |
| Archbishop FitzRalph and the friars at the papal court in Avignon, 1357-60 | Walsh, Katherine | Article in Journal | | 1975 |
| Aubrey Gwynn : the scholar | Walsh, Katherine | Article in Journal | | 1992 |
| Bishop John O'Corcoran of Clogher (1373-1389) at the University of Prague, the Purgatorium Sancti Patricii and the debate about Purgatory in the later middle ages | Walsh, Katherine | Article in Journal | | 1997 |
| Deliberate provocation or reforming zeal? John Bale as first Church of Ireland bishop of Ossory (1552-1563) | Walsh, Katherine | Article in Book | | 2003 |
| Die Naturwissenschaften in Irland zur Zeit des hl. Virgil | Walsh, Katherine | Article in Book | | 1985 |
| Franciscan friaries in pre-reformation Kerry | Walsh, Katherine | Article in Journal | | 1976 |
| From "victims" of the Melk reform to apostles of the Counter-Reformation : the Irish regular clergy in the Habsburg dominions | Walsh, Katherine | Article in Book | | 1989 |
| Ireland, the papal curia and the schism : a border case | Walsh, Katherine | Article in Book | | 1980 |
| Preaching, pastoral care, and sola scriptura in later medieval Ireland : Richard FitzRalph and the use of the Bible | Walsh, Katherine | Article in Book | | 1985 |
| Richard FitzRalph of Armagh (d. 1360) : professor-prelate-saint | Walsh, Katherine | Article in Journal | | 1992 |
| Scholarship and the natural sciences in early medieval Ireland | Walsh, Katherine | Article in Journal | | 1985 |
| The beginnings of a national protectorate : curial cardinals and the Irish church in the 15th century | Walsh, Katherine | Article in Journal | | 1974 |
| The Bible in the medieval world : essays in memory of Beryl Smalley | NA | Monograph or Collective Volume | NA | 1985 |
| The clerical estate in later medieval Ireland : alien settlement or element of conciliation? | Walsh, Katherine | Article in Book | | 1988 |
| The first Vatican Council, the Papal State and the Irish hierarchy : recent research on the pontificate of Pope Pius IX | Walsh, Katherine | Article in Journal | | 1982 |
| The First Vatican Council, The Papal State and the Irish hierarchy. Recent research on the pontificate of Pope Pius IX. | Walsh, Katherine | Article in Journal | | 1982 |
| Two letters of Cardinal Cullen, 1871 and 1873 | Walsh, Katherine | Article in Journal | | 1973 |