The following list gives particulars of theses on Irish historical subjects, or on subjects having a distinct bearing on Irish history, which were successfully completed during 1969, or were in progress in January 1970, in the history departments of the universities of Ireland. The information has been supplied directly by the responsible supervisors or by the heads of departments.

The list is arranged in periods. Within each period subjects are placed in chronological order, those that extend over more than one period being entered under the first period to which they relate and cross-referenced under the second or later periods.