| Fortune's wheel : the rise, fall and restoration of Hugh II de Lacy, Earl of Ulster, 1190-1242 | Brown, Daniel J. F. | Thesis | | |
| From Carrickfergus to Carcassonne: Hugh de Lacy and the Albigensian Crusade | Brown, Daniel J. F.Duffy, Paul | Article in Book | | 2017 |
| Hugh de Lacy, first earl of Ulster: Rising and falling in Angevin Ireland | Brown, Daniel J. F. | Monograph or Collective Volume | Boydell & Brewer | 2016 |
| Power and patronage across the north channel : Hugh de Lacy, St Andrews and the Anglo-Scottish crisis of 1209 | Brown, Daniel J. F. | Article in Journal | | 2015 |
| Select documents. A charter of Hugh II de Lacy, earl of Ulster, to Hugh Hose (2 March 1207) | | Article in Journal | | 2013 |
| Strategies of Comital and Crusader Lordship under Hugh II de Lacy | Brown, Daniel J. F. | Article in Book | | 2017 |
| The archbishop and citizens of Dublin during Hugh de Lacy's Irish rebellion, 1223-4 | Brown, Daniel J. F. | Article in Book | | 2016 |