| General Sir William F. Butler : the green redcoat | Dillon, Fergus | Article in Journal | | 1989 |
| Mapping the great lone land : how the Butlers did it | Duffy, Denis | Monograph or Collective Volume | University College Dublin | 1995 |
| Remember Butler : the story of Sir William Butler | McCourt, Edward | Monograph or Collective Volume | Routledge & Kegan Paul | 1967 |
| Salutation to five | Leslie, S. | Monograph or Collective Volume | | 1951 |
| Sir William Butler and that famine eviction | Ryan, Martin | Article in Journal | | 1999 |
| Sir William Butler on the Canadian prairies | Dalton, Eddie | Article in Journal | | 1988 |