| 'Aighneas an Choirp leis an Anam', An Leagan is Luaithe sa Bhreatnais | Caerwyn Williams, J. E. | Article in Book | Clóchomher Tta | 1997 |
| Banking in county Donegal | Williams, J. D. | Article in Journal | | 1985 |
| Benjamin Woodward | O'Dwyer, FrederickWilliams, J. | Article in Book | | 1980 |
| Donegal County Council : seventy five years | Williams, J. D. | Monograph or Collective Volume | Donegal County Council | 1974 |
| Rates on Tory Island | Williams, J. D. | Article in Journal | | 1985 |
| Sir William McCrea, 1904-1999 | Williams, J. | Article in Book | | 2003 |
| The Boundary Commission and Donegal | Williams, J. D. | Article in Journal | | 1990 |
| The Impact of the Irish on British Labour Markets during the Industrial Revolution | Williams, J. G. | Article in Journal | | 1986 |
| The Irish literary tradition | Caerwyn Williams, J. E.Ford, Patrick K. | Monograph or Collective Volume | | 1992 |
| Three officers of the Royal Tyrone Fusiliers | Williams, J. R. | Article in Journal | | 1997 |
| Whence the 'black Irish' of Jamaica? | Williams, J. J. | Monograph or Collective Volume | | 1932 |