Authors
- Ned Thomas
- Nicholas Thomas
- Nick Thomas
- Nigel Thomas
- Norman Lewis Thomas 1
- O. Thomas
- Owen C. Thomas
- P. Thomas
- P.G. Thomas
- P.N. Thomas
- P.S. Thomas
- Pamela Thomas
- Parry Thomas
- Pat Thomas
- Paul Thomas
- Paul G. Thomas
- Peggy Iris Thomas
- Percy Thomas 1
- Peter Thomas 2
- Peter D. Thomas
- Peter D.G. Thomas 1
- R. George Thomas
- R. Gwyn Thomas
- R.G. Lloyd Thomas
- R.H.G. Thomas
- R.J. Thomas
- R.L. Thomas
- R.S. Thomas
- R.W. Thomas
- Reginald G. Thomas
- Rev. William Bryn Thomas
- Rhys Ab Thomas
- Rich Thomas
- Richard Thomas
- Robbie Thomas
- Robert Thomas
- Robert Dalzell Dillon Thomas
- Robert Gwyn Thomas
- Roger Thomas
- Roger D. Thomas 1
- Roger F. Thomas
- Roger J.C. Thomas
- Roger S. Thomas
- Roland E. Thomas
- Rose Haig Thomas
- Rosie Thomas
- Ross Thomas
- Roy Thomas
- Ruth Thomas
- S. Thomas
- S. Evelyn Thomas
- Sarah Thomas
- Sharon K. Thomas
- Sian Thomas
- Sir Miles Thomas
- Stanley G. Thomas
- Stephen Thomas
- Susan Thomas
- T. Thomas
- T. Gwyn Thomas
- T.C. Thomas
- T.H. Thomas
- Terry Thomas
- The Ven. Archdeacon Thomas
- Thomas Thomas
- Thomas Morgan Thomas
- Tig Thomas
- Tony Thomas
- Trefor Thomas
- Trevor Thomas
- Trevor M. Thomas
- Tydfil Thomas
- Valerie Thomas
- W. Gerwyn Thomas
- W. Jenkyn Thomas
- W.D. Thomas
- W.G. Thomas
- W.H. Thomas
- W.J. Thomas
- W.O. Thomas
- W.S.K. Thomas
- W.V. Thomas
- Watcyn Thomas
- Wayne Thomas
- William Thomas
- William A. Thomas
- William Beach Thomas 1
- Wyn Thomas
- Charles Thomas-Stanford
- Eric Thomason
- John Thomason
- Thomas H. Thomason
- Tommy H. Thomason
- P. Thomassen
- Malcolm I. Thomis
- A. Beeby Thompson
- A. Hamilton Thompson
- A.G. Thompson
- Alan G. Thompson
- Alan R. Thompson