1. 2023
2. Cydymdreiddiad: The interpenetration of land and language as illustrated by Welsh Language Great War Memorials

   Stanton, S. (Awdur), Edwards, A. (Goruchwylydd) & Wiliam, M. (Goruchwylydd), 31 Awst 2023

   Traethawd ymchwil myfyriwr: Meistr mewn Athroniaeth

3. 2022
4. Wyn Roberts: The Blue Dragon?: Conservatism, Welsh Patriotism and North Wales c. 1970s- 1990s.

   Day, M. (Awdur), Mann, R. (Goruchwylydd) & Wiliam, M. (Goruchwylydd), 15 Awst 2022

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

5. 2019
6. A comparison of Al Qassim viewed through British eyes and local sources: 1862-1918

   Alreshoodi, A. S. A. (Awdur), Wiliam, M. (Goruchwylydd), 27 Awst 2019

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

7. 2017
8. Ibn Sa’ud and Britain: Early changing relationship and pre-state formation 1902-1914

   Alotaibi, D. (Awdur), Wiliam, M. (Goruchwylydd) & Shapely, P. (Goruchwylydd), Ion 2017

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

9. The Formation and Influence of Pwyllgor Diogelu Diwylliant Cymru and Undeb Cymru Fydd: Language and Cultural Preservation in Wales, c.1939-50

   Hanks, M. (Awdur), Edwards, A. (Goruchwylydd) & Wiliam, M. (Goruchwylydd), Ion 2017

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth