| width="20%"|Tenure | width="40%"|Incumbent | width="35%"|Notes |
| olspan="3"|Vicariate Apostolic of the Western District |
| small>13 February 1827 to 20 September 1832 | Bishop Ranald MacDonald, Vicar Apostolic of the Western District | Vicar Apostolic of the Highland District; died in office |
| small>20 September 1832 to 15 October 1845 | Bishop Andrew Scott, Vicar Apostolic of the Western District | Coadjutor Vicar Apostolic of the Western District; resigned |
| small>15 October 1845 to 15 December 1865 | Bishop John Murdoch, Vicar Apostolic of the Western District | Coadjutor Vicar Apostolic of the Western District; died in office |
| small>15 December 1865 to 4 March 1869 | Bishop John Gray, Vicar Apostolic of the Western District | Coadjutor Vicar Apostolic of the Western District; resigned |
| small>4 March 1869 to 15 March 1878 | vacancy | |
| olspan="3"|Archdiocese of Glasgow |
| small>15 March 1878 to 27 March 1902 | Charles Petre Eyre, Archbishop of Glasgow | Apostolic Administrator of the Western District, died in office |
| small>4 August 1902 to 14 October 1920 | John Maguire, Archbishop of Glasgow | Auxiliary Bishop of Glasgow, died in office |
| small>14 October 1920 to 24 February 1922 | vacancy | |
| small>24 February 1922 to 8 December 1943 | Donald Mackintosh, Archbishop of Glasgow | Priest; ordained 21 May 1922; died in office |
| small>6 January 1945 to 25 May 1947 | Donald Alphonsus Campbell, Metropolitan Archbishop of Glasgow | Bishop of Argyll and the Isles; becoming Metropolitan Archbishop |
| olspan="3"|Metropolitan Archdiocese of Glasgow |
| small>25 May 1947 to 22 July 1963 | Donald Alphonsus Campbell, Metropolitan Archbishop of Glasgow | Hitherto Archbishop; died in office |
| small>29 January 1964 to 23 April 1974 | James Donald Scanlan, Metropolitan Archbishop of Glasgow | Bishop of Motherwell; retired |
| small>23 April 1974 to 26 November 1994 | Thomas Joseph Winning, Metropolitan Archbishop of Glasgow | Auxiliary Bishop of Glasgow; becoming Cardinal |
| small>26 November 1994 to 17 June 2001 | Thomas Joseph Cardinal Winning, Metropolitan Archbishop of Glasgow | Died in office |
| small>15 January 2002 to present | Mario Joseph Conti, Metropolitan Archbishop of Glasgow | Bishop of Aberdeen |