| Sir John 9th Baronet of Nova Scotia 2nd of Isle of Coll 1750-1795 | Sir Humphrey 10th Baronet of Nova Scotia and 3rd of Isle of Coll 1795-1810 | Sir Robert 11th Baronet of Nova Scotia and 4th of Isle of Coll 1810-1842 | Sir Ludovic 12th Baronet of Nova Scotia and 5th of Isle of Coll 1842-1875 | Sir William 13th Baronet of Nova Scotia and 6th of Isle of Coll 1875-1905 | Sir Ivor 14th Baronet of Nova Scotia and 7th of Isle of Coll 1905-1930 | Sir Iain Ivor 15th of Nova Scotia and 8th of Isle of Coll 1930-1975 | Sir Paul Alexander 16th Baronet of Nova Scotia and 9th of Isle of Coll 1975-1976 | Lady Patricia Iona 17th of Nova Scotia and 10th of Isle of Coll succeeded to The Duchy of Argyll & Saint Paul upon death of Grandmother in 1993 becoming- Her Grace Patricia Iona Duchess of Argyll and Saint Paul 17th Baroness of Nova Scotia and 10th Baroness of The Isle of Coll |
| Sir James 24th of Colquhoun & 26th of Luss 2nd Baronet of Great Britain 1786-1805 (married Mary Falconer of Monkton) | Sir James 25th of Colquhoun & 27th of Luss 3rd Baronet of Great Britain 1805-1836 (married Janet Sinclair of Ulbster) | Sir James 26th of Colquhoun & 28th of Luss 4th Baronet of Great Britain 1836-1873 (married Jane Abercromby) | Sir James 27th of Colquhoun and 29th of Luss 5th Baronet of Great Britain 1873-1907 | succeeded title through John Colquhoun who married Frances Sarah Maitland to | Sir Alan 28th of Colquhoun and 30th of Luss 6th Baronet of Great Britain 1907-1910 Married Justine Henrietta Kennedy of Underwood | Sir Iain 29th of Colquhoun & 31st of Luss 7th Baronet of Great Britain & Knight of the Thistle 1910-1948 married Geraldine Bryde Tennant | Sir Ivar 30th of Colquhoun & 32nd of Luss 8th Baronet of Great Britain 1948-Present (married Kathleen Duncan) |