Calne (Viscountcy)
A peerage of the Kingdom of Great Britain.
Letters patent issued on Mon 6th Dec 1784
To William Petty as Hereditary peerage subsidiary to another created by the same letters patent.
Holders
| Number | Surname | Forenames | Held from | Held to |
|---|---|---|---|---|
| 1st | Petty | William | Mon 6th Dec 1784 | Tue 7th May 1805 |
| 2nd | Petty | John Henry | Tue 7th May 1805 | Wed 15th Nov 1809 |
| 3rd | Petty-Fitzmaurice | Henry | Wed 15th Nov 1809 | Sat 31st Jan 1863 |
| 4th | Petty-Fitzmaurice | Henry Thomas | Sat 31st Jan 1863 | Thu 5th Jul 1866 |
| 5th | Petty-Fitzmaurice | Henry Charles Keith | Thu 5th Jul 1866 | Fri 3rd Jun 1927 |
| 6th | Petty-Fitzmaurice | Henry William Edmund | Fri 3rd Jun 1927 | Thu 5th Mar 1936 |
| 7th | Petty-Fitzmaurice | Charles Hope | Thu 5th Mar 1936 | Sun 20th Aug 1944 |
| 8th | Mercer Nairne Petty-Fitzmaurice | George John Charles | Sun 20th Aug 1944 | Wed 25th Aug 1999 |
| 9th | Mercer Nairne Petty-Fitzmaurice | Charles Maurice | Wed 25th Aug 1999 | - |