- Marriage: Sir Alexander Maitland - First Baronet on 27 Jun 1754
- Died: 22 Dec 1805, Totteridge, Hertfordshire
Caledonian Mercury (Edinburgh, Scotland), Saturday, December 28, 1805; Issue 13154
At Totteridge, Hartfordshire, on the 20th inst., the Hon. Mrs. Maitland, spouse of the Hon. General Alexander Maitland.
Penelope married Sir Alexander Maitland - First Baronet, son of Charles Maitland - Sixth Earl of Lauderdale and Lady Elizabeth Ogilvy, on 27 Jun 1754. (Sir Alexander Maitland - First Baronet was born on 21 Mar 1728 and died on 14 Feb 1820.)