Baroness of Howth Elizabeth St Lawrence
1627 - 1671 (44 years)(
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- 1 Baroness of Howth Elizabeth St Lawrence [1] b. 1627 d. Jun 1671
- 12th Baron Howth William St Lawrence b. 14 Sep 1628 d. 17 Jun 1671
- 2 Mary St Lawrence [1.1] b. 1652 d. 25 Aug 1705
- 5th Viscount of the Great Ards Henry Montgomerie b. 1656 d. 22 Oct 1731
- 3 Elizabeth Montgomery [1.1.1]
- 3 7th Viscount of the Great Ardes Thomas Montgomery [1.1.2] b. 1667 d. 7 Apr 1757
- 3 6th Viscount of the Great Ards Hugh Montgomery [1.1.3] b. 1681 d. 27 Feb 1744
- 3 Elizabeth Montgomery [1.1.1]
- 2 Mary St Lawrence [1.1]