| Lindsay of Balneil (Lordship) |
Alexander Lindsay - Mon 9th Jan 1651
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| Lindsay of Birker (Barony) |
Alexander Dunlop Lindsay - Tue 13th Nov 1945
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| of Lindsey (Marquessate) |
Robert Bertie - Tue 21st Dec 1706
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8 February 1809 |
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| of Lindsey (Earldom) |
Robert Bertie - Sun 22nd Nov 1626
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| Lingen (Barony) |
Ralph Robert Wheeler Lingen - Fri 3rd Jul 1885
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22 July 1905 |
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| Lingfield (Barony) |
Robert George Alexander Balchin - Fri 17th Dec 2010
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| Linklater of Butterstone (Barony) |
Veronica Linklater - Sat 1st Nov 1997
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15 December 2022 |
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| Linley (Viscountcy) |
Antony Charles Robert Armstrong-Jones - Fri 6th Oct 1961
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| of Linlithgow (Earldom) |
Alexander Livingston - Mon 25th Dec 1600
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14 April 1723 |
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| of Linlithgow (Marquessate) |
John Adrian Louis Hope - Mon 27th Oct 1902
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| Lipsey (Barony) |
David Lawrence Lipsey - Fri 30th Jul 1999
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| Lisburne (Viscountcy) |
Adam Loftus - Tue 29th Jan 1686
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15 September 1691 |
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| of Lisburne (Earldom) |
Wilmot Vaughan - Thu 18th Jul 1776
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| Lisburne (Viscountcy) |
John Vaughan - Sat 25th Jun 1695
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| Lisgar (Barony) |
John Young - Wed 26th Oct 1870
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6 October 1876 |
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| Lisle (Barony) |
John Lysaght - Mon 18th Sep 1758
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| Lisle (Viscountcy) |
Robert Sidney - Wed 4th May 1605
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| Lismore (Viscountcy) |
Cornelius O'Callaghan - Sat 24th May 1806
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29 October 1898 |
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| Lismore (Barony) |
Cornelius O'Callaghan - Fri 6th Jul 1838
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29 October 1898 |
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| Lismore (Barony) |
Cornelius O'Callaghan - Mon 27th Jun 1785
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29 October 1898 |
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