Name
- Lefroy, Thomas Langlois, Lord Chief Justice of Ireland1
- Leighton, Edward, Reverend of Brayton Cumb1
- Lennox, Charles, 5th Duke of Richmond and Lennox, né Lennox, politician and army officer, 1791-18601
- Lindley, John, botanist and horticulturist, 1799-18651
- Linton, William James, engraver poet and political reformer1
- Llander, Manuel, Captain General of Catalonia1
- Locker, Frederick1
- Logan, —, fl 18421
- Lovett, William, Chartist1
- Lowther, Henry Cecil, 1st Earl of Lonsdale, MP second son of William1
- Lowther, John Henry, MP, 2nd Baronet of Swillington1
- Lowther, William, 1st Earl of Lonsdale1
- Lowther, William, Viscount Lowther, 2nd Earl of Lonsdale1
- Lowthian, William1
- Lyons, John Charles, horticulturist, High Sheriff for Westmeath1
- Lyttelton, George William, 4th Baron Lyttelton1
- Mackintosh, James, PC, MP1
- Mackintosh, R I, son of Sir James Mackintosh1
- Macnamara, William Nugent, Major MP1
- Mahon, Charles James Patrick, MP1