"L" Surnames
| Family | Wife's Maiden Name | Date | County | Contributor |
| LAMBERT, Joseph * | POFFENBERGER | Jun 2008 | Washington | Beth Rasmussen |
| LANGLEY, William | GOLDSBERRY / GOLDSBOROUGH | Mar 2008 | St. Mary's | Francis G. Langley |
| LANHAM, George Horatio | HAMILTON | Aug 2003 | Prince George's | Shirley Middleton Moller |
| LANHAM, George W. | Aug 2003 | Prince George's | Shirley Middleton Moller | |
| LANHAM, Hanson | PILES | Aug 2003 | Prince George's | Shirley Middleton Moller |
| LANHAM, John | SHAW | Aug 2004 | Prince George's | Shirley Middleton Moller |
| LEAKINS, James R. | HALL | Apr 2007 | Carroll | Stephanie |
| LEE, Edward Earl | MILES | July 2003 | Frederick | Tara Loundree-Anderson |
| LEITCH, Benjamin, Sr. * | MNU | Jun 2008 | Prince George's | Beth Rasmussen |
| LEONARD, Daniel James | WAY | Jun 2007 | Baltimore | D. Rhema |
| LEONARD, Daniel Steven | VOGLER | Jun 2007 | Baltimore | D. Rhema |
| LEONARD, Thomas Parramore Stran | VAIN | Jun 2007 | Baltimore | D. Rhema |
| LETSINGER, Philip | PETTIT | Sep 2003 | Frederick | Gina Heffernan |
| LEWIS, Daniel Johnson, Sr. | HOLSTINE | Mar 2009 | Linda Walden | |
| LOCKARD, Matthew | COOK | Oct 2003 | Baltimore | Frank Bouley |
| LOGUE, George Washington | FLATER | Oct 2003 | Carroll | Frank Bouley |
| LORD, Solomon | Apr 2009 | Mary Esther Lord Smith | ||
| LOVEALL, Henry II | MYLES | Oct 2003 | Baltimore | Frank Bouley |
| LOVELESS, James H., Jr. | GATES | July 2003 | Prince George's | Barbara Rendina |
* PDF File - Requires Adobe Reader
