| 1. | Lewis Family | | | Research and resources hub for those investigating and documenting the name and its worldwide lineages. lewisgenealogy.com |
| 2. | Lucey and Lucy | | | Historical research and resources pertaining to the name and its application as published by Norman Lucey. Features origins, database and guestbook. www.rickmansworthherts.freeserve.co.uk |
| 3. | Loritz | | | Featuring people, places and things named Loritz. Includes history of the name and associated links. members.aol.com |
| 4. | Lunt | | | Researching the name and its global application. Features database, archives, records, deeds, name origins and history, photographs and associated links. www.lunt-family.co.uk |
| 5. | Landon Family Research Group | | | Dedicated to the preservation of family history and as a means of communication amongst fellow researchers. Features mailing list and associated US links. homepages.rootsweb.com |
| 6. | Laidlers | | | Single name research encouraging contact with family members worldwide. www.laidler.com |
| 7. | Lanoue | | | History of the name, migration, photographs and worldwide family trees as compiled by Gaetan Lanoue, a resident of Quebec, Canada. lanoue.free.fr |
| 8. | Liston | | | Worldwide one name study, including database, history and current research interests. listonfamily.com |
| 10. | Ligthert | | | Researching the name and its global application. home.planet.nl |
| 11. | Liffiton Family History | | | Explores history related to the name which is derived from Liverton and Leverton. With origins in Devonshire, England, the name has spread throughout Brazil, Canada, New Zealand and the United States. www.liffiton.net |
| 12. | Lowthian Times | | | General information on reunions and family links worldwide. www.lowthian.com |
| 13. | Libin (Libina) | | | List of Libins including submitted information, application and Eastern European origins. www.libin.org |
| 14. | Laughter Reference and Research Center | | | Research exchange including variants Laughter, Lawter, Lauter, Lawther, Lowther and Larter. Also features associated family lineages and history. www.laughtergenealogy.com |
| 15. | Castle La Zouche | | | Single name study including the variants La Zouch, Zouch, Sutch, Syche, Souche, Souch, Suche, Sooch, Soache, Soach, Shuck, Shucks, Chuck and Chucks. Lady of the castle is Jill Van Der Reyden. castlelazouche.bravepages.com |
| 16. | Lee House | | | Anglo-Saxon history and hertiage as compiled by Jim Williams Snr, Redwood City, CA USA. Includes various lineages and research resources. members.tripod.com |
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