- La Brot
- Labelle
- Lach
- Lachnicht
- Ladouceur
- Lago
- Lakly
- Lally
- Lamb
- Sponsored Link
- Lambert
- Lampley
- Lancaster
- Lander
- Landers
- Landess
- Landsparger
- Landstra
- Lane
- Lang
- Langan
- Langford
- Larges
- Larrison
- Larson
- Lathrop
- Latimer
- Latusek
- Laukemann
- Laureano
- Lauro
- Lautner
- Lavigne
- Lavind
- Lavitt
- Law
- Lawhorn
- Lawrence
- Lawson
- Layton
- Lazarus
- Lazzara
- Leach
- Leary
- Leasure
- Leavitt
- Lebron
- Lee
- Lees
- Leger
- Leggette
- Lehman
- Lehmann
- Leiby
- Leichtfuss
- Leitner
- Lemakos
- Lembke
- Lemos
- Lenholt
- Lennon
- Leon
- Leonard
- Leonards
- Leopold
- Leskanic
- Leslie
- Lessak
- Lessard
- Lessmann
- Lester
- Leszczynski
- Leung
- Leverenz
- Leverman
- Leversee
- Levi
- Levine
- Lewis
- Lhommedieu
- Libby
- Lilly
- Linabury
- Lindauer
- Lindsay
- Lindsey
- Lino
- Lins
- Litcher
- Litt
- Little
- Lively
- Livingston
- Lloyd
- Lo Bianco
- Locarino
- Lockard
- Lockenvitz
- Lockwood
- Loehrer
- Lofgren
- Long
- Lopez
- Lorenz
- Love
- Lovell
- Lovely
- Lovering
- Lowell
- Lowry
- Lozanoff
- Lubin
- Lucas
- Lucibello
- Ludden
- Ludwig
- Lukas
- Lunay
- Lundberg
- Lunin
- Lupiani
- Luther
- Lutz
- Lyle
- Lyman
- Lynch
- Lynes
- Lynn
- Lyons