Paris - Île-de-France
- Kouache
- Kouao
- Kouar
- Koukoui
- Kouoi
- Koval
- Kozlowska
- Krasevec
- Kressmann
- Krys
- La Fay
- Labarbe
- Labarrere
- Labarriere
- Labasque
- Labastie
- Labeille
- Labouret
- Labre
- Labroue
- Labrusse
- Labry
- Lacassin
- Lachal
- Lacharme
- Lachevre
- Lachguer
- Lacomme
- Lacorre
- Lacrouts
- Ladouceur
- Laederich
- Laferriere
- Laffay
- Lafouge
- Lafuente
- Lagaillarde
- Lagesse
- Lagourgue
- Lagrave
- Lagrue
- Lahaussois
- Lahrichi
- Lajugie
- Lalami
- Lallia
- Lalloum
- Lalloz
- Lalot
- Laloue
- Lamache
- Lamalle
- Lamani
- Lamaud
- Lampe
- Lampel
- Lancri
- Landron
- Langellier
- Langin
- Langman
- Lanoy
- Lanty
- Laouari
- Lapalu
- Lapotre
- Larche
- Lardeau
- Laredo
- Larher
- Laroussinie
- Larrat
- Larson
- Larsonneur
- Larzul
- Lascombes
- Lascoux
- Lasselin
- Lassilaa
- Lathiere
- Latorre
- Latoui
- Latty
- Lauby
- Laugel
- Laupretre
- Lauras
- Laurendeau
- Laurie
- Lauron
- Laux
- Lavat
- Lavau
- Laveau
- Laveissiere
- Laverdure
- Lavialle
- Lavoine
- Lavorel
- Laxenaire
