Thionville 57100 - Lorraine
- Kedaj Solt
- Keff
- Kempfer
- Kerrat
- Khacef
- Khaldi
- Khamvongsa
- Khassouev
- Khater
- Khawaja
- Khelifi
- Kierren
- Kilic
- Killian
- Kissel
- Klaine
- Klis
- Klopfenstein
- Kobi
- Koby
- Koehler
- Koenigstein
- Koeppel
- Kohn
- Koltes
- Koluman
- Kopp
- Koronowski
- Korsec
- Korzec
- Kouao
- Kouki
- Kovacs
- Kowalski
- Kramer
- Kraouche
- Krawczyk
- Kretz
- Kreutzer
- Krick
- Kruchten
- Kumar
- Kummer
- Kurtz
- Kusnezow
- Kuster
- Labdouni
- Labraoui
- Lacour
- Laddada
- Laffineur
- Lagodka
- Lagrue
- Laguerre
- Laher
- Lakomy
- Lallement
- Lallouette
- Lalut
- Lama
- Lamarque
- Lami
- Lamiable
- Lamote
- Landrin
- Langlois
- Lanigra
- Lanterno
- Lara
- Larabi
- Larbi
- Large
- Laroui
- Lassus
- Latioui
- Laturnus
- Lauriere
- Lauterfing
- Lauth
- Lavall
- Lavaux
- Lavergne
- Lazaj
- Lazard
- Lazik
- Lazzaro
- Lazzeri
- Le Bras
- Le Gac
- Le Guillou
- Le Henanff
- Le Rouzic
- Lebastard
- Lebeau
- Lecler
- Leclere
- Lecorney
- Leducq
- Lefebvre
- Leg
