Paris - Île-de-France
- Litolff
- Litt
- Littaye
- Littiere
- Little
- Litvak
- Litvinova
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- Litwin
- Livache
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- Livi
- Livney
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- Lizon
- Lizot
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- Llau
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- Loca
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- Lodin
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- Loez
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- Logel
- Logerais
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- Logon
- Lohac
- Lohez
- Lohezic
- Lohmann
- Loichemol
- Loifert
- Loin
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- Loireau
- Loiselle
- Lokuhannadige
- Loli
- Lollbeeharry
- Lolli
- Lolliot
- Lollo
- Lomuscio
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- Lonchambon
- Londeix
- London
- Lone
- Longer
- Longet
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- Longou
- Longueve
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- Lopin
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- Lorblancher
- Lordelot
- Lordet