Paris - Île-de-France
- Nourou
- Nourrain
- Nourredine
- Nourrit
- Nourtier
- Nouvier
- Nouy
- Nouzille
- Novakov
- Novakovic
- Novello
- Novoa
- Nozomi
- Nsele
- Nsikatia
- Nsona
- Ntangu
- Nuffer
- Nugent
- Nunes Da Silva
- Nurdin
- Nurul
- Nuta
- Nutkowicz
- Nuyaouet
- Nuz
- Nyemeck
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- Nègre
- Nébot
- Négrier
- O Boyle
- O Connor
- O Mahony
- O Reilly
- O Sullivan
- O'connell
- O'hana
- O'quin
- O'toole
- Obach
- Obame
- Obegi
- Obeng
- Oberdoerffer
- Oberg
- Oberle
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- Oberti
- Obis
- Obled
- Obrenovic
- Occuly
- Ochin
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- Octave
- Oda
- Odasso
- Odic
- Odillard
- Odlum
- Odorcic
- Oe
- Offerle
- Offredi
- Offredo
- Oftadeh
- Ogab
- Ogata
- Ogba
- Ogbazghi
- Ogien
- Ogilvie
- Ogino
- Ognibene
- Ognov
- Ogor
- Ogée
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- Oheix
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- Oka
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- Olaf
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- Olaya
- Oliny
- Olivari
- Oliveira Dias
- Oliveira Silva
- Olivero de Rubiana
- Olivesi
- Olivon
- Oliynyk
- Olla
