Surnames Starting with O
370 surnames
Ortolano
Gardener
Oruganti
From the village of Oruganti
Orzechowski
From orzech meaning walnut
Osathanugrah
Graceful medicine
Osborne
Divine bear or god-warrior
Osei
Noble
Osgood
Divine goodness
Oshikawa
Pushing river
Oshima
Big island
Osipov
Son of Osip (Joseph)
Osman
Baby bustard or devoted servant
Osmani
Descendant of Caliph Uthman
Osmanoğlu
Son of Osman
Osmanski
From Osman (Ottoman influenced)
Osorio
Wolf hunter
Ostadi
Master or expert
Osterhagen
Easter grove
Ostermann
Eastern man
Ostrovsky
From the island
Ostrowski
One from a sharp or pointed place
Ostyakov
Old name for Khanty people
Oswal
From the town of Osian in Rajasthan, Jain merch...
Ota
Thick rice paddy
Otaibi
From the Otaibah tribe
Otake
Big bamboo
Otaki
Big waterfall
Otani
Big valley
Otari
Lip reader, from 'oth' meaning lip
Otağ
Nomadic tent or pavilion
Otero
Hill
Othman
Baby bustard bird
Otieno
Born at night
Otomo
Big companion
Otsubo
Big jar
Otsuka
Big mound
Otsuki
Big moon
Ottakoothar
Camel poet (ancient court poet)
Ottappalam
From Ottappalam town in Palakkad
Ottathillathu
From the single-pillared house
Ottaviani
Eighth born
Ou
Europe or surname
Ouattara
Foreigner who settled
Ouedraogo
Stallion or male horse
Ouellet
Watchful
Ourique
From the town of Ourique
Ouyahia
Lively or vibrant