O-Names for Babies

O-names for babies, baby name first letter O, baby names starting with O

Looking for baby names that start with O? Here are the most common O-names for babies in the United States.

These are what you might call “modern American names” in that each of these has appeared at least once in the U.S. Social Security Administration’s national baby name dataset. To be included in the dataset, a name needs to have been given to least five U.S. babies (of one gender or the other) within a single year.

Click on a name to see its popularity graph, data table, and every single blog post that mentions it.

To check out baby names that start with other letters, visit the baby names directory page.

Oak Oakey Oakie Oakland Oaklee Oakleigh Oaklen Oakley Oaklie Oakly Oaklyn Oaklynn Oanh Oasis Oatha Oather Oatis Oba Obada Obadiah Obafemi Obaid Obaloluwa Obama Obasi Obbie Obdulia Obdulio Obe Obed Obeda Obediah Obehi Obelia Ober Obera Oberia Oberon Obert Oberta Obet Obeth Obey Obi Obianuju Obie Obinna Obra Obrain Obrey Obrian Obrien Obry Obryan Obryant Oby Oc Oca Ocasio Occie Oce Ocea Oceal Ocean Oceana Oceane Oceania Oceanna Ocelia Ocella Oceola Ocey Ocia Ocie Ociel Oconnor Octa Octabio Octava Octave Octavia Octavian Octaviana Octaviano Octavie Octavien Octavio Octavion Octavious Octavis Octavius Octavus Octayvia Octivia October Od Oda Odai Odali Odalis Odaliz Odaly Odalys Odalyz Odaniel Odarius Odarrius Odas Oday Odbert Oddie Oddis Ode Odeal Odean Oded Odeh Odel Odelia Odell Odella Odelle Oden Odena Odene Oder Odera Odes Odesa Odessa Odesser Odessey Odessia Odessie Odester Odet Odete Odeth Odett Odetta Odette Odia Odice Odie Odies Odila Odile Odilia Odilon Odin Odis Odom Odon Odos Odra Odus Ody Odyn Odysseus Odyssey Oel Oella Oen Oesha Ofa Ofek Ofelia Offie Ofilia Ofir Ogden Ogechi Ogechukwu Oghenetega Ogie Ogle Ogochukwu Ogreta Oguz Ohad Ohagi Ohajee Ohaji Ohan Ohana Ohani Ohanna Ohara Ohemaa Ohene Ohitika Ohlin Ohm Ohmer Ohn Oisin Oiva Ojani Ojany Ojas Ojasvi Ojay Ojetta Oji Ok Oka Okairy Okal Okalani Okan Okechukwu Okeema Okeima Okeith Okema Okemia Okey Okie Okima Okla Oklahoma Okley Okoye Okpara Oksana Oksanna Oktober Ola Olabisi Olabode Olachi Oladapo Oladele Oladimeji Oladipo Oladipupo Oladis Olaf Olah Olaiya Olajawon Olajide Olajumoke Olajuwan Olajuwon Olakunle Olalekan Olamae Olamide Olan

Olana Oland Olanda Olander Olando Olaniyan Olanrewaju Olaoluwa Olar Olas Olatokunbo Olatunde Olatunji Olav Olavi Olawale Olaya Olayinka Olbin Oldair Olden Oldrich Ole Olea Olean Oleane Oleatha Oleavia Oleda Olee Oleen Oleeta Oleg Olegario Oleh Oleita Oleksandr Olema Olen Olena Olene Oler Olesha Olesia Olester Olesya Oleta Oletha Olethea Olethia Oletta Oleva Olevia Olexa Olexus Oley Olga Olgia Olgie Olha Oli Olia Oliana Olibia Olice Olicia Olida Olie Olif Olimpia Olin Olina Olinda Olindo Oline Olinka Olis Olisa Olisaemeka Olisha Olita Oliva Olivama Olive Olivea Oliveah Olivene Oliver Olivera Oliverio Olivet Olivett Olivette Olivia Oliviagrace Oliviah Oliviamarie Oliviana Olivianna Oliviarose Olivier Olivine Olivio Oliviya Oliviyah Olivya Oliwia Oliyah Olla Olle Ollen Ollene Ollia Ollice Ollie Olliemae Ollin Olline Ollis Ollive Olliver Ollivia Olliyah Olly Ollye Olma Olman Olna Olney Olof Ololade Olon Olsen Olson Olton Olu Olubukola Olubunmi Oluchi Oluf Olufemi Olufunke Olufunmilayo Olujimi Olukayode Olukemi Olumide Olumuyiwa Oluremi Olurotimi Olus Olusegun Oluseun Oluseyi Olushola Olutosin Olutoyin Oluwabukola Oluwabukunmi Oluwadamilare Oluwadamilola Oluwadara Oluwadarasimi Oluwademilade Oluwadurotimi Oluwafemi Oluwaferanmi Oluwafisayo Oluwafunmilayo Oluwakemi Oluwamayomikun Oluwamayowa Oluwanifemi Oluwapelumi Oluwasegun Oluwasemilore Oluwaseun Oluwaseyi Oluwaseyifunmi Oluwatamilore Oluwateniola Oluwatimilehin Oluwatimileyin Oluwatise Oluwatobi Oluwatobiloba Oluwatofunmi Oluwatomi Oluwatomilola Oluwatomisin Oluwatomiwa Oluwatoni Oluwatosin Oluwatoyin Oluwatoyosi Oluwatumininu Oluwayemisi Oluyemi Olva Olvia Olvie Olvin Olvis Olwen Olwyn Olya Olympia Olyn Olyne Olyve Olyvea Olyver Olyvia Olyviah Om Oma Omagene Omah Omaid Omaida Omair Omaira Omalee Oman Omani Omar Omara Omarah Omare Omaree Omareon Omari Omaria Omariah Omarian Omariana Omarie Omarien Omarii Omario Omarion Omarionna Omarious Omaris Omarius Omariyon Omarr Omarri Omarrion Omaru

Omary Omaryon Omauri Omaurion Omaury Omaya Omayma Omayra Omead Omed Omeda Omeed Omega Omeisha Omeka Omekia Omelia Omen Omer Omera Omere Omeria Omero Omesha Omeshia Ometa Omi Omia Omid Omie Omika Omir Omiya Omiyah Omkar Omma Ommar Ommie Omni Omnia Omolara Omolola Omon Omorion Omoro Omotayo Omotola Omran Omri Omunique Omya Omyra Ona Onah Onaje Onald Onalee Onaleigh Onan Onas Onasis Onassis Onathan Onawa Onaya Onda Ondina Ondine Ondra Ondray Ondraya Ondre Ondrea Ondrej Ondreya Ondria Oneal Oneatha Onecimo Oneda Onedia Oneeda Oneida Oneika Oneil Oneill Oneisha Oneita Oneka Onekki Onel Onelia Onell Onella Onesha Oneshia Onesimo Onesimus Onesti Onesty Oneta Onetha Onetia Onetta Oneva Oney Oneyda Onezia Ong Oni Onia Onica Onida Onie Oniel Oniesha Onika Onis Onisha Onisty Onita Onix Oniya Oniyah Onkar Onna Onnah Onnalee Onni Onnie Onnika Onnolee Onofre Onofrio Onolee Onora Onorio Onslow Ontaria Ontario Ontarius Onterio Onterrio Ontonio Onur Onya Onyae Onyah Onye Onyedikachi Onyekachi Onyinye Onyinyechi Onyinyechukwu Onyka Onyx Onzell Onzie Oona Oonagh Opal Opalee Opalene Opaline Opel Opeyemi Opha Ophelia Ophelie Ophia Ophie Ophilia Ophir Opie Ople Oplis Oppie Oprah Or Ora Orabell Orabelle Orace Oracio Oradee Oradell Orah Oral Oralee Oralene Oralia Oram Oramae Oramel Oran Orange Orangie Orantes Oras Orasio Orazio Orba Orban Orbelin Orben Orbie Orbin Orbra Orby Orcella Orchid Ord Orda Ordan Ordean Ordell Ordella Orden Ordie Ordis Ore Orea Oreal Orean Oreana Oreane Oreanna Oreatha Oreda Oree Oreen Orel Orelia Orell Orella Oren Orena Orenda Orene Orentha Orenthal Orenthia Orenthial Oreoluwa Ores Oressa Orest Oreste Orestes Oresto

Orestus Oreta Oretha Oretta Oreva Orey Orfa Orfalinda Orfelinda Orhan Ori Oria Oriah Orian Oriana Oriane Orianna Orianne Orice Orie Oriel Orielle Orien Orietta Oril Orilla Orin Orina Orinda Orine Oriole Orion Oriona Orionna Oris Orise Orisha Orison Orissa Orit Orita Oriya Oriyah Oriyana Orla Orlagh Orlaith Orlan Orland Orlanda Orlander Orlandis Orlando Orlandra Orlandrea Orlandria Orlandus Orlantha Orlean Orlee Orleen Orlen Orlena Orlenda Orlene Orletta Orley Orli Orlidia Orlie Orlin Orlinda Orline Orlis Orlo Orlondo Orly Orlyn Orma Ormah Ormal Orman Ormand Ormi Ormond Orna Ornella Orneta Ornie Oron Oronde Orothy Orpah Orpha Orpheus Orphia Orphie Orphus Orquidea Orquidia Orr Orra Orral Orran Orrel Orrell Orren Orrey Orrie Orrin Orris Orry Orsen Orsola Orson Ortega Ortencia Ortensia Ortha Ortis Ortiz Orton Ortrude Orum Orus Orva Orval Orvall Orvalle Orvan Orvel Orvell Orvella Orven Orvetta Orvid Orvie Orvil Orvile Orvill Orvilla Orville Orvin Orvind Orvis Orvo Orwin Ory Orya Oryan Oryn Oryon Orysia Osa Osagie Osahon Osama Osamah Osamu Osanna Osaretin Osaze Osbaldo Osbert Osbie Osbon Osborn Osborne Osbourne Osburn Osby Oscar Oscardaniel Oscarjr Osceola Oscer Osciel Osco Oscor Ose Osean Oseas Osee Osei Oseph Osgood Osha Oshae Oshai Oshane Oshanique Oshanna Oshawn Oshay Oshaye Oshea Osheana Osheanna Oshen Osher Oshia Oshiana Oshie Oshua Oshun Oshyn Osia Osiah Osiana Osias Osie Osiel Osinachi Osiris Osirus Osirys Oskar Osker Osler Oslo Osman Osmani Osmany Osmar Osmara Osmary Osmel Osmer Osmin Osmo Osmon Osmond Osmund Osnas Osric Ossama Ossian Ossie Ossiel Ostara Osteen Ostell Osten Ostin Ostyn Osualdo Osvaldo Osvin Oswald Oswaldo

Oswell Oswin Osyris Osyrus Ota Otavia Otavio Otavious Oteka Otelia Otella Otello Oteria Otey Otha Othal Othan Othar Othel Othelia Othell Othella Othello Other Othie Othman Othmar Othniel Otho Othon Othoniel Othor Otie Oties Otila Otilia Otilio Otilla Otillia Otillie Otis Otisha Otley Otman Otmer Otniel Otome Otoniel Otsie Ott Otta Ottavia Ottavio Ottaway Ottelia Ottice Ottie Ottilia Ottilie Ottillie Ottis Ottmar Otto Ottomar Ottoniel Otway Oudia Ouida Ouinton Ouita Oumar Oumie Oumou Oumy Ourania Ourtney Ousainou Ousman Ousmane Oussama Ova Ovada Ovadia Oval Ovalee Ovalene Ovaline Ove Oved Oveda Ovedia Oveida Ovel Ovelia Oveline Ovell Ovella Ovena Overa Overton Oveta Ovetta Ovey Ovia Ovid Ovida Ovide Ovidio Ovie Ovila Ovis Oviya Owain Owais Owan Oweda Owen Owena Owenn Owens Oweta Owetta Owin Owyn Owynn Oxana Oyd Oyindamola Oyinkansola Oyuki Oyuky Oz Oza Ozair Ozan Ozaria Ozeal Ozel Ozelia Ozell Ozella Ozellar Ozelle Ozelma Ozena Ozetta Ozia Oziah Ozias Ozie Oziel Ozil Ozioma Ozion Ozite Ozkar Ozlem Ozmar Ozro Ozvaldo Ozzie Ozziel Ozzy