Names starting with O

532 names, most given first — each with meaning, numerology, and a century of US popularity data.

Olivia Oliver Owen Oscar Omar Opal Olive Olga Otis Ollie Orlando Ora Otto Orville Ola Oakley Ophelia Octavia Orion Odell Odessa Osvaldo Omari Odin Oaklynn Octavio Olin Oma Oren Ofelia Omer Onyx Odis Ocean Ona Orval Otha Olen Ocie Oaklee Orin Orrin Orpha Oswaldo Oralia Oleta Oaklyn Ouida Ottis Ossie Ozzy Osiris Oran Obie Oswald Odette Odie Ozzie Oakleigh Obed Omarion Osman Oriana Octavius Olympia Odalys Otho Oral Oskar Oneal Osbaldo Omega Osiel Odelia Ozell Olan Oziel Orson Odalis Olyvia Olaf Obadiah Ozella Om Osmar Oneida Ozie Orie Ole Osie Orland Ozias Onie Olivier Oliva Ori Olevia Orvil Oris Ova Ottie Oona Oneil Osborne Onnie Oakland Otilia Orlin Octavious Oda Oden Orla Octavian Oneta Okey Orianna Olene October Oshea Odilia Oletha Otelia Omie Onita Oretha Orvel Oceana Orvin Oryan Ottilie Ovidio Otoniel Olinda Oksana Orene Onalee Olie Orelia Orrie Orris Osama Orlan Orvis Omri Orren Orlo Olena Othel Orman Ontario Obinna Olean Oneita Ovie Owyn Odella Orly Orian Omayra Ogden Opie Othello Omid Ondrea Orlanda Odile Olivette Oaklen Odyssey Osa Oumar Oumou Oaklie Owens Ovid Odean Oluwatobi Oliviah Othniel Ousmane Othella Orma Orel Onika Octaviano Oz Oak Oralee Orbie Onna Orlena Ojas Olivea Olajuwon Odetta Olando Obert Orange Orva Oziah Olamide Osborn Oval Odessia Oddie Ottilia Odessie Odus Onesimo Oluwadarasimi Oslo Oneda Orlean Olla Orien Osmin Overton Othman Odysseus Olden Ormond Oisin Orli Otila Ohana Ociel Olsen Omarr Oswin Obrian Olliver Orhan Olvin Omero Oceanna Ofilia Osmond Oleg Oluwadamilola Ostin Orley Orbin Oriel Octave Oather Omni Oreoluwa Opha Oshay Odelle Osias Owais Olivya Oracio Oliviana Olimpia Oriah Ovella Ollis Olegario Oluwaseun Omaira Oseas Orlene Oluwanifemi Olufemi Oree Osualdo Onix Orry Oasis Oley Oline Otilio Odes Osha Ousman Orlie Oreste Omkar Oluwademilade Osmara Osiah Ozelle Oletta Orestes Olson Ollivander Omair Ozan Oseias Odyn Othelia Oluwaseyi Orlinda Olina Orena Ortencia Ollin Odeal Orazio Orest Oluwatamilore Oluwatosin Olyver Okie Orchid Omarian Ople Ollen Obryan Obi Oaklan Obbie Ogechi Oria Oronde Orah Oliwia Octavis Omeed Olivianna Orlyn Oni Oberon Oakes Oaks Opel Orenthal Oleda Ondre Omir Oland Oluwatobiloba Onofrio Odaliz Oshun Onis Omara Orlen Onica Oluwafemi Olar Okla Ortha Oniel Oneisha Oshae Onofre Omelia Owynn Oluwatoni Oluwakemi Ovila Othell Ornella Orvilla Ordell Osei Oanh Oliviagrace Omere Oaklin Oriyah Osher Omaria Olia Obediah Oliana Orilla Oreta Orvill Offie Oretta Oliverio Olivine Omarie Obera Oveta Ota Olaoluwa Oryn Oliviarose Opaline Owin Oleva Osker Orton Osceola Obrien Oceane Ormand Oluwatimilehin Oveda Orell Oluwatomisin Odies Oluchi Olney Octavion Onur Olanda Ohm Other Otie Onesty Othmar Osten Odel Oaklynne Onya Oaken Oluwasemilore Olamae Ovida Onetta Oza Othal Omran Octavie Ophia Olander Oney Olanna Odesser Orine Osmany Omi Olumide Oyuki Oday Ohanna Onedia Obdulia Ohn Ordean Omaree Olani Octa Otillia Orlander Otisha Oshen Oviya Orvetta Oli Oluwaferanmi Ovadia Omunique Olman Omani Orby Owain Omah Oreatha Osby Olis Olly Odas Ondine Ory Onyinyechi Orra Oluwadamilare Obaloluwa Ozil Olenna Orvan Olita Olivander Onyxx Ovide Osinachi Ovi Onelia Odai Orvie Orvell Osric Ohemaa Oriya Obsidian Odilon Osaze Osmel Okley Otniel Olon Omauri Odester Oneka Olivene Orit Ogle Omolara Omarii Ocia Ourania Oryon Omolola Ondra Oluwatoyin Olawale Onesti Odinn Oberyn Orvile Ovetta Orean Olivet Onda Oaklei Orlandus Onesha Olesya Ossiel Olayinka Onaje Orella Oyinkansola Onyekachi Oxford Olof Orpah Omeka Ossian Oiva Orabelle Ojani Orphia Osamah Okechukwu