This page gathers 59 English names that start with the letter O, running alphabetically from “Oliver” to “Ottaline.” You will find a wide mix here, from popular classics to rare, vintage gems and modern favourites. People use these names when choosing what to call a new baby, naming a character in a story, or simply exploring the meanings and history behind a name they love.
English names are the traditional and adopted given names used across England and the wider English-speaking world. Many carry roots in Latin, Welsh, Irish, Greek, or Norse, blending centuries of culture into everyday use. Shakespeare alone gave us beloved names like “Olivia” and “Ophelia,” which still feel fresh and romantic today.
Below you will find the table with Name, Gender, Origin, Meaning, Famous Namesakes, and Description.
Name: This shows you each given name in the list, spelled clearly so you can compare your options and find one that feels right.
Gender: This tells you whether a name is traditionally used for boys, girls, or both, helping you narrow your search quickly.
Origin: This points to the language or culture a name comes from, so you can sense its background and heritage at a glance.
Meaning: This explains what each name actually means, letting you choose one whose message matches the feeling or value you want to express.
Famous Namesakes: This lists well-known people or characters who share the name, giving you a sense of its personality and cultural connections.
Description: This offers a short, friendly summary of each name’s style and charm, so you can quickly judge whether it suits you.
English names
| Name | Gender | Origin | Meaning | Famous Namesakes |
|---|---|---|---|---|
| Oliver | Male | English/Latin | Olive tree or descendant of the ancestor | Oliver Cromwell, Oliver Twist |
| Olivia | Female | English/Latin | Olive tree | Olivia Colman, Olivia Newton-John |
| Owen | Male | English/Welsh | Young warrior or noble | Owen Wilson, Wilfred Owen |
| Oscar | Male | English/Irish | Deer-lover or friend of deer | Oscar Wilde, Oscar Hammerstein |
| Olive | Female | English/Latin | Olive tree, symbol of peace | Olive Oyl, Olive Thomas |
| Otis | Male | English | Wealthy or son of Otto | Otis Redding, Otis Williams |
| Ophelia | Female | English/Greek | Help or aid | Ophelia (Hamlet), Ophelia Lovibond |
| Orla | Female | English/Irish | Golden princess | Orla Brady, Orla Kiely |
| Orson | Male | English/Latin | Bear cub | Orson Welles, Orson Scott Card |
| Octavia | Female | English/Latin | Eighth | Octavia Spencer, Octavia Butler |
| Odette | Female | English/French | Wealthy or fragrant | Odette (Swan Lake), Odette Annable |
| Olwen | Female | English/Welsh | White footprint | Olwen (Welsh legend) |
| Orla | Female | English/Irish | Golden lady | Orla Gartland |
| Olga | Female | English/Russian | Holy or blessed | Olga Korbut, Saint Olga |
| Orla | Female | English/Irish | Golden princess | Orla Guerin |
| Ottilie | Female | English/German | Prosperous in battle | Ottilie Patterson |
| Orville | Male | English/French | Golden town | Orville Wright, Orville Redenbacher |
| Osborne | Male | English | Divine bear or god-warrior | Ozzy Osbourne (surname) |
| Osgood | Male | English | God-Goth or divine good | Osgood Perkins |
| Oswald | Male | English | Divine power or god’s rule | Saint Oswald, Lee Harvey Oswald |
| Oswin | Male | English | Divine friend or god’s friend | King Oswin of Deira |
| Osric | Male | English | Divine ruler | Osric (Hamlet) |
| Odell | Male | English | Woad hill | Odell Beckham Jr. |
| Onslow | Male | English | Hill of the zealous one | Onslow (Keeping Up Appearances) |
| Ottoline | Female | English | Prosperous in battle | Lady Ottoline Morrell |
| Oona | Female | English/Irish | Unity or lamb | Oona Chaplin, Oona O’Neill |
| Orlando | Male | English/Italian | Famous throughout the land | Orlando Bloom, Orlando Gibbons |
| Oberon | Male | English | Noble or bear-like | Oberon (A Midsummer Night’s Dream) |
| Olympia | Female | English/Greek | From Mount Olympus | Olympia Dukakis |
| Odin | Male | English/Norse | Fury or inspiration | Odin (Norse mythology) |
| Olivier | Male | English/French | Olive tree | Laurence Olivier |
| Orpha | Female | English/Hebrew | Fawn or back of the neck | Orpha (biblical) |
| Oriel | Female | English/Latin | Golden or window | Oriel College, Oxford |
| Orna | Female | English/Irish | Pale or olive-coloured | Orna (Irish use) |
| Olwyn | Female | English/Welsh | White footprint | Olwyn Hughes |
| Onora | Female | English/Irish | Honour | Onora O’Neill |
| Orrin | Male | English | Mountain or river | Orrin Hatch |
| Osmond | Male | English | Divine protection | Osmond family (The Osmonds) |
| Otto | Male | English/German | Wealthy or prosperous | Otto von Bismarck, Otto Frank |
| Olin | Male | English | Holly or ancestor’s relic | Olin Howland |
| Oddny | Female | English/Norse | New point or fresh sword | Oddny (Norse use) |
| Orinthia | Female | English | Possibly bird-like | Orinthia (Shaw’s play) |
| Osanna | Female | English | Save or praise | Osanna (medieval England) |
| Olivette | Female | English/French | Little olive | Olivette (operetta) |
| Orlanda | Female | English | Famous throughout the land | Orlanda (literary use) |
| Oriana | Female | English/Latin | Dawn or golden | Oriana Fallaci, Queen Oriana (Amadis) |
| Osbert | Male | English | Divine and bright | Osbert Sitwell |
| Owena | Female | English/Welsh | Young warrior, noble | Owena (Welsh use) |
| Ozzie | Male | English | Divine power (diminutive) | Ozzie Smith |
| Orsola | Female | English/Italian | Little bear | Orsola (Italian-English use) |
| Odelia | Female | English/Hebrew | I will praise God | Odelia (modern use) |
| Olympe | Female | English/French | From Mount Olympus | Olympe de Gouges |
| Orfeo | Male | English/Italian | Beautiful voice | Orfeo (opera) |
| Octavius | Male | English/Latin | Eighth | Octavius (Roman emperor Augustus) |
| Ossian | Male | English/Scottish | Little deer | Ossian (Gaelic poet) |
| Odelyn | Female | English | Little wealthy one | Odelyn (rare use) |
| Orabel | Female | English | Golden beauty | Orabel (medieval England) |
| Orlina | Female | English | Golden | Orlina (rare use) |
| Ottaline | Female | English | Prosperous in battle | Ottaline (variant) |