| oliva | olive |
| Oliveira da Figueira | Minor characters in The Adventures of Tintin |
| Oliveira de Azeméis | Oliveira de Azeméis |
| Oliveira de Frades | Oliveira de Frades |
| Oliveira do Hospital | Oliveira do Hospital |
| Olivenza | Olivenza |
| Oliver Atton | Tsubasa Ozora |
| Oliver Bierhoff | Oliver Bierhoff |
| Oliver Cromwell | Oliver Cromwell |
| Oliver Hardy | Oliver Hardy |
| Oliver Heaviside | Oliver Heaviside |
| Oliver Hirschbiegel | Oliver Hirschbiegel |
| Oliver Joseph Lodge | Oliver Joseph Lodge |
| Oliver Kahn | Oliver Kahn |
| Oliver Neuville | Oliver Neuville |
| Oliver Norvelle Hardy | Oliver Norvelle Hardy |
| Oliver Riedel | Oliver Riedel |
| Oliver Sacks | Oliver Sacks |
| Oliver Smithies | Oliver Smithies |
| Oliver Stone | Oliver Stone |
| Oliver Tambo | Oliver Tambo |
| Oliver Twist | Oliver Twist |
| Oliverio Rincón | Oliverio Rincón |
| Oliverio van Noort | Olivier van Noort |
| Olivia | Olivia Lufkin |
| Olivia de Havilland | Olivia de Havilland |
| Olivia Lewis | Olivia Lewis |
| Olivia Newton-John | Olivia Newton-John |
| Olivia Trinidad Arias | Olivia Trinidad Arias |
| Olivier Besancenot | Olivier Besancenot |
| Olivier de la Marche | Olivier de la Marche |
| Olivier Grouillard | Olivier Grouillard |
| Olivier Messiaen | Olivier Messiaen |
| Olivier Panis | Olivier Panis |
| Olivino | Olivine |
| olivo | olive tree |
| olla | jug |
| Olla a presión | Pressure cooking |
| Olla a vapor | Pressure cooking |
| olla de presión | pressure cooker |
| Olla redonda con dos manijas | Pan |
| Ollantaytambo | Ollantaytambo |
| ollao reforzado | grommet |
| Ollersdorf im Burgenland | Ollersdorf im Burgenland |
| Olli Rehn | Olli Rehn |
| Ollie Johnston | Ollie Johnston |
| Ollon | Ollon |
| Olmeca | Olmec |
| olmo | elm |
| olmo chino | zelkova |
| olmo escocés | witch hazel |
| Olof Palme | Olof Palme |
| Olof Rudbeck el Joven | Olof Rudbeck the Younger |
| Olof Vilhelm Arrhenius | Olof Vilhelm Arrhenius |
| Oloide | Oloid |
| Olojamiento | Apartment |
| Olokun | Olokun |
| Olomouc | Olomouc |
| olor | aroma |
| olor a | smell of |
| olor feo | bad smell |
| olor fuerte | tang |
| oloroso | redolent |
| Olorvisión | Smell-O-Vision |
| olote | corncob |
| Olsen Brothers | Olsen Brothers |
| Olsztyn | Olsztyn |
| Olt | Olt County |
| Olten | Olten |
| Oltenia | Oltenia |
| Oltingen | Oltingen |
| Oltradige-Bassa Atesina | Überetsch-Unterland |
| Olusegun Obasanjo | Olusegun Obasanjo |
| Olve Eikemo | Abbath Doom Occulta |
| olvidable | forgettable |
| olvidadiza | forgetful |
| olvidadizo | oblivious |
| olvidado | oblivious |
| olvidar | unlearn |
