| English | eng-000 |
| Ottawa | |
| Alənɑpɑtəwewɑkan | aaq-000 | wətawαwαtəwéwαkan |
| Aln8ba8dwaw8gan | abe-000 | Ottawa |
| Afrikaans | afr-000 | Ottawa |
| አማርኛ | amh-000 | ኦታዋ |
| العربية | arb-000 | أوتاوا |
| العربية | arb-000 | أوتوا |
| العربية | arb-000 | أُوتَاوَا |
| العربية | arb-000 | اوتاوا |
| العربية | arb-000 | عاصِمة كندا |
| ISO 639-3 | art-001 | otw |
| Toki Pona | art-007 | ma tomo Alawa |
| Universal Networking Language | art-253 | ottawa(icl>algonquian>thing) |
| Universal Networking Language | art-253 | ottawa(iof>national_capital>thing) |
| Universal Networking Language | art-253 | ottawa(iof>river>thing,equ>outaouais) |
| ISO 639-3 Inverted Names | art-291 | Ottawa |
| Glottolog Languoid Names | art-326 | Ottawa |
| Glottocode | art-327 | otta1242 |
| Glottolog Primary Key | art-328 | 23878 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1532 |
| беларуская | bel-000 | Ата́ва |
| беларуская | bel-000 | Атава |
| беларуская | bel-000 | Горад Атава |
| тарашкевіца | bel-001 | Атава |
| বাংলা | ben-000 | অটোয়া |
| བོད་སྐད་ | bod-000 | ཨོ་ཏ་ཝ |
| bosanski | bos-000 | Ottawa |
| български | bul-000 | Ота́ва |
| български | bul-000 | Отава |
| català | cat-000 | Ottawa |
| català | cat-000 | capital de Canadà |
| čeština | ces-000 | Ottawa |
| čeština | ces-000 | okres v USA |
| 普通话 | cmn-000 | 渥太华 |
| 國語 | cmn-001 | 渥太華 |
| ᐄᓅᐊᔨᒧᐧᐃᓐ | crj-000 | ᐅᑐᐧᐋ |
| Iynu-Ayamûn | crj-001 | utuwaa |
| Cymraeg | cym-000 | Ottawa |
| dansk | dan-000 | Ottawa |
| Deutsch | deu-000 | Ottawa |
| eesti | ekk-000 | Ottawa |
| ελληνικά | ell-000 | Οτάβα |
| ελληνικά | ell-000 | Οττάβα |
| English | eng-000 | Canadian capital |
| English | eng-000 | Odawa |
| English | eng-000 | Ottawa river |
| English | eng-000 | Outaouais |
| English | eng-000 | capital of Canada |
| Esperanto | epo-000 | Otavo |
| Esperanto | epo-000 | Otavoj |
| euskara | eus-000 | Ottawa |
| suomi | fin-000 | Kanadan pääkaupunki |
| suomi | fin-000 | Ottawa |
| suomi | fin-000 | Ottawa-intiaanit |
| suomi | fin-000 | Ottawajoki |
| suomi | fin-000 | ottawa |
| français | fra-000 | Ottawa |
| français | fra-000 | Outaouais |
| français | fra-000 | ottawa |
| lenga arpitana | frp-000 | Ottawa |
| Frysk | fry-000 | Ottawa |
| Gàidhlig | gla-000 | Ottawa |
| galego | glg-000 | Otava |
| galego | glg-000 | Otava - Ottawa |
| kreyòl ayisyen | hat-000 | Otawa |
| Srpskohrvatski | hbs-001 | Ottawa |
| עברית | heb-000 | אוטווה |
| हिन्दी | hin-000 | ओटावा |
| hrvatski | hrv-000 | Ottawa |
| hrvatski | hrv-000 | Ottawa Indijanci |
| hrvatski | hrv-000 | otava |
| magyar | hun-000 | Otavák |
| magyar | hun-000 | Ottawa |
| արևելահայերեն | hye-000 | Օտավա |
| արևելահայերեն | hye-000 | Օտտավա |
| Ido | ido-000 | Ottawa |
| ᐃᓄᒃᑎᑐᑦ | iku-000 | ᐊᑐᕚ/atavaa |
| ᐃᓄᒃᑎᑐᑦ | iku-000 | ᐊᑦᑖᕙ |
| bahasa Indonesia | ind-000 | Ottawa |
| íslenska | isl-000 | Ottawa |
| italiano | ita-000 | Odawa |
| italiano | ita-000 | Ottawa |
| 日本語 | jpn-000 | オタワ |
| ქართული | kat-000 | ოტავა |
| Kurmancî | kmr-000 | Ottawa |
| 한국어 | kor-000 | 오타와 |
| latine | lat-000 | Ottava |
| lingála | lin-000 | Ottawa |
| lietuvių | lit-000 | Otava |
| lengua lumbarda | lmo-000 | Ottawa |
| latviešu | lvs-000 | Otava |
| मराठी | mar-000 | ओटावा |
| македонски | mkd-000 | Ота́ва |
| македонски | mkd-000 | Отава |
| Malti | mlt-000 | Ottawa |
| Bân-lâm-gú | nan-005 | Ottawa |
| Nederlands | nld-000 | Odaawaag |
| Nederlands | nld-000 | Ottawa |
| nynorsk | nno-000 | Ottawa |
| bokmål | nob-000 | Ottawa |
| Novial | nov-000 | Ottawa |
| occitan | oci-000 | Ottawa |
| Nishnaabemwin | ojg-000 | Nishnaabemwin (Daawaamwin) |
| ᐊᓂᔑᓇᐯ | ojs-001 | ᐅᑖᐙ |
| ਪੰਜਾਬੀ | pan-000 | ਓਟਾਵਾ |
| فارسی | pes-000 | اتاوا |
| lenga piemontèisa | pms-000 | Ottawa |
| polski | pol-000 | Ottawa |
| polski | pol-000 | Ottawowie |
| português | por-000 | Otava |
| português | por-000 | Ottawa |
| português | por-000 | Outaouais |
| Bodéwadmimwen | pot-000 | wdawa |
| Runa Simi | que-000 | Ottawa |
| română | ron-000 | Ottawa |
| русский | rus-000 | Отта́ва |
| русский | rus-000 | Оттава |
| русский | rus-000 | индеец оттава |
| русский | rus-000 | оттава |
| русский | rus-000 | язык оттава |
| russkij | rus-001 | Ottáva |
| slovenčina | slk-000 | Ottawa |
| slovenščina | slv-000 | Ottawa |
| español | spa-000 | Ottawa |
| español | spa-000 | oyibua odahua |
| српски | srp-000 | Отава |
| svenska | swe-000 | Ottawa |
| Kiswahili | swh-000 | Ottawa |
| தமிழ் | tam-000 | ஒட்டாவா |
| తెలుగు | tel-000 | ఒట్టావా |
| Tagalog | tgl-000 | Ottawa |
| ภาษาไทย | tha-000 | กรุงออตตาวา |
| ภาษาไทย | tha-000 | คนอเมริกาเหนือ |
| ภาษาไทย | tha-000 | ชาวออตตวา |
| ภาษาไทย | tha-000 | ออตตาวา |
| ภาษาไทย | tha-000 | เมืองหลวงประเทศแคนาดา |
| ภาษาไทย | tha-000 | แม่น้ำออตตาวา |
| Türkçe | tur-000 | Ottawa |
| Talossan | tzl-000 | Utaval |
| українська | ukr-000 | Отта́ва |
| українська | ukr-000 | Оттава |
| tiếng Việt | vie-000 | Ottawa |
| Volapük | vol-000 | Ottawa |
| ייִדיש | ydd-000 | אטאווא |
| 廣東話 | yue-000 | 渥太華 |
| Bahasa Malaysia | zsm-000 | Ottawa |