| Language | Name | Code |
|---|---|---|
| Afrikaans | Waterford | af |
| Arabic | وترفورد | ar |
| arz | وترفورد | arz |
| Asturian | Waterford | ast |
| Bavarian | Waterford | bar |
| Belarusian | Уотэрфард | be |
| be-tarask | Ўотэрфард | be-tarask |
| Bulgarian | Уотърфорд | bg |
| bjn | Waterford | bjn |
| Bengali | ওয়াটারফোর্ড | bn |
| Breton | Port Láirge | br |
| Catalan | Waterford | ca |
| Cebuano | Waterford (kapital sa kondado) | ceb |
| Czech | Waterford | cs |
| Welsh | Port Láirge | cy |
| Danish | Waterford | da |
| German | Waterford | de |
| diq | Waterford | diq |
| dtp | Waterford | dtp |
| Modern Greek (1453-) | Γουότερφορντ | el |
| English | Waterford | en |
| en-ca | Waterford | en-ca |
| en-gb | Waterford | en-gb |
| en-us | Waterford | en-us |
| Esperanto | Waterford | eo |
| Spanish | Waterford | es |
| Estonian | Waterford | et |
| Basque | Waterford | eu |
| Persian | واترفورد | fa |
| Finnish | Waterford | fi |
| Faroese | Waterford | fo |
| French | Waterford | fr |
| frr | Waterford | frr |
| Western Frisian | Waterford | fy |
| Irish | Port Láirge | ga |
| Scottish Gaelic | Port Láirge | gd |
| Galician | Waterford - Port Láirge | gl |
| Gujarati | વોટરફોર્ડ | gu |
| Manx | Purt Largey | gv |
| Hausa | Waterford | ha |
| Hebrew | ווטרפורד | he |
| Hindi | वाटरफोर्ड | hi |
| Croatian | Waterford | hr |
| Hungarian | Waterford | hu |
| Armenian | Ուոթերֆորդ | hy |
| iba | Waterford | iba |
| Indonesian | Waterford | id |
| Interlingue | Waterford | ie |
| Icelandic | Waterford | is |
| Italian | Waterford | it |
| Japanese | ウォーターフォード | ja |
| Georgian | უოტერფორდი | ka |
| kcg | Waterford | kcg |
| Kannada | ವಾಟರ್ ಫೋರ್ಡ್ | kn |
| Korean | 워터퍼드 | ko |
| Kurdish | County Waterford | ku |
| Latin | Guaterfordia | la |
| lmo | Waterford | lmo |
| Lithuanian | Voterfordas | lt |
| Latvian | Voterforda | lv |
| mdf | Вотэрфорд | mdf |
| Marathi | वॉटरफोर्ड | mr |
| Malay (macrolanguage) | Waterford | ms |
| Norwegian Bokmål | Waterford | nb |
| Dutch | Waterford | nl |
| Norwegian Nynorsk | Waterford | nn |
| Polish | Waterford | pl |
| pms | Waterford | pms |
| Portuguese | Waterford | pt |
| pt-br | Waterford | pt-br |
| Russian | Уотерфорд | ru |
| Scots | Waterford | sco |
| sh | Waterford | sh |
| Sinhala | වොටර්ෆොර්ඩ් | si |
| Slovak | Waterford | sk |
| Slovenian | Waterford | sl |
| smn | Waterford | smn |
| Serbian | Вотерфорд | sr |
| sr-ec | Вотерфорд | sr-ec |
| sr-el | Voterford | sr-el |
| Swedish | Waterford | sv |
| Swahili (macrolanguage) | Waterford | sw |
| szl | Waterford | szl |
| Tamil | வாட்டர்போர்ட் | ta |
| Telugu | వాటర్ఫర్డ్ | te |
| Thai | วอเตอร์ฟอร์ด | th |
| Tagalog | Waterford | tl |
| Turkish | Waterford | tr |
| Tatar | Вотерфорд | tt |
| Ukrainian | Вотерфорд | uk |
| Urdu | واٹرفرڈ | ur |
| Vietnamese | Waterford | vi |
| Volapük | Port Láirge | vo |
| Wu Chinese | 沃特福德 | wuu |
| xmf | უოტერფორდი | xmf |
| Chinese | 沃特福德 | zh |
| zh-cn | 沃特福德 | zh-cn |
| zh-hans | 沃特福德 | zh-hans |
| zh-hant | 瓦特福 | zh-hant |
| zh-hk | 瓦特福 | zh-hk |
| zh-sg | 沃特福德 | zh-sg |
| zh-tw | 瓦特福 | zh-tw |