| Language | Name | Code |
|---|---|---|
| Arabic | راتنابورا | ar |
| arz | راتنابورا | arz |
| Bengali | রত্নাপুরা | bn |
| Catalan | Ratnapura | ca |
| Cebuano | Ratnapura (kapital sa lalawigan sa Sri Lanka) | ceb |
| Welsh | Ratnapura | cy |
| Danish | Ratnapura | da |
| German | Ratnapura | de |
| Modern Greek (1453-) | Ρατναπούρα | el |
| English | Ratnapura | en |
| Spanish | Ratnapura | es |
| Persian | راتناپورا | fa |
| Finnish | Ratnapura | fi |
| French | Ratnapura | fr |
| Irish | Ratnapura | ga |
| Gujarati | રત્નાપુરા | gu |
| Hebrew | רטנהפורה | he |
| Hindi | रत्नापुरा | hi |
| Indonesian | Ratnapura | id |
| Italian | Ratnapura | it |
| Japanese | ラトゥナプラ | ja |
| Georgian | რატნაპურა | ka |
| Kannada | ರತ್ನಾಪುರ | kn |
| Korean | 라트나푸라 | ko |
| Lithuanian | Ratnapura | lt |
| Latvian | Ratnapura | lv |
| Malayalam | രത്നപുര | ml |
| Marathi | रत्नापूरा | mr |
| Malay (macrolanguage) | Ratnapura | ms |
| Norwegian Bokmål | Ratnapura | nb |
| Nepali (macrolanguage) | रत्नपुरा | ne |
| Dutch | Ratnapura | nl |
| Polish | Ratnapura | pl |
| Portuguese | Ratnapura | pt |
| Russian | Ратнапура | ru |
| Sinhala | රත්නපුර | si |
| Slovenian | Ratnapura | sl |
| Swedish | Ratnapura | sv |
| szl | Ratnapura | szl |
| Tamil | இரத்தினபுரி | ta |
| Telugu | రత్నపుర | te |
| Thai | รัตนปุระ | th |
| Turkish | Ratnapura | tr |
| Ukrainian | Ратнапура | uk |
| Urdu | رتناپورہ | ur |
| vep | Ratnapur | vep |
| Vietnamese | Ratnapura | vi |
| xmf | რატნაპურა | xmf |
| Chinese | 拉特納普勒 | zh |
| zh-hans | 拉特纳普勒 | zh-hans |