- Albanian: Liqeni Kaspik m
- Arabic: بَحْر قَزْوِين m (baḥr qazwīn)
- Armenian: Կասպից ծով (Kaspicʿ cov)
- Azerbaijani: Xəzər dənizi (az)
- Bashkir: Каспий диңгеҙе (Kaspiy diñgeðe)
- Belarusian: Каспі́йскае мо́ра n (Kaspíjskaje móra)
- Bulgarian: Каспи́йско мо́ре n (Kaspíjsko móre)
- Catalan: Mar Càspia
- Chechen: Таркхойн хӏорд (Tarqojn hord), Каспийски хӏорд (Kaspīski hord)
- Chinese:
- Mandarin: 裏海 (zh), 里海 (zh) (Lǐ hǎi)
- Czech: Kaspické moře (cs) n
- Danish: Kaspiske Hav n
- Dutch: Kaspische Zee (nl) c
- Esperanto: Kaspia Maro
- Estonian: Kaspia meri
- Faroese:
- Finnish:
- French:
- Galician:
- Georgian:
- German:
- Greek:
- Hebrew:
- Hindi:
- Hungarian:
- Icelandic:
- Indonesian:
- Irish:
- Italian:
- Japanese:
- Kalmyk:
- Kazakh: ,
- Korean:
- Kurdish:
- Sorani:
- Kyrgyz:
- Latin:
- Latvian:
- Lithuanian:
- Macedonian:
- Maltese:
- Manx:
- Marathi:
- Mongolian:
- Navajo:
- Norwegian:
- Ossetian:
- Persian: , ,
- Polish:
- Portuguese:
- Romanian:
- Russian:
- Serbo-Croatian:
- Cyrillic:
- Roman:
- Slovak:
- Slovene:
- Spanish:
- Swedish:
- Tajik:
- Tatar:
- Turkish:
- Turkmen: Hazar deňizi
- Ukrainian: Каспі́йське мо́ре n (Kaspíjsʹke móre)
- Uyghur: ھازار دېڭىزى (hazar dëngizi)
- Uzbek: Kaspiy dengizi
- Vietnamese: Biển Caspi
- West Frisian: Kaspyske See
- Yiddish: קאספּישער ים (kaspisher yam), כאזאר ים (khazar yam)
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