- Afrikaans: Oos-Chinese See
- Albanian: Deti i Kinës Lindore
- Amharic: ምሥራቅ ቻይና ባሕር (məśraḳ čayna baḥr)
- Arabic: بَحْر الصِّين الشَّرْقِيّ m (baḥr aṣ-ṣīn aš-šarqiyy)
- Armenian: Արևելաչինական ծով (hy) (Arewelačʻinakan cov)
- Azerbaijani: Şərqi Çin dənizi
- Basque: Ekialdeko Txinako itsasoa
- Belarusian: Усхо́дне-Кіта́йскае мора n (Usxódnje-Kitájskaje móra)
- Bengali: পূর্ব চীন সাগর (purbo cin śagor)
- Breton: Mor Reter Sina m
- Bulgarian: Източнокитайско море n (Iztočnokitajsko more)
- Burmese: အရှေ့တရုတ်ပင်လယ် (a.hre.ta.rutpanglai)
- Catalan: mar de la Xina Oriental f
- Chinese:
- Cantonese: 東海 / 东海 (dung1 hoi2)
- Mandarin: 東海 / 东海 (zh) (Dōnghǎi), 東中國海 / 东中国海 (zh) (Dōng Zhōngguó Hǎi) (uncommon)
- Czech: Východočínské moře n
- Danish: Østkinesiske Hav n
- Dutch: Oost-Chinese Zee
- Esperanto: Orientĉina maro
- Estonian: Ida-Hiina meri
- Finnish: Itä-Kiinanmeri, Itä-Kiinan meri (fi)
- French: mer de Chine orientale (fr) f
- Galician: mar da China Oriental m
- Georgian: აღმოსავლეთ ჩინეთის ზღვა (aɣmosavlet činetis zɣva)
- German: Ostchinesisches Meer (de) n
- Greek: Θάλασσα της Ανατολικής Κίνας f (Thálassa tis Anatolikís Kínas)
- Hebrew: ים סין המזרחי m (yám sin ha-mizrakhí)
- Hindi: पूर्वी चीन सागर (pūrvī cīn sāgar)
- Hungarian: Kelet-kínai-tenger (hu)
- Icelandic: Austur-Kínahaf n
- Indonesian: Laut Tiongkok Timur
- Irish: Muir na Síne Thoir f
- Italian: Mar Cinese Orientale m
- Japanese: 東シナ海 (ja) (ひがしシナかい, Higashi Shina-kai), 東支那海 (ja) (ひがしシナかい, Higashi Shina-kai)
- Kazakh: Шығыс Қытай теңізі (Şyğys Qytai teñızı)
- Khmer: សមុទ្រចិនខាងកើត (sɑɑmutrɔɔcənkhaangkaət)
- Korean: 동중국해(東中國海) (ko) (Dongjunggukhae)
- Lao: ທະເລຈີນຕາເວັນອອກ (tha lē chīn tā wen ʼǭk)
- Latvian: Austrumķīnas jūra f
- Lithuanian: Rytų Kinijos jūra f
- Macedonian: Источнокинеско Море n (Istočnokinesko More)
- Malay: Laut China Timur
- Malayalam: കിഴക്കൻ ചൈനാക്കടൽ (kiḻakkaṉ cainākkaṭal)
- Maltese: Baħar Ċiniż Lvant m
- Marathi: पूर्व चीन समुद्र (pūrva cīn samudra)
- Navajo: Tónteel náátsʼósí
- Norwegian:
- Bokmål: Øst-Kina-havet n
- Nynorsk: Austkinahavet n
- Persian: دریای چین شرقی (daryâ-ye čin šarqi)
- Polish: Morze Wschodniochińskie (pl) n
- Portuguese: Mar da China Oriental m
- Punjabi: ਪੂਰਬੀ ਚੀਨ ਸਮੁੰਦਰ (pūrbī cīn samundar)
- Romanian: Marea Chinei de Est
- Russian: Восто́чно-Кита́йское мо́ре n (Vostóčno-Kitájskoje móre)
- Scots: East Cheenae Sea
- Serbo-Croatian:
- Cyrillic: Источнокинеско море n
- Roman: Istočnokinesko more n
- Slovak: Východočínské more n
- Slovene: Vzhodnokitajsko morje n
- Spanish: mar de China Oriental m
- Swedish: Östkinesiska havet n
- Tajik: Баҳри Шарқи Хитой (Bahr-i Šarq-i Xitoy)
- Tamil: கிழக்கு சீனக்கடல் (kiḻakku cīṉakkaṭal)
- Telugu: తూర్పు చైనా సముద్రం (tūrpu cainā samudraṁ)
- Thai: ทะเลจีนตะวันออก (tá-lee-jiin-dtà-wan-ɔ̀ɔk)
- Turkish: Doğu Çin Denizi (tr)
- Ukrainian: Східнокитайське море n (Sxidnokytajsʹke more)
- Uzbek: Sharqiy Xitoy dengizi
- Vietnamese: Biển Hoa Đông, Đông Hải (vi) (東海)
- Welsh: Môr Dwyrain Tsieina m
- West Frisian: Eastsineeske See
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