- Abenaki: pitôlo
- Abkhaz: алым (aləm)
- Adyghe: аслъан (aslˢan)
- Afar: lubaka, lubak
- Afrikaans: leeu (af)
- Akan: gyata n
- Akkadian: 𒆷𒁍𒌝 m (lābum), 𒌨𒈤 m (nēšum)
- Albanian: luan (sq) m
- Amharic: አንበሳ m (ʾänbäsa)
- Arabic: أَسَد (ar) m (ʔasad), لَيْث m (layṯ)
- Egyptian Arabic: أسَد m (ʔásad), سبع m (sabʕ)
- Hijazi Arabic: أسد m (ʔasad)
- Moroccan Arabic: سبع m (sbaʕ)
- South Levantine Arabic: أسَد m (ʔásad), سبع m (sabʕ)
- Aragonese: lión m
- Aramaic:
- Classical Syriac: ܐܪܝܐ m (ʾaryā)
- Jewish Aramaic: אַרְיָא m (ʾaryā)
- Armenian: առյուծ (hy) (aṙyuc)
- Old Armenian: առիւծ (aṙiwc)
- Aromanian: ljundar m, aslan m
- Assamese: সিংহ (xiṅho)
- Asturian: lleón (ast) m, llión
- Avar: гъалбацӏ (ğalbacʼ)
- Azerbaijani: aslan (az), şir (az)
- Baiso: luban
- Bashkir: арыҫлан (arıślan)
- Basque: lehoi (eu)
- Bau Bidayuh: singa
- Belanda Bor: ꞌdübor
- Belarusian: леў m (ljeŭ)
- Bengali: সিংহ (bn) (śiṅho), শের (bn) (śer)
- Bongo: kpülï
- Bouyei: jizlanz, siyzij
- Brunei Malay: singa
- Bulgarian: лъв (bg) m (lǎv)
- Burmese: ခြင်္သေ့ (my) (hkrangse.), သီဟ (my) (siha.)
- Buryat: арсалан (arsalan)
- Carpathian Rusyn: лев m (lev)
- Catalan: lleó (ca) m
- Cebuano: leon
- Central Atlas Tamazight: ⵉⵣⵎ (izm), ⴰⵢⵔⴰⴷ (ayrad)
- Central Huishui Hmong: tsov ntxhuav
- Central Melanau: singa
- Chagatai: ارسلان
- Chechen: лом (lom)
- Cherokee: ᏝᏓᏥ (tladatsi), ᎲᏓᏱ (hvdayi), ᏢᏓᏥ ᎤᏍᏆᎴᏂ (tlvdatsi usqualeni)
- Chichewa: mkango
- Chinese:
- Cantonese: 獅子 / 狮子 (si1 zi2)
- Dungan: сызы (sɨzɨ)
- Eastern Min: 獅 / 狮 (săi)
- Gan: 獅子 / 狮子 (si1 zi)
- Hakka: 獅仔 / 狮仔 (sṳ̂-é)
- Hokkien: 獅 / 狮 (zh-min-nan) (sai / su / sir), 獅仔 / 狮仔 (sai-á) (Xiamen Hokkien)
- Jin: 獅子 / 狮子 (si1 zeh)
- Mandarin: 獅子 / 狮子 (zh) (shīzi), 獅 / 狮 (zh) (shī)
- Northern Min: 獅子 / 狮子 (sú-cǔ)
- Wu: 獅子 / 狮子 (1sy-tsy)
- Xiang: 獅子 / 狮子 (sr1 zr)
- Chuvash: арӑслан (arăslan)
- Coptic:
- (Sahidic): ⲙⲟⲩⲓ m (moui), ⲙⲟⲩⲉⲓ m (mouei), ⲗⲉⲱⲛ m (leōn)
- (Bohairic): ⲙⲟⲩⲓ m (moui), ⲗⲁⲃⲟ m (labo), ⲃⲉⲗⲑⲱⲛ m (belthōn), ⲙⲱⲟⲩⲓ m pl (mōoui)
- Cornish: lew m, lion (kw)
- Corsican: lionu (co) m
- Crimean Tatar: arslan
- Czech: lev (cs) m
- Danish: løve (da) c, løvinde (da) c (female)
- Dazaga: dugulí
- Dinka: kör
- Dirasha: karma
- Dongolawi: (please verify) ايرجيل (errigeel)
- Dutch: leeuw (nl) m
- Dzongkha: སེངགེ (sengge)
- Eastern Mari: арыслан (aryslan)
- Egyptian: (mꜣj m)
- Elfdalian: läjon n
- Erzya: арыслан (arislan)
- Esperanto: leono (eo), virleono (male), leonino (eo) (female)
- Estonian: lõvi (et)
- Etruscan: 𐌋𐌄𐌖 (leu)
- Ewe: dzata n
- Faroese: leyva f, ljón n, løva f
- Finnish: leijona (fi)
- French: lion (fr) m, lionne (fr) f
- Galician: león (gl) m
- Georgian: ლომი (lomi)
- German: Löwe (de) m, Leu (de) m (poetic), Löwchen n (diminutive, also dog breed), Löwlein n (diminutive), Löwin (de) f (female)
- Middle High German: lewe m, lebe m, löuwe m, leu m (poetic), lewinne f, löuwinne f, leuinne f, lewelîn n (diminutive), löuwelîn n (diminutive)
- Old High German: lewo m, leo m
- Gondi: చిహొ (ciho)
- Gothic: 𐌻𐌰𐌹𐍅𐌰 m (laiwa)
- Greek: λιοντάρι (el) n (liontári)
- Ancient: λέων m (léōn)
- Greenlandic: løveq (kl)
- Gujarati: સિંહ m (sĩh)
- Gwere: mpologoma
- Hadza: seseme
- Haitian Creole: lyon
- Hausa: zaki
- Hawaiian: liona
- Hebrew: אַרְיֵה (he) m (aryé), ארי (he) m (ari), לביא (he) m (lavi), כפיר (he) m (kfir) (cub)
- Hindi: सिंह (hi) m (sĩh), शेर (hi) m (śer), सिंघ (hi) m (siṅgh), बबर (hi) m (babar), बबर-शेर m (babar-śer), केहर (hi) m (kehar)
- Hungarian: oroszlán (hu)
- Icelandic: ljón (is) n
- Ido: leono (io), leonulo (io) (male), leonino (io) (female)
- Igbo: ọdụm
- Indonesian: singa (id)
- Ingrian: leva
- Ingush: лом (lom)
- Interlingua: leon
- Irish: leon (ga) m
- Italian: leone (it) m
- Japanese: ライオン (ja) (raion), 獅子 (ja) (しし, shishi)
- Javanese: singa (jv)
- Jingpho: hkanghkyi
- Kabyle: izem m
- Kakabe: píyon
- Kalmyk: арслң (arslñ)
- Kannada: ಸಿಂಹ (kn) (siṃha)
- Kaonde: bokwe
- Kapampangan: leon
- Kashmiri: پادَر سٕہہ (pādar sụh), شیرِ بَبَر (śēri babar)
- Kazakh: арыстан (arystan)
- Khmer: សឹង្ហ (səng), តោ (km) (tao), សីហៈ (km) (səyhaʼ)
- Khoekhoe: xammi m
- Kikuyu: mũrũthi
- Kimbundu: hoji
- Kituba: nkosi
- Komo: dob
- Korean: 사자(獅子) (ko) (saja)
- Kumyk: арслан (arslan)
- Kurdish:
- Central Kurdish: شێر (ckb) (şêr)
- Laki: شێر (ku) (şêr)
- Northern Kurdish: şêr (ku)
- Southern Kurdish: شێر (ku) (şêr)
- Kwama: tishal
- Kyrgyz: арстан (ky) (arstan)
- Lao: ສິງ (lo) (sing), ສິງໂຕ (sing tō)
- Latgalian: ļovs m
- Latin: leō (la) m
- Latvian: lauva (lv) m or f
- Lezgi: аслан (aslan)
- Ligurian: lión
- Limburgish: lieëf (li)
- Lithuanian: liūtas (lt) m
- Livonian: louv
- Low German:
- German Low German: Lööv m, Leuv m
- Lydian: 𐤥𐤠𐤩𐤥𐤤 (walwe)
- Lü: ᦉᦲᧂ (ṡiing), ᦉᦲᧂᦷᦑ (ṡiingto)
- Luwian: 𒌨𒈤 (walwa)
- Luxembourgish: Léiw (lb) m
- Maasai: ol-ngatuny
- Macanese: leám
- Macedonian: лав (mk) m (lav)
- Malagasy: liona (mg)
- Malay: singa (ms), asad
- Malayalam: സിംഹം (ml) (siṁhaṁ)
- Maltese: ljun m, dorbies m
- Manchu: ᠠᡵᠰᠠᠯᠠᠨ (arsalan), ᡝᡵᠰᡝᠯᡝᠨ (erselen)
- Mandinka: jatoo
- Maori: raiona (mi)
- Marathi: सिंह (mr) m (siuha)
- Masalit: amara
- Mauritian Creole: lyon
- Middle English: lyoun
- Minangkabau: singo (min)
- Mingrelian: ნჯილო (nǯilo)
- Mongolian:
- Cyrillic: арслан (mn) (arslan)
- Mongolian: ᠠᠷᠰᠯᠠᠩ (arslang)
- Mori Bawah: singa
- Nahuatl: cuāmiztli
- Navajo: náshdóítsoh bitsiijįʼ daditłʼooígíí
- Neapolitan: lione m
- Nepali: सिंह (ne) (siṅha)
- Nivkh: эдр ӈа (edr ŋa), эдр (edr), ат (at)
- Nobiin: (please verify) كو (ko)
- Nogai: арыслан (arıslan)
- Norman: lioun (France), lion (Jersey), lliaon (Guernsey), lyõ (Sark)
- North Frisian: lau
- Northern East Cree: ᒥᔑᐱᔑᐤ (mishipishiw)
- Norwegian:
- Bokmål: løve (no) m or f, løvinne (no) m or f (female)
- Nynorsk: løve f, løvinne f (female)
- Nuer: lony
- Occitan: leon (oc) m
- Odia: ସିଂହ (or) (siṁha)
- Old Church Slavonic:
- Cyrillic: львъ m (lĭvŭ)
- Old English: lēo f or m
- Old Javanese: singha
- Old Prussian: laūws
- Ossetian: цомахъ (comaq), лев (lev), домбай (dombaj)
- Ottoman Turkish: آرسلان (arslan), اسد (esed), غضنفر (gazanfer), شیر (şîr)
- Pali: sīha m
- Pannonian Rusyn: лєв m (ljev)
- Papiamentu: leon
- Pashto: زمری (ps) m (zmaráy), مزری m (mazráy), غضنفر m (ǧazanfár)
- Persian:
- Dari: شیر (fa) (šēr)
- Iranian Persian: شیر (fa) (šir)
- Piedmontese: leon m
- Plautdietsch: Leiw m
- Polish: lew (pl) m
- Portuguese: leão (pt) m
- Punjabi:
- Gurmukhi: ਸ਼ੇਰ (pa) m (śer), ਸਿੰਘ m (siṅgh)
- Romagnol: liôn m
- Romani: arasláno m, levo
- Romanian: leu (ro) m
- Romansch: liun m
- Russian: лев (ru) m (lev), льви́ца (ru) f (lʹvíca) (female)
- Saho: lubak
- Samoan: leona
- Sangisari: شیر (šir)
- Sanskrit: केसरी (sa) m (kesarī), सिंह (sa) m (siṃha), हरि (sa) m (hari)
- Sardinian: leòne m, leone, leoni, lioni
- Scottish Gaelic: leòmhann m
- Serbo-Croatian:
- Cyrillic: ла̏в m
- Roman: lȁv m
- Shan: သၢင်ႇသီႈ (shn) (sàang sīi)
- Shona: shumba
- Sicilian: liuni (scn)
- Sindhi: شِینھُن m (šī̃hun), شِینھِڻ f (šī̃hiṇ)
- Sinhalese: සිංහයා (si) (siṁhayā)
- Slovak: lev m
- Slovene: lev (sl) m
- Somali: libaax
- Sorbian:
- Lower Sorbian: law m
- Upper Sorbian: law m
- Sotho: tau (st)
- Spanish: león (es) m
- Sranan Tongo: lew
- Sumerian: 𒊊 (pirig̃), 𒌨𒈤 (urmaḫ)
- Sundanese: singa jalu
- Swahili: simba (sw)
- Swedish: lejon (sv) n
- Tabasaran: аслан (aslan)
- Tagalog: leon
- Tajik: шер (tg) (šer)
- Tamil: சிங்கம் (ta) (ciṅkam), அரிமா (ta) (arimā)
- Tarifit: ayrad m, izm m
- Tatar: арыслан (tt) (arıslan)
- Telugu: సింహము (te) (siṁhamu), హరి (te) (hari)
- Thai: สิงโต (th) (sǐng-dtoo), ราชสีห์ (râat-chá-sǐi), สีห์ (th) (sǐi)
- Tibetan: སེང་གེ (seng ge)
- Tigrinya: ኣንበሳ (ʾanbäsa)
- Tocharian B: ṣecake
- Tooro: entale class 9
- Tswana: tau class 9/10
- Tumbuka: nkhalamu
- Turkana: engatuny
- Turkish: aslan (tr)
- Turkmen: arslan (tk), şir, ýolbars
- Udmurt: арыслан (aryslan)
- Ugaritic: 𐎍𐎁𐎜 (lbủ), 𐎀𐎗𐎆 (ảrw)
- Ukrainian: лев (uk) m (lev)
- Umbundu: hosi
- Unami: winkeòhkwèt
- Urdu: شیر (ur) m (śer), سِن٘گھ m (siṅgh), سِن٘ہ m (sĩh)
- Uyghur: ئارسلان (arslan), شىر (shir)
- Uzbek: sher (uz), arslon (uz)
- Venetan: leon m, lion (vec) m
- Vietnamese: sư tử (vi) (獅子)
- Volapük: leon (vo)
- Welsh: llew (cy)
- West Frisian: liuw (fy) c
- Western Panjabi: سنگھ (pnb) m (singh)
- Wolof: gaynde gi (wo)
- Xhosa: ingonyama
- Yakut: хахай (qaqay)
- Yanda Dogon: dùŋyàrà
- Yiddish: לייב m (leyb)
- Yoruba: kìnìún
- Zazaki: şêr (diq), aslon
- Zhuang: saeceij
- Zulu: ibhubesi (zu) class 5/6, imbube class 9/10, ingonyama class 9/10
- ǃXóõ: ǀá̰i
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