- Abkhaz: абду (abdu)
- Acehnese: syik, nek
- Adyghe: пшъашъэ (pŝaŝɛ)
- Afrikaans: oupa (af)
- Ainu: エカㇱヒ (ekashi)
- Akkadian: 𒀀𒁉 𒀀𒁉 (/ab abi/)
- Albanian: gjysh (sq), babagjysh (sq), tatëmadh (sq) m
- Aleut: latux
- Ambonese Malay: opa
- Amharic: አያት (am) (ʾäyat)
- Arabic: جَدّ (ar) (jadd)
- Egyptian Arabic: جد m (gidd)
- Hijazi Arabic: سِيد m (sīd), جَدّ m (jadd)
- Moroccan Arabic: جد (jadd), با سيد (bā sīd)
- South Levantine Arabic: جد (jidd), سيد (sīd)
- Aragonese: agüelo m
- Aramaic:
- Assyrian Neo-Aramaic: ܣܵܒ݂ܵܐ m (sāḇā)
- Classical Syriac: ܣܒܐ m (sāḇā), ܩܫܝܫܐ m (qaššīšā)
- Armenian: պապ (hy) (pap), պապիկ (hy) (papik), հավ (hy) (hav)
- Aromanian: ghiush m, tot m, pap m
- Assamese: ককা (koka)
- Asturian: güelu (ast) m
- Avar: кӏудада (kʼudada), дахӏадада (daḥʳadada)
- Azerbaijani: baba (az)
- Bashkir: олатай (olatay), ҡартатай (qartatay)
- Basque: aitona (eu), aitatxi (eu)
- Belarusian: дзед m (dzjed), дзяду́ля m (dzjadúlja)
- Bengali: ঠাকুরদা (bn) (ṭhakurda) দাদু (bn) (dadu), দাদা (bn) (dada) (paternal), নানা (nana) (maternal)
- Bikol Central: lolo (bcl)
- Breton: tad-kozh (br) m
- Bulgarian: дя́до (bg) m (djádo)
- Burmese: အဘိုး (my) (a.bhui:), (informally) ဘိုးဘိုး (my) (bhui:bhui:)
- Catalan: avi (ca) m
- Central Dusun: taki
- Central Sierra Miwok: páˑpa-
- Chamicuro: lokoko
- Cherokee: (maternal) ᎤᏚᏚ (ududu), (paternal) ᎤᏂᏏ (unisi)
- Chichewa: gogo
- Chinese:
- Cantonese: 爺爺/爷爷 (je4 je4-2) (paternal), 公公 (gung1 gung1, gung1-4 gung1) (maternal), 祖父 (zou2 fu6) (paternal), 外祖父 (ngoi6 zou2 fu6) (maternal), 外公 (ngoi6 gung1) (maternal)
- Hakka: 阿公 (â-kûng) (paternal), 姐公 (chiá-kûng) (maternal), 外阿公 (ngoi-â-kûng) (maternal)
- Hokkien: 阿公 (zh-min-nan) (a-kong), 俺公 (án-kong) (paternal), 外公 (guā-kong) (maternal), 火烌公 (hóe-hu-kong, hé-hu-kong) (maternal), 內公/内公 (lāi-kong) (paternal, indirect)
- Mandarin: 爺爺/爷爷 (zh) (yéye) (paternal), 祖父 (zh) (zǔfù) (paternal), 外祖父 (zh) (wàizǔfù) (maternal), 外公 (zh) (wàigōng) (maternal, colloquial)
- Chinook Jargon: chitsh
- Chukchi: апайӈын (apajṇyn)
- Chuvash: асатте (as̬atte) (paternal), кукаҫи (kuk̬aś̬i) (maternal)
- Corsican: babbone
- Crimean Tatar: qartbaba
- Czech: děda (cs) m, děd (cs) m
- Danish: bedstefar (da) c, bedstefader c
- Dhivehi: please add this translation if you can
- Dutch: grootvader (nl) m, opa (nl) m, bompa (nl) m (Flanders)
- Esperanto: avo (eo)
- Estonian: vanaisa (et)
- Ewe: tɔgbui
- Extremaduran: abuelu
- Faroese: abbi (fo), avi m
- Finnish: isoisä (fi), see also: Thesaurus:isoisä
- Franco-Provençal: please add this translation if you can
- French: grand-père (fr) m, aïeul (fr) m
- Friulian: nono m, von m
- Galician: avó (gl) m
- Georgian: პაპა (ṗaṗa), ბაბუა (babua)
- German: Großvater (de) m, Grossvater (de) m (Switzerland and Liechtenstein), Opa (de) m, Opi (de) m; Großvater väterlicherseits m (paternal), Großvater mütterlicherseits m (maternal)
- Alemannic German: Äni
- Greek: παππούς (el) m (pappoús), πάππος (el) m (páppos)
- Ancient: πάππος m (páppos)
- Greenlandic: aataq, aataa
- Guaraní: taita guasu
- Gujarati: please add this translation if you can
- Hausa: kaka
- Hawaiian: kupuna kāne
- Hebrew: סָב (he) m (sav), סַבָּא (he) m (sába)
- Hindi: दादा (hi) m (dādā), नाना (hi) m (nānā) (maternal)
- Hungarian: nagyapa (hu)
- Icelandic: afi (is) m
- Ido: avulo (io)
- Igbo: nnanna (ig)
- Indonesian: kakek (id), engkong (id)
- Ingrian: äijä
- Ingush: даь-да (dä-da) (paternal), наьн-да (nän-da) (maternal)
- Interlingua: avo, granpatre
- Irish: seanathair (ga) m, athair críonna m
- Old Irish: senathair m
- Istriot: nono f
- Italian: nonno (it) m
- Japanese: お爺さん (ja) (おじいさん, ojiisan), 祖父 (ja) (そふ, sofu) (only about one's own), 外祖父 (ja) (がいそふ, gaisofu) (maternal, only about one's own)
- Javanese: mbah, eyang (jv)
- Jeju: 하르방 (hareubang)
- Kashmiri: بُڈؠ بَب (buḍ' bab)
- Kazakh: ата (kk) (ata), баба (kk) (baba)
- Khmer: តា (km) (taa), អយ្យកោ (km) (ayyeakao), ជីតា (km) (cii taa)
- Khoekhoe: ǁgaosab
- Korean: 할아버지 (ko) (harabeoji), 친할아버지 (ko) (chinharabeoji) (paternal), 외할아버지 (ko) (oeharabeoji) (maternal)
- Krio: grandpa
- Krymchak: baba
- Kumyk: баба (baba)
- Kurdish:
- Central Kurdish: باپیر (ckb) (bapîr)
- Northern Kurdish: bapîr (ku) m
- Kyrgyz: чоң ата (coŋ ata), тай ата (tay ata)
- Ladino: nono, avuelo, papú, granpapa
- Lao: ປູ່ (pū) (paternal), ຕາ (lo) (tā) (maternal), ຕູ້ (lo) (tū) (grandfather or grandmother), ໄອຍະກາ (ʼai nya kā) (literary), ພໍ່ໃຫຍ່ (phǭ nyai), ມາຕາມະຫະ (mā tā ma ha)
- Latgalian: vaciks, vacjuks, vacuļs
- Latin: avus (la)
- Latvian: vectēvs m
- Lithuanian: senelis (lt) m
- Low German:
- German Low German: Grautvader (Paderbornisch), Grotvader (Mecklenburgisch-Vorpommersch; Dithmarsisch), Grotvader & Großvader (Schleswig-Holsteinisch; the latter influenced by High German); Grootvader m, Grootvoder m, Grootvadder m
- Luganda: jjajja omusajja, jajja omusajja
- Lutshootseed: scapaʔ
- Luxembourgish: Grousspapp m
- Macedonian: де́до (mk) m (dédo)
- Malay: datuk (ms)
- Malayalam: മുത്തച്ഛന് (muttacchaṉ), അപ്പൂപ്പന് (appūppaṉ)
- Maltese: ġidd m, nannu m
- Manchu: ᠮᠠᡶᠠ (mafa), ᡤᠣᡵᠣ
ᠮᠠᡶᠠ (goro mafa)
- Manx: shaner m, shennayr m
- Maori: koroua, tipuna tāne, tupuna,poua
- Marathi: आजोबा m (ājobā), आबा (ābā)
- Mirandese: abó m, abó pai m, abó de las calças m, pai-abó m, bó m
- Mòcheno: nono m
- Mongolian: өвөө (mn) (övöö)
- Navajo: (maternal) acheii, (paternal) análí
- Nivkh: атак (atak)
- Norman: grand-péthe m (Jersey)
- North Frisian: åte m (Mooring); Gooki c (Sylt)
- Northern Ohlone: ká̄na 'ek pá̄pa
- Northern Sami: áddjá
- Norwegian: morfar (no) (mother's father), farfar (no) (father's father)
- Bokmål: bestefar (no) m
- Nynorsk: bestefar m
- O'odham: (maternal) ba꞉b, (paternal) wosk
- Occitan: grand paire m
- Odia: ଜେଜେବାପା (jejebapa)
- Ojibwe: (my grandfather) nimishoomis
- Old Church Slavonic: дѣдъ m (dědŭ)
- Old English: eald fæder m
- Old Norse: afi m
- Oromo: akaakayyuu
- Ossetian: дада (dada), баба (baba)
- Papiamentu: welo
- Pashto: نیکه (nika)
- Pennsylvania German: Groossvadder m, Groossdaadi m
- Persian: پدربزرگ (fa) (pedar-bozorg)
- Plautdietsch: Grootfoda m
- Polish: dziadek (pl) m pers
- Portuguese: avô (pt) m
- Punjabi: ਦਾਦਾ m (dādā), ਦਾਦੇ pl (dāde)
- Quechua: awki, jatun tata
- Rajasthani: please add this translation if you can
- Romani: pàpos m
- Romanian: bunic (ro) m, tataie (ro) m, tată mare (ro) m
- Romansch: tat m, non m
- Russian: де́душка (ru) m (déduška), дед (ru) m (ded), деду́ля (ru) m (dedúlja)
- Salar: paba
- Sanskrit: मातामह (sa) m (mātāmaha) (maternal)
- Santali: ᱚᱡᱚ (ôjô)
- Sardinian: donnumannu m
- Scots: guidsire, grandfaither
- Scottish Gaelic: seanair (gd) m
- Serbo-Croatian:
- Cyrillic: дјед m, дед m, деда m, дека m, декица m, дедица m
- Roman: djed (sh) m, ded (sh) m, deda (sh) m, deka (sh) m, dekica (sh) m, dedica (sh) m
- Siberian Tatar: пабай
- Sicilian: nannu (scn) m, tata granni m, papa granni m
- Sindhi: please add this translation if you can
- Sinhalese: පිතාමහ (pitāmaha), මිති (miti)
- Skolt Sami: äʹjj
- Slovak: dedo m, dedko (sk) m, starý otec (sk) m, ded m
- Slovene: ded m, stari oče (sl) m
- Somali: awow
- Sotho: ntatemoholo (st)
- Southern Altai: таада (taada)
- Spanish: abuelo (es) m
- Sundanese: aki (su)
- Swahili: babu (sw)
- Swedish: farfar (sv) c (paternal), morfar (sv) c (maternal)
- Tagalog: lolo (tl), ingkong, lelong, apo (tl), abwelo
- Tajik: падарбузург (padarbuzurg), бобо (tg) (bobo)
- Tamil: தாத்தா (ta) (tāttā)
- Taos: tàłułiʼína
- Tatar: бабай (tt) (babay), дәү әти (tt) (däw äti), зур әти (zur äti)
- Telugu: తాతయ్య (te) (tātayya), తాత (te) (tāta)
- Thai: ปู่ (th) (bpùu) (paternal), ตา (th) (dtaa), ก๋ง (th) (gǒng) (maternal)
- Tibetan: སྤོ་བོ (spo bo)
- Tocharian B: āwe
- Tok Pisin: tumbuna
- Tupinambá: (t-, t-) amỹîa
- Turkish: dede (tr)
- Turkmen: ata (tk), baba (tk)
- Tuvan: кырган-ача (kırgan-aça)
- Ukrainian: дід (uk) m (did), діду́сь m (didúsʹ)
- Urdu: دادا m (dādā), نانا m (nānā) (maternal)
- Urum: baba
- Uyghur: بۇۋا (buwa), بوۋا (bowa)
- Uzbek: buva (uz)
- Venetian: nono (vec) m
- Vietnamese: ông (vi), ôông (vi)
- Volapük: lefat (vo)
- Walloon: grand-popa (wa) m, tåye (wa) m
- Welsh: taid (cy) m, tad-cu (cy) m (Southern), taid (cy) m (Northern)
- West Frisian: pake m
- Wolof: marm
- Xhosa: -khulu
- Yagnobi: бобо (bobo)
- Yakut: эһэ (ehe)
- Yámana: ušwam
- Yiddish: זיידע m (zeyde)
- Yoruba: baba agba
- Zulu: -khulu
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