| Kannada | kan-001 |
| me | |
| Achi—Rabinal | acr-001 | xab" |
| Afrikaans | afr-000 | Mei |
| Aguaruna | agr-000 | yumi |
| Aguacateco | agu-000 | abal |
| Aguacateco—Aguacatan | agu-001 | ab"al |
| Albaamo innaaɬiilka | akz-000 | oyba |
| Alyutor | alr-000 | arNin |
| amarəñña | amh-001 | z3nab |
| Central Amis | ami-002 | olad |
| Englisce sprǣc | ang-000 | þrimilcemōnaþ |
| Apinaye | apn-000 | na |
| Apurinã | apu-000 | i*pora* |
| Classical Arabic—ASJP | arb-001 | māyū |
| Classical Arabic—ASJP | arb-001 | nīsān |
| luenga aragonesa | arg-000 | mayo |
| Ica | arh-000 | jew3 |
| Arikara | ari-000 | cuhin |
| Mapudungun | arn-000 | maw3n |
| Swadesh 200 | art-260 | 076 |
| asturianu | ast-000 | mayu |
| Awiyaana | auy-000 | aqa |
| Awa | awb-000 | ahq |
| Awa | awb-000 | ibo |
| Abipon | axb-000 | aneg |
| Abipon | axb-000 | ete |
| Sisiqa | baa-004 | m3qa |
| bamanankan | bam-000 | sanji |
| basa Bali | ban-000 | ujan |
| Bannoni | bcm-000 | xarau |
| Bahnar | bdq-000 | mi |
| biełaruskaja łacinka | bel-002 | travień |
| siksiká | bla-000 | sota |
| Nuxálk | blc-000 | s7aLwlaL |
| námetejemi̵naa | bmr-000 | nixaba |
| Burum-Mindik | bmu-002 | kie |
| Miranya | boa-001 | nihapa |
| Borôro | bor-000 | b3b3t3 |
| bosanski | bos-000 | maj |
| bosanski | bos-000 | svibanj |
| Barasana | bsn-001 | oko kedise |
| bălgarski ezik | bul-001 | maj |
| Babuza | bzg-000 | oetas |
| Buli | bzq-000 | ulan |
| Ch’orti’ | caa-000 | hahar |
| Chorti Jocotan | caa-001 | xaxar |
| Chuj | cac-000 | Nab" |
| Chuj | cac-000 | puC nab |
| Northern Cakchiquel San Martin Jilotepeque | cak-001 | xob" |
| Northern Cakchiquel Tecpan | cak-002 | xob" |
| Southern Cakchiquel San Andres Itzapa | cak-003 | xob" |
| Western Cakchiquel Patzun | cak-004 | xob" |
| Carolinian | cal-000 | 3t |
| català | cat-000 | maig |
| Cavineña | cav-000 | nei |
| Cayapa | cbi-000 | Suwa |
| Nyah Kur | cbn-000 | ph~rEy |
| Cacua | cbv-000 | b3g |
| Cacua | cbv-000 | ba*7 |
| čeština | ces-000 | květen |
| čeština | ces-000 | máj |
| Chamoru | cha-000 | ame7 |
| Chamoru | cha-000 | ucan |
| Slijuala xanuk | chd-000 | Lagw~i |
| Chontal | chf-000 | ha7 |
| chahta anumpa | cho-000 | o*ba |
| Çăvaşla | chv-001 | şu |
| Chikashshanompa’ | cic-000 | omba |
| Qʼwayʼayiłqʼ | cjh-000 | Xasil" |
| Phan Rang Cham | cjm-000 | hu3l |
| lygʼoravetlʼen jilǝjil | ckt-001 | iLiL |
| Koasati | cku-000 | oyba |
| Lealao | cle-000 | hm3 |
| nəxʷsƛ̕ay̕əmúcən | clm-000 | sL3m3xw~ |
| Embera | cmi-000 | kh~ue |
| Hànyǔ | cmn-003 | wǔyuè |
| Hànyǔ | cmn-003 | yeu |
| Chicomuceltec | cob-000 | aw |
| Colorado | cof-000 | suwa |
| Cochimi | coj-000 | galama |
| Cochimi | coj-000 | wenyeC |
| Nxaảmxcín | col-000 | ta7u7 |
| nʉmʉ tekwapʉ̱ | com-000 | umapu |
| Sliammon | coo-001 | C3L |
| Kernowek | cor-000 | mys me |
| Cowlitz | cow-000 | Xasil7 |
| Coeur d’Alene | crd-000 | sq"w~up" |
| Chrau | crw-000 | mi |
| Central Carrier | crx-004 | Can |
| kaszëbsczi jãzëk | csb-000 | môj |
| Catio | cto-000 | kh~ue |
| Tumbalá Chol | ctu-000 | ha7al |
| pãmié | cub-000 | okaido |
| Cymraeg | cym-000 | Mai |
| dansk | dan-000 | maj |
| dansk | dan-000 | majmåned |
| Dedua | ded-000 | kia |
| Deutsch | deu-000 | Mai |
| Diegueno | dih-001 | 3kw~iy |
| dolnoserbska reč | dsb-000 | maj |
| eesti | ekk-000 | mai |
| eesti | ekk-000 | vim |
| Ellinika | ell-003 | Máïos |
| Ellinika | ell-003 | Máïs |
| English | eng-000 | May |
| Esperanto | epo-000 | majo |
| Central Yupik | esu-000 | c3LaLuk |
| euskara | eus-000 | euri |
| euskara | eus-000 | maiatz |
| evedȳ turēn | evn-004 | udun |
| føroyskt | fao-000 | mai |
| vosa Vakaviti | fij-000 | u8a |
| suomi | fin-000 | toukokuu |
| %suomi | fin-002 | sata |
| Montana Salish | fla-001 | st"ipeys |
| français | fra-000 | mai |
| fra*sE | fra-009 | plui |
| Frysk | fry-000 | blommemoanne |
| Frysk | fry-000 | maaie |
| Faka Futuna | fud-000 | ua |
| Gadsup | gaj-000 | aqi |
| West Oromo | gaz-002 | bifa |
| West Oromo | gaz-002 | roba |
| Gàidhlig | gla-000 | Cèitean |
| Gaeilge | gle-000 | Bealtaine |
| galego | glg-000 | maio |
| yn Ghaelg | glv-000 | Boaldyn |
| avañeʼẽ | gug-000 | ama |
| Guambiano | gum-000 | Se |
| Gane | gzn-000 | ulan |
| Hausa | hau-000 | ruwa |
| ʻōlelo Hawaiʻi | haw-000 | ua |
| ISO 259-3 | heb-001 | mai |
| Hidatsa | hid-000 | xadec |
| Hindi | hin-002 | bariS |
| Parukoto | hix-000 | tuna |
| Hanunoo | hnn-000 | uran |
| hrvatski | hrv-000 | svibanj |
| hornjoserbšćina | hsb-000 | kiSa |
| hornjoserbšćina | hsb-000 | meja |
| Meneca | hto-000 | noku |
| magyar | hun-000 | május |
| maTyar | hun-002 | esi |
| Hulʼqʼumiʼnumʼ | hur-001 | sL3m3xw~ |
| Halkomelem | hur-002 | sL3m3xw~ |
| ASCII Upriver Halkomelem | hur-004 | L3m |
| San Luís Potosí Huastec | hus-001 | ab |
| Witoto | huu-000 | noku |
| San Mateo Del Mar Huave | huv-000 | ihCi3r |
| Nipode Witoto | hux-000 | noku |
| hyw-001 | majis | |
| Ido | ido-000 | mayo |
| Interlingue | ile-000 | may |
| interlingua | ina-000 | maio |
| bahasa Indonesia | ind-000 | huZan |
| bahasa Indonesia | ind-000 | mei |
| Iraqw | irk-000 | luway |
| íslenska | isl-000 | maí |
| italiano | ita-000 | maggio |
| North Itelmen | itl-001 | CupCup |
| South Itelmen | itl-002 | CupCup |
| Itza | itz-000 | ha7 |
| Ixil Chajul | ixl-002 | xab"al |
| jabʼ xubʼal | jac-000 | Nap |
| jacalteco occidental | jac-002 | Nab" |
| Yabem | jae-000 | kom |
| basa Jawa | jav-000 | mei |
| Jeh | jeh-000 | mriah |
| Jicaque | jic-000 | h3w3 |
| Yamdena | jmd-000 | udan |
| 日本語 | jpn-000 | ごがつ, gogatsu |
| Nihongo | jpn-001 | ame |
| Nihongo | jpn-001 | kou |
| Jupda | jup-000 | deh |
| Kannada | kan-001 | male |
| Kartuli | kat-001 | maisi |
| ejiwajegi | kbc-000 | ebiki |
| Kuy | kdt-000 | m3mia |
| Q’eqchi’ | kek-000 | hab |
| Cahabon Eastern Kekchi | kek-001 | hab" |
| San Juan Chamelco Western Kekchi | kek-002 | hab" |
| Kewa | kew-000 | agi rali |
| Kewa | kew-000 | yal |
| Kube | kgf-000 | kia |
| Khasi | kha-000 | slap |
| ភាសាខ្មែរ | khm-000 | bh~li3N |
| Kilivila | kij-000 | kuna |
| Kanjobal | kjb-000 | nab" |
| Khmuʼ | kjg-000 | k3ma |
| Kokota | kkk-000 | nahani |
| Kâte | kmg-000 | hoe |
| Kurmancî | kmr-000 | gulan |
| Kanuri | knc-000 | d3lag3 |
| Kanuri | knc-000 | nj~i samibe |
| Acatec | knj-000 | nab" |
| Kodi | kod-000 | ura |
| Hangungmal | kor-001 | owol |
| Hangungmal | kor-001 | pi |
| Kosraean | kos-000 | af |
| Komba | kpf-000 | map |
| Kapingamarangi | kpg-000 | ua |
| Nymylan | kpy-000 | muqemuq |
| Kosorong | ksr-001 | koN |
| Cuaiquer | kwi-000 | alu |
| Kairiru | kxa-000 | wus |
| latine | lat-000 | Maius |
| Tungag | lcm-000 | koko |
| Tungag | lcm-000 | laNit |
| Lâhū-khɔ̂ | lhu-000 | mize |
| St’át’imcets | lil-000 | skw~is |
| Limburgs | lim-000 | mei |
| lietuvių | lit-000 | gegužė |
| lietuvių | lit-000 | lietus |
| Lakȟótiyapi | lkt-000 | maXaZu |
| Lou | loj-000 | paN |
| Lëtzebuergesch | ltz-000 | Mee |
| Lushootseed Skagit | lut-000 | q3lb |
| latviešu | lvs-000 | lietus |
| Northern Mam | mam-001 | xbal |
| San Ildefonso Ixtahuacan Northern Mam | mam-010 | xb"al |
| Southern Mam San Juan Ostuncalco | mam-017 | xb"al |
| MaraaThii | mar-001 | me |
| Nadëb | mbj-000 | doS |
| Waviare | mbr-000 | kande |
| Mesem | mci-000 | ma |
| Lowland Mixe | mco-000 | tu |
| Mayo | mfy-000 | yuku |
| Motozintlec | mhc-000 | Nab"al |
| Digaru Mishmi | mhu-000 | karaja |
| Mikasuki | mik-000 | okob |
| W. Mape | mlh-000 | kue |
| Rennell-Belona | mnv-000 | ua |
| Mon | mnw-002 | bray |
| Mopan | mop-000 | xa7 |
| Mopan San Luis Peten | mop-001 | xa7 |
| Mocha | moy-000 | omiyo |
| saꞌan sau | mpm-000 | sau |
| reo Māori | mri-000 | haratua |
| reo Māori | mri-000 | ua |
| Nuku Hiva | mrq-001 | ua |
| Totontepec | mto-000 | tu |
| mvskokē | mus-000 | oskita |
| Ayutla Mixe | mxp-001 | tuh |
| South Highland Mixe | mxp-002 | tuh |
| xapaitíiso | myp-000 | pi |
| Movima | mzp-000 | lulu7u |
| ha³lo²te²su² | nab-000 | we*hayaus"u |
| Nabak | naf-000 | map |
| Tapachultec | nai-003 | Cekmanu |
| Nalik | nal-000 | davur |
| Nasioi | nas-000 | apo7 |
| Diné bizaad | nav-000 | niLca* |
| Nuumiipuutimt | nez-000 | weqi |
| Beng | nhb-000 | la |
| mösiehuali̱ | nhg-000 | kiyab |
| Takuu | nho-000 | kito |
| Nukuoro | nkr-000 | ua |
| Nederlands | nld-000 | bloeimaand |
| Nederlands | nld-000 | mei |
| Mountain Maidu | nmu-000 | k"adiki |
| Waunana | noa-000 | noseg |
| bokmål | nob-000 | mai |
| Nooksack | nok-000 | sL3moxw~ |
| Novial | nov-000 | maye |
| Nepali | npi-001 | jari |
| Nepali | npi-001 | pani |
| Nung | nut-000 | fa ph~on |
| Nunggubuyu | nuy-000 | anbana |
| Ocaina | oca-000 | 5o* |
| Ocaina | oca-000 | 5o*hun |
| occitan | oci-000 | mai |
| nsəlxcin | oka-000 | sasq"tm |
| nsəlxcin | oka-000 | sq"it |
| Ono | ons-000 | koia |
| Paumarí | pad-000 | bahi |
| awaete | pak-000 | am3na |
| Amanung Sisuan | pam-000 | uran |
| Páez | pbb-000 | nus |
| Palaung | pce-000 | klai |
| Isfahani | pes-001 | me |
| Pileni | piv-001 | ua |
| ya̱c-avu̵ | plo-000 | tuh3 |
| Pocomam | poc-000 | xab" |
| Eastern Pocomam | poc-001 | xam" |
| Pocomam de San Luis Jilotepeque | poc-002 | xam" |
| Western Poqomchi | poh-001 | xab" |
| Nuntajɨyi | poi-000 | tuh |
| polski | pol-000 | maj |
| Texixtepec | poq-000 | tuh |
| português | por-000 | maio |
| Sayula Popoluca | pos-000 | tu |
| Kaulong | pss-000 | pi yuN |
| Puinave | pui-000 | waw |
| Puôc | puo-000 | 3m3 |
| Gapapaiwa | pwg-000 | gh~arewa |
| Central Quiche Santa Maria Chiquimula | quc-001 | xab" |
| Western Quiche Momostenango | quc-011 | xab" |
| Western Quiche Santa Catarina Ixtahuacan | quc-012 | xab" |
| Western Quiche Totonicapan | quc-013 | xab" |
| Sipacapa | qum-000 | xab" |
| Quinault | qun-000 | c"ajakw~ |
| Sacapultec | quv-000 | xab"al |
| Quechua de Pastaza | qvi-001 | tamya |
| Māori Kūki ʻĀirani | rar-000 | ua |
| Resígaro | rgr-000 | paboci |
| Rama | rma-000 | yat si |
| lingua rumantscha | roh-000 | mai |
| lingua rumantscha | roh-000 | matg |
| lingua rumantscha | roh-000 | meg |
| română | ron-000 | mai |
| Rotuman | rtm-000 | usa |
| Roviana | rug-000 | ruku |
| russkij | rus-001 | doZdi |
| russkij | rus-001 | maj |
| May | scb-000 | kum3a |
| lingua siciliana | scn-000 | maiu |
| Semai | sea-000 | mani7 |
| Sechelt | sec-000 | sC"3L |
| Sedang | sed-000 | mei |
| Secwepemctsín | shs-000 | skLekstem |
| Siar | sjr-000 | bat |
| Me-Wuk | skd-000 | n3ka |
| Sika | ski-000 | uraN |
| Saliba de Colombia | slc-000 | oxo |
| slovenčina | slk-000 | máj |
| slovenščina | slv-000 | maj |
| gagana faʻa Samoa | smo-000 | timu |
| gagana faʻa Samoa | smo-000 | timuNa |
| Soomaaliga | som-000 | rob |
| Sesotho | sot-000 | Motsheanong |
| español | spa-000 | mayo |
| espanyol | spa-002 | yuvia |
| Selepet | spl-000 | gelok |
| Spokane | spo-000 | st"ipes |
| Taiof | sps-000 | raNic |
| shqip | sqi-000 | maji |
| српски | srp-000 | мај |
| srpski | srp-001 | maj |
| SENĆOŦEN | str-002 | sL3m3xw~ |
| Samish | str-003 | L3m3xw~ |
| Songish | str-004 | sL3m3xw~ |
| basa Sunda | sun-000 | hujan |
| svenska | swe-000 | blomstermånad |
| svenska | swe-000 | lövmånad |
| svenska | swe-000 | maj |
| Kiswahili | swh-000 | mv~ua |
| reo Tahiti | tah-000 | ua |
| tamiḻ | tam-002 | malai |
| Imorod | tao-001 | cimoy |
| tatar tele | tat-000 | may |
| Huari | tba-000 | hane |
| Tairora | tbg-000 | aqu |
| Tobo | tbv-000 | kia |
| telugu | tel-001 | %varsamu |
| Tagalog | tgl-000 | mayo |
| Tagalog | tgl-000 | ulan |
| Sudest | tgo-000 | uye |
| phasa thai | tha-001 | prueksaphākhom |
| nɬeʔkepmxcín | thp-000 | stekL |
| Tigré | tig-001 | dilam |
| Tillamook | til-000 | han3SC"is |
| Tillamook | til-000 | hann3SC"is |
| Timbe | tim-000 | tonok |
| Tiwi | tiw-000 | pakit3LiNa |
| Tiwi | tiw-000 | yiLuwai |
| Timucua | tjm-000 | hukw~e |
| Timucua | tjm-000 | ibi |
| Upper Nexaca Totonac | tku-000 | tasa7in |
| Totonac Misantla | tlc-000 | puSunu*7 |
| Totonac Filomena Mata | tlp-000 | sa7in |
| Soboyo | tlv-000 | uya5 |
| Tacana | tna-000 | nai |
| Totonac Coyutla | toc-000 | sin |
| Tojolabal | toj-000 | xa7 |
| lea fakatonga | ton-000 | uha |
| Totonac—Xicotepec | too-000 | puSunu |
| Totonac—Xicotepec | too-000 | tasain |
| tutunakutachawin | top-000 | si*n |
| Totonac | tos-000 | si*n |
| Totonac Coatepec | tos-001 | sinan |
| Tok Pisin | tpi-000 | me |
| Tepehua Tlachichilco | tpt-000 | Skan |
| Trumai | tpy-000 | k"awixu |
| Toaripi-Motumotu | tqo-000 | lai |
| Sediq | trv-004 | kuzuC |
| Sediq | trv-004 | uyuh |
| Tarascan | tsz-001 | hanikw~a |
| Teco | ttc-000 | xab" |
| Totoro | ttk-000 | Se |
| Türkçe | tur-000 | mayıs |
| TirkCe | tur-002 | yamur |
| Turkana | tuv-000 | kiru |
| Twana | twa-000 | sc"uc |
| Tzeltal de Ocosingo | tzh-003 | ha7al |
| Tzutujil Santiago Atitlan | tzj-001 | xab" |
| Tzutujil San Juan La Laguna | tzj-002 | xab" |
| Tzotzil de Zinacantán | tzo-003 | vo7 |
| Latynytsia | ukr-001 | trawen |
| Mundari | unr-000 | gama |
| Urubú-Kaapor | urb-000 | aman |
| Urdu | urd-002 | maʾī |
| Uspantec | usp-000 | xab" |
| tiếng Việt | vie-000 | mua |
| tiếng Việt | vie-000 | tháng năm |
| Volapük | vol-000 | mayul |
| Warao | wba-000 | naha |
| La | wbm-006 | lh~E7 |
| Muduapa | wiv-000 | guda |
| Wiyot | wiy-000 | ph~owad |
| lingaedje walon | wln-000 | may |
| Fakaʻuvea | wls-000 | ua |
| aʼuwẽ | xav-000 | ta* |
| isiXhosa | xho-000 | Meyi |
| Sanuma | xsu-000 | ma |
| Yapese | yap-000 | n"uw |
| Yagaria | ygr-000 | gona |
| Yareba | yrb-000 | obi |
| Maaya Tʼaan | yua-000 | Cak |
| Maaya Tʼaan | yua-000 | ha7 |
| 廣東話 | yue-000 | yuh |
| Yavapai | yuf-002 | kibawa |
| tzunipʌꞌnotowe—Poquiʌꞌmʌ | zoc-000 | tuh |
| Maria Chimalapa | zoh-001 | tuh |
| Miguel Chimalapa | zoh-002 | tuh |
| tajtsaꞌway ꞌyode | zor-000 | tuh |
| Francisco León | zos-000 | tuh |
| Bahasa Malaysia | zsm-000 | mei |
| isiZulu | zul-000 | Meyi |
| isiZulu | zul-000 | imvula |
| Shiwiʼma | zun-000 | Lito |