| English | eng-000 |
| common cuckoo | |
| U+ | art-254 | 9D74 |
| brezhoneg | bre-000 | koukoug |
| català | cat-000 | cucut |
| čeština | ces-000 | kukačka |
| čeština | ces-000 | kukačka obecná |
| 普通话 | cmn-000 | 大杜鹃 |
| 國語 | cmn-001 | 鵴 |
| Hànyǔ | cmn-003 | ju2 |
| Cymraeg | cym-000 | cog |
| dansk | dan-000 | gøg |
| Deutsch | deu-000 | Kuckuck |
| eesti | ekk-000 | kägu |
| ελληνικά | ell-000 | κούκος |
| English | eng-000 | Eurasian cuckoo |
| English | eng-000 | cuckoo |
| Esperanto | epo-000 | euxropa kukolo |
| Esperanto | epo-000 | komuna kukolo |
| Esperanto | epo-000 | kukolo |
| Esperanto | epo-000 | kukolo ordinara |
| Esperanto | epo-000 | kukulo |
| Esperanto | epo-000 | ordinara kukolo |
| euskara | eus-000 | kuku |
| føroyskt | fao-000 | geykur |
| suomi | fin-000 | käki |
| français | fra-000 | coucou |
| français | fra-000 | coucou gris |
| Gaeilge | gle-000 | cuach |
| galego | glg-000 | cuco |
| yn Ghaelg | glv-000 | cooag |
| 客家話 | hak-000 | 鵴 |
| Hagfa Pinyim | hak-002 | kiuk7 |
| hrvatski | hrv-000 | obična kukavica |
| magyar | hun-000 | kakukk |
| íslenska | isl-000 | gaukur |
| italiano | ita-000 | cuculo |
| 日本語 | jpn-000 | カッコウ |
| 日本語 | jpn-000 | カッコー |
| 日本語 | jpn-000 | 郭公 |
| ქართული | kat-000 | გუგული |
| қазақ | kaz-000 | кәдімгі көкек |
| кыргыз | kir-000 | күкүк |
| latine | lat-000 | Cuculus canorus |
| Latina Nova | lat-003 | Cuculus canorus |
| lietuvių | lit-000 | gegutė |
| Nederlands | nld-000 | koekoek |
| bokmål | nob-000 | gjøk |
| polski | pol-000 | kukułka |
| polski | pol-000 | kukułka czubata |
| português | por-000 | cuco-canoro |
| română | ron-000 | cuc |
| русский | rus-000 | обыкновенная кукушка |
| slovenčina | slk-000 | kukačka jarabá |
| slovenčina | slk-000 | kukačka obyčajná |
| slovenščina | slv-000 | kukavica |
| español | spa-000 | cuco |
| español | spa-000 | cuco común |
| svenska | swe-000 | gök |
| Kiswahili | swh-000 | kekeo wa Ulaya |
| Türkçe | tur-000 | bayağı guguk |
| Türkçe | tur-000 | guguk kuşu |
| 廣東話 | yue-000 | 鵴 |
| gwong2dung1 wa2 | yue-003 | guk1 |