| kreyòl ayisyen | hat-000 |
| iyon | |
| Afrikaans | afr-000 | ioon |
| Classical Arabic—ASJP | arb-001 | ʾayūn |
| asturianu | ast-000 | ion |
| azərbaycanca | azj-000 | ion |
| bosanski | bos-000 | ion |
| brezhoneg | bre-000 | ion |
| català | cat-000 | ió |
| Cymraeg | cym-000 | ïon |
| dansk | dan-000 | ion |
| Deutsch | deu-000 | Ion |
| eesti | ekk-000 | ioon |
| Ellinika | ell-003 | ión |
| English | eng-000 | ion |
| Esperanto | epo-000 | jono |
| euskara | eus-000 | ioi |
| føroyskt | fao-000 | ion |
| suomi | fin-000 | ioni |
| français | fra-000 | ion |
| Gaeilge | gle-000 | ian |
| galego | glg-000 | ión |
| yn Ghaelg | glv-000 | eeane |
| Hellēnikḗ | grc-001 | ión |
| Српскохрватски | hbs-000 | јон |
| hrvatski | hrv-000 | ion |
| magyar | hun-000 | ion |
| Ido | ido-000 | iono |
| interlingua | ina-000 | ion |
| bahasa Indonesia | ind-000 | ion |
| íslenska | isl-000 | fareind |
| íslenska | isl-000 | jón |
| italiano | ita-000 | ione |
| basa Jawa | jav-000 | ion |
| Nihongo | jpn-001 | ion |
| Hangungmal | kor-001 | ion |
| lietuvių | lit-000 | jonas |
| lengua lumbarda | lmo-000 | jun |
| latviešu | lvs-000 | jons |
| Plattdüütsch-Neddersassisch | nds-002 | Ion |
| Nederlands | nld-000 | ion |
| bokmål | nob-000 | ion |
| Novial | nov-000 | ione |
| occitan | oci-000 | ion |
| polski | pol-000 | jon |
| português | por-000 | ionte |
| português | por-000 | ião |
| português | por-000 | íon |
| Qusqu qhichwa simi | quz-000 | iyun |
| română | ron-000 | ion |
| russkij | rus-001 | ión |
| lingua siciliana | scn-000 | ioni |
| Scots leid | sco-000 | ion |
| slovenčina | slk-000 | ión |
| slovenščina | slv-000 | ion |
| español | spa-000 | ion |
| español | spa-000 | ión |
| shqip | sqi-000 | joni |
| svenska | swe-000 | jon |
| Tagalog | tgl-000 | dagipik |
| Tagalog | tgl-000 | iono |
| Türkçe | tur-000 | iyon |
| oʻzbek | uzn-000 | ion |
| vepsän kel’ | vep-000 | ion |
| tiếng Việt | vie-000 | ion |
| Winaray | war-000 | iono |
| èdè Yorùbá | yor-000 | íónì |
| Bahasa Malaysia | zsm-000 | ion |