| Part of speech | common noun |
|---|---|
| Hyphenation | maj·o |
| Singular | Plural | |
|---|---|---|
| Nominative | majo | majoj |
| Accusative | majon | majojn |
| Afrikaans | Mei |
|---|---|
| Albanian | maj |
| Catalan | maig |
| Czech | květen |
| Danish | maj; majmåned |
| Dutch | bloeimaand; mei |
| English | May |
| Faeroese | mai |
| Finnish | toukokuu |
| French | mai |
| German | Mai; Wonnemond; Wonnemonat; Weidemond; Weidenmonat |
| Greek | Μάης; Μάιος |
| Hungarian | május |
| Icelandic | maí |
| Italian | maggio |
| Jamaican Patois | Mie |
| Low German | mei; meimånd; maimånd |
| Luxemburgish | Mee |
| Malay | bulan Mei; Mei |
| Norwegian | mai |
| Papiamento | mei |
| Polish | maj |
| Portuguese | Maio |
| Romanian | mai |
| Russian | май |
| Saterland Frisian | Moai |
| Scots | Mey |
| Scottish Gaelic | an Cèitean |
| Spanish | mayo |
| Swahili | Mei |
| Swedish | maj |
| Thai | พฤษภาคม |
| Turkish | mayıs |
| Welsh | Mai |
| West Frisian | blommemoanne; maaie |