| русский | rus-000 |
| Яшка | |
| brezhoneg | bre-000 | Iagu |
| brezhoneg | bre-000 | Jagu |
| brezhoneg | bre-000 | Jakezig |
| brezhoneg | bre-000 | Jakou |
| brezhoneg | bre-000 | Jegu |
| brezhoneg | bre-000 | Kou |
| brezhoneg | bre-000 | Kouig |
| čeština | ces-000 | Kuba |
| čeština | ces-000 | Kubíček |
| dansk | dan-000 | Jacob |
| dansk | dan-000 | Jeppe |
| Deutsch | deu-000 | Jakobchen |
| Deutsch | deu-000 | Joggi |
| Deutsch | deu-000 | Jäggi |
| Deutsch | deu-000 | Koeeb |
| Deutsch | deu-000 | Köb |
| Deutsch | deu-000 | Köbes |
| Deutsch | deu-000 | Schack |
| English | eng-000 | Jacob |
| français | fra-000 | Jacot |
| français | fra-000 | Jacquet |
| français | fra-000 | Jacquine |
| français | fra-000 | Jacquot |
| français | fra-000 | Jakou |
| Gaeilge | gle-000 | Iamus |
| Gaeilge | gle-000 | James |
| Gaeilge | gle-000 | Jamie |
| Gaeilge | gle-000 | Jem |
| Gaeilge | gle-000 | Jemser |
| Gaeilge | gle-000 | Jim |
| Gaeilge | gle-000 | Jimmy |
| Gaeilge | gle-000 | Seumus |
| Gaeilge | gle-000 | Shamus |
| Gaeilge | gle-000 | Sheamais |
| Gaeilge | gle-000 | Shemus |
| Gaeilge | gle-000 | Simi |
| עברית | heb-000 | קובי |
| italiano | ita-000 | Giacobbe |
| italiano | ita-000 | Giacobo |
| italiano | ita-000 | Giacometto |
| italiano | ita-000 | Giacomino |
| italiano | ita-000 | Jacopo |
| Nederlands | nld-000 | Co |
| Nederlands | nld-000 | Cobus |
| Nederlands | nld-000 | Coos |
| Nederlands | nld-000 | Jaap |
| Nederlands | nld-000 | Jacob |
| Nederlands | nld-000 | Japie |
| Nederlands | nld-000 | Japik |
| Nederlands | nld-000 | Jeep |
| Nederlands | nld-000 | Jim |
| Nederlands | nld-000 | Jimmy |
| Nederlands | nld-000 | Ko |
| Nederlands | nld-000 | Kobbe |
| Nederlands | nld-000 | Kobus |
| Nederlands | nld-000 | Koos |
| Nederlands | nld-000 | Koosje |
| Nederlands | nld-000 | Sjimmie |
| polski | pol-000 | Jakubek |
| polski | pol-000 | Kuba |
| polski | pol-000 | Kubuś |
| português | por-000 | Iago |
| português | por-000 | Jacó |
| português | por-000 | Thiago |
| português | por-000 | Tiago |
| русский | rus-000 | Джейкоб |
| русский | rus-000 | Яков |
| русский | rus-000 | Яковка |
| русский | rus-000 | Яша |
| español | spa-000 | Diago |
| español | spa-000 | Diego |
| español | spa-000 | Iago |
| español | spa-000 | Joscia |
| español | spa-000 | Santiago |
| español | spa-000 | Tiago |
| español | spa-000 | Yago |