| Language/Origin | Gender | Answer | % Correct |
|---|---|---|---|
| Dutch | ♀ | Jo | 98%
|
| English | ♂ | John/Jon | 87%
|
| Icelandic | ♂ | Jón | 87%
|
| French | ♂ | Johan | 81%
|
| Greek/English | ♀ | Joanna/Joanne/Johanna/Johanne | 74%
|
| Dutch | ♂ | Jan | 72%
|
| English | ♀ | Jan | 72%
|
| English | ♀ | Jean/Jeanne | 72%
|
| French | ♂ | Jean/Jehan | 72%
|
| Spanish | ♂ | Juan/Juanito | 72%
|
| English | ♀ | Joan | 60%
|
| Portuguese | ♂ | Joan/Joane | 60%
|
| Scottish | ♂ | Eoin/Ian/Iain | 57%
|
| Slavic | ♂ | Ivan | 55%
|
| German | ♂ | Johannes | 51%
|
| English | ♂ | Jack | 49%
|
| English | ♀ | Jane | 43%
|
| English | Sur | Johns | 42%
|
| Italian | ♂ | Giovanni | 38%
|
| English | Sur | Johnson/Johnsson/Jonson/Jonsson | 36%
|
| Irish | ♂ | Sean/Shane/Shaun/Shawn/Shayn | 34%
|
| German | ♂ | Hannes/Hans/Han | 32%
|
| Portuguese | ♂ | João | 32%
|
| English | ♀ | Janet | 28%
|
| Dutch | ♂ | Yan | 28%
|
| Italian | ♂ | Gian | 25%
|
| English | Sur | Jackson | 25%
|
| Romanian | ♂ | Ioan | 23%
|
| Estonian | ♂ | Jaanus | 23%
|
| Lithuanian | ♂ | Jonas | 23%
|
| French | ♂ | Yann | 23%
|
| Breton | ♂ | Yann | 23%
|
| Greek | ♂ | Gianni/Giannis/Ioannes/Ioannis/Yianni/Yiannis | 19%
|
| Scandinavian | ♂ | Jens | 19%
|
| Hebrew | ♂ | Yohanan | 19%
|
| Spanish | ♀ | Juana/Juanita | 17%
|
| Slavic | ♀ | Ivana | 13%
|
| English | ♀ | Janice/Janis | 13%
|
| French | ♂ | Yannick/Yannig/Yoan | 13%
|
| Welsh | ♂ | Evan/Iefan/Ifan | 11%
|
| Italian | ♀ | Giovanna | 11%
|
| Slavic | ♂ | Janes | 11%
|
| Estonian | ♂ | Janno | 11%
|
| Scottish | ♂ | Ewan | 9%
|
| Italian | ♀ | Gianna | 9%
|
| Scandinavian | Sur | Jensen | 9%
|
| Scottish | Sur | Johnston/Johnstone | 9%
|
| Welsh | Sur | Jones | 9%
|
| Welsh | ♂ | Ieuan/Iwan | 8%
|
| Slavic | ♀ | Ivanka | 8%
|
| Hungarian | ♂ | János | 8%
|
| Slavic | ♂ | Jovan | 8%
|
| Greek | ♀ | Ioanna | 6%
|
| Portuguese | ♂ | Ivo | 6%
|
| Irish | ♀ | Shavonne/Siobhán | 6%
|
| Irish | ♀ | Shawna | 6%
|
| Congolese | ♂ | Dzon | 4%
|
| Albanian | ♂ | Gjon | 4%
|
| Dutch | ♂ | Hank | 4%
|
| Latin | ♂ | Iohannes | 4%
|
| Finnish | ♂ | Juha | 4%
|
| Estonian | ♂ | Juhan | 4%
|
| Finnish | ♂ | Juhani | 4%
|
| Portuguese | ♂ | Juo | 4%
|
| Cornish | ♂ | Yowan | 4%
|
| Basque | ♂ | Ganix | 2%
|
| Albanian | ♂ | Gjin | 2%
|
| Dutch | ♀ | Hannah | 2%
|
| Slavic | ♂ | Honza | 2%
|
| Welsh | ♂ | Ianto | 2%
|
| Basque | ♂ | Iban | 2%
|
| Cornish | ♂ | Jowan | 2%
|
| Welsh | ♂ | Siôn | 2%
|
| Italian | ♂ | Vanni | 2%
|
| Galician | ♂ | Xan | 2%
|
| Galician | ♂ | Xoán | 2%
|
| Galician | ♀ | Xoana | 2%
|
| Asturian | ♂ | Xuan | 2%
|
| Aragonese | ♂ | Chuan | 0%
|
| Corsian | ♂ | Ghjuvanni | 0%
|
| Ladin | ♂ | Giuani | 0%
|
| Albanian | ♂ | Gjoni | 0%
|
| Greek | Sur | Ioannou/Joannou | 0%
|
| Dutch | ♂ | Janke | 0%
|
| French | ♂ | Jeannot | 0%
|
| Dutch | ♀ | Joke | 0%
|
| Serbian | Sur | Jovanović | 0%
|
| Estonian | ♂ | Juho | 0%
|
| Estonian | ♂ | Jukk | 0%
|
| Italian | ♀ | Nina | 0%
|
| Italian | ♂ | Nino | 0%
|
| American | ♂ | Rashaun/Rashawn/Deshaun/Deshawn | 0%
|
| Irish | ♀ | Seona | 0%
|
| Irish | ♀ | Sinéad | 0%
|
| Irish | ♀ | Síne/Shena | 0%
|
| Irish | ♀ | Siún | 0%
|
| Albanian | ♂ | Xhon/Xhoni | 0%
|