| Country | Day | Month | Names |
| 20 | November | Anatol, Edmund, Feliks, Jeron, Oktawiusz, Sędzimir |
| Country | Day | Month | Names |
| 8 | February | Jeronim, Jerko | |
| 8 | February | Jerónimo, Lucio, Elisanda | |
| 20 | July | Alvydas, Ceslovas, Jeronimas, Vismante | |
| 30 | September | Jeronim, Jerko | |
| 30 | September | Jeroným | |
| 30 | September | Bytaute, Jeronimas, Sofija, Zymantas | |
| 30 | September | Jerónimo | |
| 30 | September | Jerome, Jeronima, Gerome, Geromino |