| Girl | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Boy | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Girl | ||||||||||||
| A | B | C | D | E | F | G | H | I | J | K | L | M |
| N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Boy | ||||||||||||
| A | B | C | D | E | F | G | H | I | J | K | L | M |
| N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Name | Meaning | Gender | Numerology |
|---|---|---|---|
| Jachym | God shall establish | Boy | |
| Jack | he heel grip | Boy | TBD |
| Jakuas | Supplanter | Boy | |
| Jakub | he heel grip | Boy | TBD |
| Jan | God is merciful | Boy | TBD |
| Jan Kern | TBD | Boy | TBD |
| Jarda | TBD | Boy | TBD |
| Jaromil | Born in spring | Boy | |
| Jaromir | Famous spring | Boy | |
| Jaroslav | fame | Boy | TBD |
| Jeremy | with a holy name | Boy | TBD |
| Ji?í | TBD | Boy | TBD |
| Jindrich | Ruler of an enclosure | Boy | |
| Jindrik | Ruler of an enclosure | Boy | |
| Jiri | editor of the Earth | Boy | TBD |
| Jirka | Boer | Boy | TBD |
| Joel | Jehovah is God Strong - willed The name of a Breton saint The biblical prophet Joel wrote the Book of Joel | Boy | TBD |
| Josef | May the Lord add | Boy | TBD |
| Joukl | TBD | Boy | TBD |
| Joza | God will add | Boy | |
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| Jozka | God will add | Boy | |
| Judas | Variant of Judah Praise The praised one This name has become synonymous with traitor, as the apostle Judas Iscariot betrayed Jesus Christ for thirty pieces of silver | Boy | TBD |
| Jurik | Farmer | Boy | |