| Meaning | supplanter |
| Origin | Hebrew |
| Gender | Boy |
| Popularity | Moderate |
| Length | 6 |
| Syllables | 2 |
| Syllabification | Jay-cob |
Jaycob presents a creative reimagining of a timeless classic, offering familiarity with a contemporary twist. This spelling variation provides distinction while maintaining instant recognition and cultural acceptance. The name combines the accessibility of traditional naming with the individuality of modern interpretation. Jaycob works seamlessly across all contexts, carrying the weight of biblical tradition while feeling thoroughly current. The 'y' substitution adds visual interest and personal flair without compromising pronunciation or professional credibility. Parents seeking to honor conventional naming while asserting uniqueness will find Jaycob ideally balanced. The name ages excellently, suitable for playground introductions and executive boardrooms alike. It offers nickname flexibility—Jay, Jake, Cob—accommodating personal preference and growth. Jaycob demonstrates that tradition and innovation need not conflict, providing a child with solid naming foundation enhanced by distinctive personal touch that sets them apart.
| Jay |
| Jake |
| Cob |
| Coby |
| J.C. |
| Jaycob Megna | American ice hockey player |
| Jaycob Brugman | American baseball player |
| Jaycob Duque | Mexican boxer |
| Jaycob Shoemaker | American football player |
| Jaycob Coleman | Australian Paralympic swimmer |
| Jaycob Sterling | American actor |
| Jaycob Curlee | American singer and guitarist |
| Jaycob Velazquez | American actor |
| Jaycob Megill | American baseball player |
| Jaycob DeGroot | Canadian soccer player |
| Jaycob Bishop | English rugby player |
| Jaycob Eklund | Swedish ice hockey player |
| Jaycob Von der Ley | German footballer |
| Jaycob Martinez | Spanish racing driver |
| Jaycob Hernandez | Mexican taekwondo athlete |
| Jaycob Velasquez | American animator |
| Jaycob Velasco | Mexican artistic gymnast |
| Jaycob Okubo | Japanese-American YouTube personality |
| Jaycob Marley | Character from a mystery novel |
| Jaycob Dixon | Hero in a sci-fi series |
| Jaycob Turner | Lead character in a coming-of-age film |
| Jaycob Harrison | Detective in a crime thriller |
| Jaycob Stone | Wizard protagonist in a fantasy book |
| Jaycob Walker | Space explorer in a sci-fi adventure |
| Jaycob White | Magician in a fantasy world |
| Jaycob Hartman | Time traveler in a science fiction story |
| Jaycob O'Connor | Secret agent in an action-packed novel |
| Jaycob Summers | Vampire character in a supernatural series |
| Jaycob Rivers | Pirate captain in an adventure tale |
| Jaycob Hayes | Spy protagonist in a spy thriller |
| Jaycob Knight | Knight in a medieval fantasy novel |
| Jaycob Archer | Archaeologist in an ancient mystery story |
| Jaycob Westwood | Wild west cowboy in a western book |
| Jaycob Steele | Space pirate in a space opera |
| Jaycob Frost | Superhero with icy powers in a graphic novel |
| Jaycob Blackwood | Werewolf character in a paranormal series |
| Jaycob Kingsley | Musician in a contemporary romance |
| Jaycob Darcy | Gentleman in a historical fiction novel |