Where the spelling 잭 comes from
NIKL’s list of loanword spellings (외래어 표기 용례) gives 잭 for Jack.
People in the list with this given name:
- 로어, 잭 (데이비드) — Laugher, Jack (David)
- 속, 잭 — Sock, Jack
- 웰치, 잭 — Welch, Jack
…and 13 more in the list.
Why it is spelled this way
- Matches the spelling in the National Institute of Korean Language loanword usage list.
Jack by the numbers
- US Social Security birth records, 2000–2025: No. 47, 234,890 babies (0.1% girls, 99.9% boys).
- NIKL usage list — people with the given name 잭: 16.
Korean names for Jack
These are the converter’s results for Jack as a boy’s name — real Korean given names from the Supreme Court’s birth statistics (2008–2025).
Sounds like mine
Closest in sound among real Korean names.
김재우Kim JaeuBoy’s name · 71% sound match
김재영Kim JaeyeongBoy’s name · 68% sound match
김은재Kim EunjaeUsed for boys and girls · 67% sound match
No surname given, so we picked 김, one of the three most common Korean surnames.
Meaning
Korean names from what Jack means.
Your name means: 은혜 · God is gracious (from Hebrew יוחנן)
김은재Kim EunjaeUsed for boys and girls · Meaning: Kind, gentle
김은찬Kim EunchanBoy’s name · Meaning: Kind, gentle
김은우Kim EunuBoy’s name · Meaning: Kind, gentle
김잭Kim JaekYour name, Korean styleHangul-only name — no hanja
Sources: US Social Security Administration baby names · NIKL loanword usage list · Loanword Orthography (외래어 표기법) · Supreme Court of Korea birth statistics