How to write “Jack” in Korean

잭 jaek Listen to 잭, AI voice Print a free worksheet (PDF)

What Korean friends call you

• 잭아 jae-ga — a friend calling out to you (never to someone older)
• 잭 씨 jaek-ssi — polite: someone you just met, or at work

Calling someone, Koreans add 아 after a final consonant and 야 after a vowel.

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Korean spellings of Jack

• 잭 359 (100%)

Korean labels of 359 people named Jack on Wikidata, October 2026. Wikipedia leans to the official spelling.

Well-known people named Jack, as Wikidata writes them in Korean (November 2026):

• Jack London — 잭 런던
• Jack Lemmon — 잭 레먼
• Jack Kilby — 잭 킬비
• Jack LaLanne — 잭 라랜

342,945 babies were named Jack in the US from 1960 to 2025, the 114th most common name.

Block by block

• 잭 = ㅈ + ㅐ + ㄱ · 6 strokes
  • ㅈ 지읒 (j) · 2 strokes
  • ㅐ 애 (ae) · 3 strokes
  • ㄱ 기역 (g / k) · 1 stroke

  Also in 잭: Jackson 잭슨

More names: Kyle 카일 · Chloe 클로이 · Evan 에반 · Isaiah 아이제이아 · Mia 미아

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