How to write “Theodore” in Korean

시어도어 si-eo-do-eo Listen to 시어도어, AI voice Print a free worksheet (PDF)

What Korean friends call you

• 시어도어야 si-eo-do-eo-ya — a friend calling out to you (never to someone older)
• 시어도어 씨 si-eo-do-eo-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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si

eo

do

eo

Listen to 시, AI voice

Korean spellings of Theodore

• 시어도어 52 (100%)

Korean labels of 52 people named Theodore on Wikidata (English-speaking countries), October 2026. Wikipedia leans to the official spelling.

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

• Theodore Roosevelt — 시어도어 루스벨트
• Theodore Dreiser — 시어도어 드라이저
• Theodore William Richards — 시어도어 리처즈
• Theodore Schultz — 시어도어 슐츠

173,958 babies were named Theodore in the US from 1960 to 2025, the 261st most common name.

Block by block

• 시 = ㅅ + ㅣ · 3 strokes
  • ㅅ 시옷 (s) · 2 strokes
  • ㅣ 이 (i) · 1 stroke

  Also in 시: Alexis 알렉시스 · Jessica 제시카 · Sydney 시드니

• 어 = ㅇ + ㅓ · 3 strokes
  • ㅇ 이응 (silent / ng) · 1 stroke
  • ㅓ 어 (eo) · 2 strokes

  Also in 어: Wyatt 와이어트 · Xavier 재비어 · Claire 클레어

• 도 = ㄷ + ㅗ · 4 strokes
  • ㄷ 디귿 (d / t) · 2 strokes
  • ㅗ 오 (o) · 2 strokes

  Also in 도: Dominic 도미닉 · Eduardo 에두아르도 · Donald 도널드

• 어 = ㅇ + ㅓ · 3 strokes
  • ㅇ 이응 (silent / ng) · 1 stroke
  • ㅓ 어 (eo) · 2 strokes

시어도어 takes 13 strokes in all.

More names: Tara 타라 · Veronica 베로니카 · Cindy 신디 · Tony 토니 · Chelsea 첼시

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