Jo Sik (Korean: 조식; Hanja: 曺植; July 10, 1501 – February 21, 1572) was a Korean philosopher, poet, and politician during the Joseon period. He was a Neo-Confucian scholar who had a major influence on the Easterners and the Northerners.

Jo Sik was born in what is modern-day South Gyeongsang Province in 1501.

This section does not cite any sources. (March 2024)

• Father
  • Jo Eon-hyeong (조언형; 曺彦亨)
• Mother
  • Lady Lee of the Incheon Lee clan (인천 이씨)
• Sibling(s)
  • Unnamed older brother
  • Younger sister - Lady Jo of the Changnyeong Jo clan (창녕 조씨; 昌寧 曺氏)
  • Unnamed younger brother
  • Younger sister - Lady Jo of the Changnyeong Jo clan (창녕 조씨; 昌寧 曺氏)
  • Younger sister - Lady Jo of the Changnyeong Jo clan (창녕 조씨; 昌寧 曺氏)
  • Younger sister - Lady Jo of the Changnyeong Jo clan (창녕 조씨; 昌寧 曺氏)
  • Younger sister - Lady Jo of the Changnyeong Jo clan (창녕 조씨; 昌寧 曺氏)
• Spouse
  • Lady Jo of the Nampyeong Jo clan (남평 조씨; 南平 曺氏)
• Children
  • Son - Jo Cha-san (조차산; 曺次山); died prematurely
  • Daughter - Lady Jo of the Changnyeong Jo clan (창녕 조씨; 昌寧 曺氏)
    • Son-in-law - Kim Haeng (김행; 金行)
      • Granddaughter - Lady Kim of the Sangju Kim clan (상주 김씨; 尙州 金氏)
        • Grandson-in-law - Gwak Jae-woo (곽재우; 郭再祐) of the Hyeonpung Gwak clan (1552–1617)
• Concubines and their children
  • Lady Song of the Eunjin Song clan (은진 송씨); daughter of Song Rin (송린)
    • Son - Jo Cha-seok (조차석; 曺次石)
    • Son - Jo Cha-ma (조차마; 曺次磨)
    • Son - Jo Cha-jeong (조차정; 曺次矴)
    • Daughter - Lady Jo of the Changnyeong Jo clan (창녕 조씨; 昌寧 曺氏)
  • Unnamed concubine

• Nammyeong jip (남명집 南冥集)
• Nammyeong hakgi (남명학기 南冥學記)
• Sinmeongsado (신명사도 神明舍圖)
• Pahan japgi (파한잡기 破閑雜記)
• Nammeong hakgi yupyeon (남명학기유편 南冥學記類編)
• Nammyeong ga (남명가 南冥歌)
• Gwonseonjiro ga (권선지로가 勸善指路歌)

• Yi Hwang
• Jeong Gu
• Yi I
• Seong Hon
• Yi Eonjeok