Yoshikawa (written: , , or in hiragana) is a Japanese surname. Notable people with the surname include:
- , Japanese bureaucrat, statesman and politician
- , Japanese gravure idol, actress and AV idol
- , Japanese sprinter and long jumper
- Christine Yoshikawa (born 1974), Canadian-American classical pianist
- , Japanese guitarist
- , Japanese baseball player
- , Japanese writer
- , Japanese politician
- , Japanese politician
- , Japanese actress, fashion model and singer
- , American psychologist
- , Japanese economist
- , Japanese calligrapher
- , Japanese footballer
- , Japanese sinologist
- Mako Yoshikawa (born 1966), American writer
- , Japanese fencer
- , Japanese cyclist
- , Japanese middle- and long-distance runner
- , Japanese manga artist
- , Japanese basketball player
- , Japanese actress
- , Japanese baseball player
- , Japanese academic and writer
- , Japanese golfer
- , Japanese beauty pageant winner
- , Japanese politician
- , Japanese footballer
- , Japanese animator
- , Japanese manga artist
- , Japanese politician
- , Japanese World War II spy
- , Japanese footballer
- , Japanese baseball player
- , Japanese futsal player
- , Japanese racing driver
- , Japanese footballer
- , Japanese photographer
- , Japanese motorcycle racer
- , Japanese composer, music arranger and film producer
- , Japanese sport shooter
Fictional characters
- , a character in the manga series YuruYuri
- , a character in the novel series Sound! Euphonium