Raynes is a surname. Notable people with the surname include:

• Andrew Raynes, English bodybuilder
• E. Peter Raynes, English engineer
• Edward Raynes, British clergyman
• J. A. Raynes, English-born American composer and conductor
• John Crawshaw Raynes (1887–1929), English World War I Victoria Cross recipient
• Michael Raynes, English footballer
• Thomas Raynes (1835–1914), English cricketer
• William Robert Raynes (1871–1966), English politician

• Raynes (band)