Raynal is a surname of French origin. Notable people with the surname include:
Aline Marie Raynal (born 1937), French botanist and botanical illustrator David Raynal (1840–1903), French politician Emmanuel-Alain Raynal (born 1981), French animation producer Étienne Weill-Raynal (1887–1982), French historian, resistant, journalist and Socialist politician François Édouard Raynal (1830–1898), French sailor Frédérick Raynal (born 1966), French video game designer and programmer Guillaume Thomas François Raynal (1713–1796), French writer Jacques Raynal, French Polynesian politician Jean Raynal (1929–2015), French sports journalist Mathieu Raynal, French rugby union referee Maurice Raynal (1884–1954), French art critic Michel Raynal (born 1949), French computer scientist Paul Raynal (1885–1971), French playwright Sylvain Eugène Raynal (1867–1939), French military officer