Reynal is a surname. Notable people with the surname include:
Arnaldo Orfila Reynal (1897–1997), Argentine-Mexican publisher Eugene Reynal (1902–1968), American publisher Reynal & Hitchcock, a New York publishing company he co-founded Jeanne Reynal (1903–1983), American mosaic artist José Reynal-Restrepo (1977–2011), murdered Colombian priest Victoire Cogevina Reynal, American-born Greek-Argentine businesswoman
See also Raynel Espinal (born 1991), Dominican professional baseball pitcher Guillaume Thomas François Raynal (1713–96), French writer