Reginald H. Neal (1909–1992) was an American painter and graphic artist, especially a printmaker, who is most famous for his op art works.
Neal was born in Leicester, England. He moved to Decatur, Illinois. He received his BA from Bradley University and his master's degree in art history from Chicago University in 1939. His op art works explored optical elements that produced vibrating, flickering and pulsating effects. He is well known as a teacher as well. He taught at the Escuela de Bellas Artes, Mexico and the Contemporaries Graphic Center, New York.
Neal participated in The Responsive Eye, (Museum of Modern Art, New York, 1965) and Optic Nerve: Perceptual Art of the 1960s (Columbus Museum of Art, Ohio, 2007).
Works by Neal are included in the collections of the Museum of Modern Art, New York; the Library of Congress, Washington, D.C.; Princeton University, New Jersey; The Figge Art Museum, Illinois; and Brigham Young University, Utah.
He died in 1992.