Paul Sidney Laune (born Woodward, Oklahoma 1899 — died 1977) was an author, painter and illustrator, known for his book covers and for paintings he did of rural Western U.S. pioneer scenes. He covered pioneers, ranch-life, quarter horses in his paintings. He painted five murals for the Plains Indians and Pioneers Museum in his hometown.
After graduating from the University of Oklahoma, Laune worked as an illustrator and art critic in New York. He also lived in Phoenix, Arizona, where he drew quarter horses and wrote a book on them.
Among the more famous works he illustrated, were books in the Hardy Boys Mystery Series.
- The Secret Warning. Hardy Boys Mystery Series, illustrations, 1938
- The Thirsty Pony, author, cover art and illustrations, 1940
- The Clue of the Broken Blade. Hardy Boys Mystery Series #21, illustrator, 1942
- The Flickering Torch Mystery. Hardy Boys Mystery Series #22, illustrator
- The Mustang Roundup, author
- The Silver Chalice, illustrations, 1952
- When the Legends Die, book cover, 1963
- America's Quarter Horses, author, 1977