Sarah MacLean (born December 17, 1978) is a New York Times bestselling American author of young adult novels and romance novels. Her first adult romance novel, Nine Rules to Break When Romancing a Rake debuted on the New York Times Bestseller List, where it stayed for four weeks. Since then, all of her adult romance novels have been on the New York Times and USA Today bestseller lists. Since February 2014, MacLean has written a monthly romance novel review column for The Washington Post. She is a two-time winner of the Romance Writers of America RITA Award for Best Historical Romance for A Rogue by Any Other Name in 2013 and No Good Duke Goes Unpunished in 2014.