Carolyn Mackler (born July 13, 1973 in Manhattan) is an American author of young adult literature. She has written five novels including Love and Other Four-Letter Words, The Earth, My Butt, and Other Big Round Things, which won and honorable mention from the Michael L. Printz award,Vegan Virgin Valentine, Guyaholic: A Story of Finding, Flirting, Forgetting...and the Boy Who Changes Everything, Tangled. Her novels are in print in many different countries such as: the United Kingdom, Australia, Germany, France, Italy, Korea, the Netherlands, Denmark, Israel, and Indonesia. Mackler has also contributed to many teen magazines including Seventeen, Storyworks, Glamour, Girl's Life, American Girl, and CosmoGIRL!. She coauthored The Future of Us with Jay Asher.
Mackler was born in Manhattan, but when she was one her parents moved to Greenwich Village, later to Syracuse, New York, and finally to Brockport, New York, which is the setting for many of her novels. Her mother read to her often and her father told her stories of his own life. Mackler was always interested in writing, and from an early age tested her talent at it. Beginning at age four she created a newspaper with her best friend, recorded stories on a tape recorder, and dictated her stories to her mother who wrote them down for her. She lived in Brockport until leaving for college in 1991. From 1991-1995 she attended Vassar College where she obtained a degree in Art History in 1995. After college, Mackler drifted and lived in Seattle, Washington briefly before returning to New York City in December 1995. In 2003, Mackler married her husband and they now live in an apartment in Manhattan with their two sons.