Judith Appelbaum (born September 26, 1939) is an American editor, consultant and author.
She is Managing Director of Sensible Solutions, Inc., a consulting firm which supports authors and publishers that she co-founded, the Secretary and a member of the Board of Directors of Book Industry Study Group, Inc. and a member of its Executive Committee, Chair of its Marketing Committee and Co-Chair of its Rights Committee, and the Editor of the "IBPA Independent," the monthly publication of the Independent Book Publishers Association. She has been the winner of the Publishing Marketing Association's Lifetime Achievement Award, a columnist and reviewer for The New York Times Book Review, the Managing Editor of "Publishers Weekly," an editor of "Harper's" and a member of the faculty of the University of Denver's Publishing Institute. 
- How To Get Happily Published: A Complete and Candid Guide, Fifth Edition. HarperCollins, 1998, ISBN 978-0-06-273509-6
- The writer's workbook: a full and friendly guide to boosting your book's sales, Judith Appelbaum, Florence Janovic, Pushcart Press, 1991, ISBN 978-0-916366-69-8
- The question of size in the book industry today, Bowker, 1978