Gail Joanne Koff (May 15, 1945 – August 31, 2010) was an American lawyer who became one of the lead partners in the law firm of Jacoby & Meyers, for which she helped establish a New York City office and develop a presence in the Northeastern United States. Koff was the author of the 1985 book The Jacoby & Meyers Practical Guide to Everyday Law and the 1991 Jacoby & Meyers Guide to Divorce, as well as The Jacoby & Meyers Practical Guide to Personal Injury and Love and the Law. She also wrote a weekly legal advice column and hosted a weekly radio show called "The Law and You".