Phyllis Haislip (born September 1, 1944) is an American author and historian.

Her best-known work may be "Lottie's Courage," the story of a contraband slave growing up during the American Civil War.

Haislip’s work is informed by a Ph.D. from Columbia University in history and extensive, primary source research.

Her scholarly historical works range from the European Renaissance to the United States in World War II.

Her published works on World War I submarine warfare and naval commerce raiders have been especially popular.