The Bentley Rare Book Gallery is a rare book library housed on the lower level of the Horace W. Sturgis Library at Kennesaw State University in Kennesaw, Georgia. It is one of only three certified, museum-grade rare book libraries in Georgia, the others located at the University of Georgia in Athens and Emory University in Atlanta. Named after Mr. Fred D. Bentley, Sr, one of its principal benefactors, and his wife Sarah Bentley, the library contains a diverse collection of works documenting the history of the written and printed word in English.