Ann Druyan (born June 13, 1949) is an American author and media producer known for her involvement in many projects aiming to popularize and explain science. She is probably best-known as the last wife of Carl Sagan, and co-author of the Cosmos series and book, along with Sagan and Steven Soter.

In her writings, Druyan has stressed the idea that people can have a sense of awe and wonder about the unity of the cosmos without introducing the concept of a god.

Druyan wrote the books Comet and Shadows of Forgotten Ancestors, as well as sections of The Demon-Haunted World, with her late husband Carl Sagan. In addition, she wrote an introduction to The Cosmic Connection and the epilogue to Billions and Billions, both by Sagan. Alone, she wrote the