Dennis Danvers (born 1947) is an American author of science fiction novels. He lives in Richmond, Virginia. He is the president of the Byrd Park Civic League.

This list is incomplete; you can help by adding missing items. (July 2017)

• Wilderness (1991) – Nominated for the Bram Stoker Award for Best First Novel
• Time and Time Again (1994), ISBN 0-671-78800-0
• Circuit of Heaven (1998), ISBN 0-380-97447-9
• End of Days (1999), ISBN 0-380-97448-7
• The Fourth World (2000), ISBN 0-380-97761-3
• The Watch (2002), ISBN 0-380-97762-1, described as "being the unauthorized sequel to Peter A. Kropotkin's Memoirs of a Revolutionist as imparted to Dennis Danvers by Anchee Mahur, traveler from a distant future"
• The Bright Spot (2005), ISBN 0-553-58759-5, written under the pen name Robert Sydney.
• Bad Angels (2015)
• Adult Children of Alien Beings. A Tor.Com Original (2015) ISBN 978-146-6889-699
• Orphan Pirates of the Spanish Main. A Tor.Com Original (2016) ISBN 978-076-5389-459
• Once More Into The Abyss. A Tor.Com Original (2016) ISBN 978-076-5390-639