Nebula Winners Thirteen is a 1980 anthology of short stories edited by Samuel R. Delany. The included works had won the Nebula Award and were originally published in 1977. The stories had originally appeared in the magazines The Magazine of Fantasy & Science Fiction, Isaac Asimov's Science Fiction Magazine, Analog and the anthology 2076: The American Tricentennial, edited by Edward Bryant.

Contents:
Introduction, by Samuel R. Delany
"Jeffty Is Five", by Harlan Ellison
"Air Raid", by Herb Boehm
"The Screwfly Solution", by Raccoona Sheldon
"Particle Theory", by Edward Bryant
"Stardance", by Spider Robinson & Jeanne Robinson
"Aztecs", by Vonda N. McIntyre
The Nebula Winners, 1965-1977