In the 19th season of the Cuban National Series, Santiago de Cuba won its first title, edging Villa Clara, Forestales, and Vegueros, each of which finished within two games of the champion. The league's 18 teams and 51-game schedule remained unchanged from the prior season.
"Cronología: 1980" (in Spanish). Archived from the original on February 25, 2005. Retrieved 2006-10-05. (Note - text is printed in a white font on a white background, depending on browser used.)