 Victor Vaughen Morris is considered by most historians to be the inventor of the cocktail . Despite this , there exists an ongoing dispute between Chile and Peru over the origin of the pisco sour . In Chile , a local story developed in the 1980s attributing the invention of the pisco sour to Elliot Stubb , an English steward from a sailing ship named " Sunshine . " Chilean folklorist and historian Oreste Plath contributed to the legend 's propagation by writing that , according to the Peruvian newspaper El Comercio de Iquique , in 1872 , after obtaining leave to disembark , Stubb opened a bar in the then @-@ Peruvian port of Iquique and invented the pisco sour while experimenting with drinks . 
