Ernesto Canto Gudiño (18 October 1959 – 20 November 2020) was a Mexican race walker who mainly competed in the 20 kilometer walk.

He competed for Mexico at the 1984 Summer Olympics held in Los Angeles, United States, where he won the gold medal in the men's 20 kilometer walk event.

Canto died in 2020 at the age of 61 from pancreatic and liver cancer.

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