Sandy Valdespino was born on January 14, 1939, in San Jose de los Lajos, Cuba. He batted and threw left-handed. Valdespino made his Major League Baseball debut on April 12, 1965. He joined the Minnesota Twins organization and first played for the club during the 1965 season. In that year, he received the Twins Bill Boni Outstanding Rookie Award. Valdespino played in the major leagues from 1965 to 1971. He appeared for five different teams during his seven-year career. He was listed at 5 feet 8 inches tall and 170 pounds. He died on February 26, 2023.