Armando Reynoso was a professional baseball player who played as a pitcher in the Major League Baseball (MLB) for over a decade. Reynoso was born on May 1, 1966, in Mexico City, Mexico, and began his baseball career in the minor leagues in 1986. He played for several minor league teams before making his MLB debut in 1991 with the Atlanta Braves.

Reynoso played for the Braves for two seasons before being traded to the Colorado Rockies in 1993. He spent four seasons with the Rockies and was a key player in the team's early success. Reynoso had a career-best season in 1993, where he won 12 games and had a 4.00 ERA. He also helped the Rockies reach the playoffs in 1995, where they made it to the National League Championship Series.

In 1997, Reynoso signed with the Arizona Diamondbacks, who were a new expansion team at the time. He played for the Diamondbacks for three seasons and was a part of the team's first-ever playoff appearance in 1999. Reynoso had a solid season that year, winning 11 games and posting a 3.91 ERA.

After his time with the Diamondbacks, Reynoso played for the New York Mets in 2000 and the Milwaukee Brewers in 2001. He finished his MLB career with the Kansas City Royals in 2002. Reynoso had a career record of 68-63 with a 4.74 ERA and 704 strikeouts.

Reynoso was known for his ability to throw a variety of pitches, including a fastball, curveball, slider, and changeup. He was also known for his durability, as he pitched over 200 innings in a season twice in his career.

After retiring from baseball, Reynoso returned to Mexico and became a pitching coach. He has worked with several teams in the Mexican League and has also coached for the Mexican national team.

In 2019, Reynoso was inducted into the Mexican Baseball Hall of Fame. He is considered one of the best Mexican-born pitchers in MLB history and is remembered for his contributions to the Rockies and Diamondbacks during their early years as franchises.