Andrew Knizner Bio
Andrew Robert Knizner is an American professional baseball catcher for the Seattle Mariners of Major League Baseball (MLB). He has previously played in MLB for the St. Louis Cardinals, Texas Rangers, and San Francisco Giants. Known for his strong defensive skills and versatility behind the plate, Knizner has established himself as a reliable player in the league since his debut in 2019. His journey through various teams showcases his adaptability and commitment to the sport.
Early Life and Background
Andrew Knizner was born on February 3, 1995, in Mechanicsville, Virginia. He attended Hanover High School, where he excelled in baseball, serving as the captain of his high school team during his senior year. Knizner’s impressive performance included a batting average of .453 and five home runs, leading his team to a Virginia Class AAA state championship. After graduating from high school, he pursued further education at North Carolina State University, where he played for the NC State Wolfpack. His collegiate career was marked by significant achievements, including being named to the Louisville Slugger Freshman All-American team.
During his time at North Carolina State University, Knizner transitioned from third base to catcher, a move that would define his professional career. He played summer baseball in the Cape Cod Baseball League for the Wareham Gatemen in 2014 and 2015, further honing his skills. As a junior, he showcased his talent by batting .292 with six home runs and 30 runs batted in, along with an impressive .991 fielding percentage.
Path to Baseball
Andrew Knizner was drafted by the St. Louis Cardinals in the seventh round of the 2016 Major League Baseball draft after his junior year. He made his professional debut with the Johnson City Cardinals, where he quickly made a name for himself by posting a .319 batting average with six home runs and 42 runs batted in over 53 games. His performance earned him a spot on the Appalachian League postseason All-Star team. Knizner’s early career was marked by rapid advancement, as he was promoted to the Peoria Chiefs and later to the Double-A Springfield Cardinals, where he continued to excel.
In 2018, Knizner’s performance earned him a selection to represent the Cardinals in the All-Star Futures Game. He finished the season with a combined batting average of .313 across two teams, showcasing his potential as a future major league player. His consistent performance and dedication to improvement set the stage for his eventual call-up to the major leagues.
Andrew Knizner Career
Early Career (2016-2018)
Knizner’s professional career began with the St. Louis Cardinals organization, where he quickly made an impact. He started his journey in 2016 and continued to build on his success in the minor leagues. His notable achievements during this period included being named to the Appalachian League postseason All-Star team and participating in the Arizona Fall League, where he demonstrated his hitting prowess and defensive skills.
By 2019, Knizner’s hard work paid off when he was called up to the major leagues. He made his MLB debut on June 2, 2019, against the Chicago Cubs, marking a significant milestone in his career. In his rookie season, he recorded his first major league hit and home run, showcasing his potential as a valuable player for the Cardinals.
Breakthrough (2019-2023)
Knizner’s breakthrough in the MLB came during the 2019 season when he established himself as a reliable catcher for the St. Louis Cardinals. His performance included a batting average of .226 with two home runs and seven runs batted in over 53 at-bats. In 2020, he faced challenges with limited playing time but returned in 2021 as Yadier Molina’s backup, taking on a more significant role.
The 2022 season saw Knizner gain more playing time due to injuries affecting Molina. He appeared in 96 games, batting .215 with four home runs and 25 runs batted in. In 2023, he signed a one-year contract with the Cardinals, where he continued to contribute to the team’s success, appearing in seventy games and batting .241 with ten home runs and 31 runs batted in.
Notable Works and Milestones
Throughout his career, Andrew Knizner has achieved several milestones, including his MLB debut, consistent performance as a catcher, and contributions to the Cardinals’ success during his tenure. His ability to adapt to various roles and teams has made him a valuable asset in the league.
Andrew Knizner Award Nominations
Andrew Knizner has not received any notable award nominations during his career thus far. However, his consistent performance and contributions to his teams have established him as a respected player in Major League Baseball.
Andrew Knizner Awards Won
Andrew Knizner has not won any major awards in his professional baseball career. His focus has been on developing his skills and contributing to his teams, which has earned him recognition among his peers.
Andrew Knizner Family
Andrew Knizner is married to Ally Rahn, a former Miami Dolphins cheerleader. The couple tied the knot on December 20, 2024, in Jupiter, Florida. Details about their family life and children are not publicly available.
Personal Life
Andrew Knizner maintains a relatively private personal life. His marriage to Ally Rahn marks a significant aspect of his life outside of baseball. As he continues his career with the Seattle Mariners, he remains focused on both his professional and personal commitments.







