Below are the full rosters and coaching staff of the 11 teams of American Association of Professional Baseball.
The Northern League was an independent minor professional baseball league. It was not affiliated with Major League Baseball or the organized minor leagues. The league was founded in 1993 and folded after its 2010 season when financial stability became a problem. The three teams remaining in the league when it folded joined with the remaining teams in United League Baseball and the Golden Baseball League to form a new independent organization called the North American League.
The St. Paul Saints are a Minor League Baseball team of the International League and the Triple-A affiliate of the Minnesota Twins. They are located in Saint Paul, Minnesota, and have played their home games at CHS Field since 2015. They previously played at Midway Stadium from 1993 to 2014.
The Kansas City Monarchs are a professional baseball team based in Kansas City, Kansas. Formerly known as the Kansas City T-Bones, they are members of the American Association of Professional Baseball; which, in 2020, became designated as a Major League Baseball partner league. They have played their home games at Legends Field since 2003, when the team began as a member of the Northern League. In 2011, the team joined the modern American Association. In 2018, the T-Bones won their first-ever American Association championship by defeating the St. Paul Saints. While named the T-Bones, the team's mascot was named Sizzle. On January 21, 2021, the team announced a partnership with the Negro Leagues Baseball Museum and a rebranding to the Kansas City Monarchs, one of the founding teams of that league.
The American Association of Professional Baseball is an independent professional baseball league founded in 2005. It operates in the central United States and Canada, mostly in cities not served by Major League Baseball teams or their minor league affiliates. Joshua Schaub is the league commissioner. League offices are located in Moorhead, Minnesota. Though a separate entity, the league shared a commissioner and director of umpires with the Canadian American Association of Professional Baseball during that league's existence. The American Association of Professional Baseball has 501(c)(6) tax-exempt status with the Internal Revenue Service. In 2020, as part of MLB's reorganization of the minor leagues, the American Association, together with the Atlantic League and the Frontier League, became an official MLB Partner League.
The Western League was the name of several American sports leagues in Minor League Baseball. This article concentrates on the Western Leagues that operated from 1900 to 1937 and from 1947 to 1958.
Rene Michael Tosoni is a Canadian former professional baseball outfielder. He played in Major League Baseball (MLB) for the Minnesota Twins in 2011 and has also played in International competitions with the Canada national baseball team. He is 6 feet (1.8 m) tall and weighs 194 pounds (88 kg). He bats left-handed, yet plays his position right-handed.
The Sioux Falls Canaries are a professional baseball team based in Sioux Falls, South Dakota, United States. The Canaries are members of the North Division of the American Association of Professional Baseball, an official Partner League of Major League Baseball. Since the 1993 season, the Canaries have played their home games at Sioux Falls Stadium, commonly known as The Birdcage. From 2010 to 2012, the team was called the Sioux Falls Fighting Pheasants.
Steven Lewis Montgomery is an American professional baseball coach and former pitcher who is currently the manager for the Sioux City Explorers of the American Association of Professional Baseball. He played for the Oakland Athletics from 1996 to 1997, Philadelphia Phillies in 1999, and San Diego Padres in 2000.
Osvaldo "Ozzie" Martínez is a Puerto Rican professional baseball shortstop for the Sioux City Explorers of the American Association of Professional Baseball. He has previously played in Major League Baseball (MLB) for the Florida Marlins.
Derrick Lamar Robinson is an American former professional baseball outfielder. He played in Major League Baseball (MLB) for the Cincinnati Reds in 2013.
Eury Eduardo Pérez is a Dominican professional baseball outfielder for the Hagerstown Flying Boxcars of the Atlantic League of Professional Baseball. He has previously played in Major League Baseball (MLB) for the Washington Nationals, New York Yankees, and Atlanta Braves.
Adrián Nieto is a Cuban former professional baseball catcher. He played one season in Major League Baseball (MLB) for the Chicago White Sox.
Richard Jesus Salazar is a Venezulean former professional baseball pitcher who is currently a coach in the Minnesota Twins minor league system.
Casey Harold Gillaspie is an American former professional baseball first baseman. He played college baseball at Wichita State. He was drafted by the Tampa Bay Rays in the first round of the 2014 MLB draft, and traded to the Chicago White Sox in 2017. Despite his draft status, and spending time on Chicago's 40-man roster, he never played in Major League Baseball (MLB).
John Madison Younginer IV is an American former professional baseball pitcher. He played in Major League Baseball (MLB) for the Atlanta Braves in 2016.
Aaron James Whitefield is an Australian professional baseball outfielder for the Sioux Falls Canaries of the American Association of Professional Baseball. He has previously played in Major League Baseball (MLB) for the Minnesota Twins and Los Angeles Angels.
James Dennis Scholten is an American paralegal, politician and professional baseball pitcher for the Sioux City Explorers of the American Association of Professional Baseball. He is from the state of Iowa, and is a member of the Iowa House of Representatives for District 1. Scholten was the Democratic nominee for Iowa's 4th congressional district in the 2018 and 2020 elections.
John Francis Nogowski is an American professional baseball first baseman for the Sioux City Explorers of the American Association of Professional Baseball. He was drafted by the Oakland Athletics in the 34th round of the 2014 MLB draft. He has previously played in Major League Baseball (MLB) for the St. Louis Cardinals and Pittsburgh Pirates.
Anthony Wayne Bender is an American professional baseball pitcher for the Miami Marlins of Major League Baseball (MLB). He played college baseball for Santa Rosa Junior College. He was drafted by the Kansas City Royals with the 613th pick in the 20th round of the 2016 MLB draft. He made his MLB debut in 2021.
Charlie Samuel Valerio is a Dominican former professional baseball catcher and a former bullpen catcher for the Tampa Bay Rays of Major League Baseball. He signed with the Cleveland Indians as an international free agent in 2010 and played in the minor & independent leagues from 2010–2021. Valerio also played for the Dominican Republic national baseball team.