Arthur Irwin's journey through the world of baseball is a tale of innovation and adaptability. Born in Canada, Irwin moved to the United States, where he began his professional baseball career. He played as a shortstop and was known for his defensive skills and strategic mind. Irwin's career spanned several teams, including the Worcester Ruby Legs, Providence Grays, Boston Beaneaters, Philadelphia Quakers, and Washington Nationals, among others.

Irwin's time with the Providence Grays was particularly noteworthy. He was part of the team when they won the National League pennant in 1884. His defensive prowess was a key element of the Grays' success, and he was known for his quick reflexes and strong arm. During his playing days, Irwin was also credited with introducing the use of the padded glove, a significant development in the sport. This innovation helped players protect their hands and improved fielding performance.

After his playing career, Irwin transitioned into management and coaching roles. He managed several teams, including the Philadelphia Phillies and the New York Giants. His managerial career was marked by his ability to develop young talent and his strategic approach to the game. Irwin also spent time as a scout, where he continued to influence the sport by identifying and nurturing new players.

Irwin's involvement in baseball extended beyond the field. He was known for his business acumen and was involved in various ventures related to the sport. His understanding of the game and its business aspects made him a respected figure in baseball circles.

Throughout his career, Arthur Irwin was known for his innovative approach and his ability to adapt to the changing landscape of baseball.