Frank Bancroft's involvement in baseball spanned several decades, during which he took on various roles that contributed to the sport's development during its early years. Born in 1846 in New Hampshire, Bancroft's journey in baseball began in the late 19th century, a period when the sport was evolving into America's pastime.

Bancroft's career in baseball management started with the Worcester Ruby Legs, a team in the National League. He served as their manager in 1880, guiding the team through a challenging season. Although the Ruby Legs struggled to find success on the field, Bancroft's leadership was noted during his tenure. His managerial career continued with the Detroit Wolverines in 1881, where he faced similar challenges in steering the team through the competitive landscape of the National League.

In 1884, Bancroft took on the role of manager for the Providence Grays. Under his management, the Grays achieved a remarkable feat by winning the first-ever postseason championship series, known as the "World's Series," against the New York Metropolitans of the American Association. This victory was a highlight in Bancroft's career, as it demonstrated his ability to lead a team to success in a high-stakes environment.

Bancroft's career also included a stint with the Philadelphia Athletics of the American Association in 1885. Although his time with the Athletics was brief, it added to his experience in managing teams across different leagues. His managerial journey continued with the Indianapolis Hoosiers in 1888, where he once again faced the challenges of guiding a team through the rigors of professional baseball.

Beyond his managerial roles, Bancroft was involved in the administrative side of baseball. He served as the business manager for the Cincinnati Reds, a position that allowed him to influence the operations and strategic direction of the team. His work with the Reds extended into the early 20th century, during which he played a role in the team's activities and decisions.

Frank Bancroft's career in baseball was marked by his adaptability and involvement in various capacities within the sport.