Billy Gumbert (August 8, 1865 – April 13, 1946), was a Major League Baseball pitcher in the 19th century.

His brother, Ad Gumbert, and great nephew, Harry Gumbert, were also Major League Baseball pitchers.

[1] He is recognized as the first pitcher in Major League baseball history (third MLB player overall) - and the first player in the then-newly christened National League - to hit a home run in their first at-bat, which he accomplished on June 19, 1890.

[3] He also played football as a lineman for the Pittsburgh Athletic Club.

[1] Billy Gumbert died in his home town of Pittsburgh and was buried in Homewood Cemetery.