William "Cannon Ball" Stemmeyer (May 6, 1865 – May 3, 1945) was a Major League Baseball

Major League Baseball

Major League Baseball is the highest level of professional baseball in the United States and Canada, consisting of teams that play in the National League and the American League...

 pitcher

Pitcher

In baseball, the pitcher is the player who throwsthe baseball from the pitcher's mound toward the catcher to begin each play, with the goal of retiring a batter, who attempts to either make contact with the pitched ball or draw a walk. In the numbering system used to record defensive plays, the...

 for the Boston Beaneaters

Atlanta Braves

The Atlanta Braves are a professional baseball club based in Atlanta, Georgia. The Braves are a member of the Eastern Division of Major League Baseball's National League. The Braves have played in Turner Field since 1997....

 and Cleveland Blues

Cleveland Spiders

The Cleveland Spiders were a Major League Baseball team which played between 1887 and 1899 in Cleveland, Ohio. The team played at National League Park from 1889 to 1890 and at League Park from 1891 to 1899.- 1887-1891 :...

.

In 1886 - his first and only full season in the majors - Stemmeyer led the National League

National League

The National League of Professional Baseball Clubs, known simply as the National League , is the older of two leagues constituting Major League Baseball, and the world's oldest extant professional team sports league. Founded on February 2, 1876, to replace the National Association of Professional...

 in strikeouts/9IP (6.17) and wild pitch

Wild pitch

In baseball, a wild pitch is charged against a pitcher when his pitch is too high, too short, or too wide of home plate for the catcher to control with ordinary effort, thereby allowing a baserunner, perhaps even the batter-runner on strike three or ball four, to advance.A wild pitch usually...

es (63). The 63 wild pitches is still the highest single-season total in MLB history.

Stemmeyer died in his hometown three days before his 80th birthday.