| Position | Catcher |
|---|---|
| Birth date | May 1, 1886 |
| Birth place | Baltimore, Maryland, U.S. |
| Death date | June 3, 1940 (aged 54) |
| Death place | Detroit, Michigan, U.S. |
| Bats | Right |
| Throws | Right |
| Debutleague | MLB |
| Debutdate | May 2 |
| Debutteam | St. Louis Cardinals |
| Finalleague | MLB |
| Finaldate | October 5 |
| Finalteam | Pittsburgh Pirates |
| Statleague | MLB |
| Stat1label | Batting average |
| Stat1value | .290 |
| Stat2label | Home runs |
| Stat2value | 1 |
| Stat3label | RBI |
| Stat3value | 21 |
| Teams |
William Joseph Kelly (May 1, 1886 – June 3, 1940) was an American professional baseball player. He played in parts of four seasons in Major League Baseball for the St. Louis Cardinals and Pittsburgh Pirates from through . He also managed the minor league Port Huron Saints in 1922. Kelly was born in Baltimore, Maryland and died of lung cancer[citation needed] in Detroit, Michigan at the age of 54.
In a brief 4 year, 104 game major league career, Kelly compiled a .290 batting average with 32 runs, 1 home run and 21 RBI.