| Ricky Seilheimer | |
| Position: | Catcher |
| Bats: | Left |
| Throws: | Right |
| Birth Date: | 30 August 1960 |
| Birth Place: | Brenham, Texas, U.S. |
| Debutleague: | MLB |
| Debutdate: | July 5 |
| Debutteam: | Chicago White Sox |
| Finalleague: | MLB |
| Finaldate: | August 8 |
| Finalteam: | Chicago White Sox |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .212 |
| Stat2label: | Home runs |
| Stat2value: | 1 |
| Stat3label: | Runs batted in |
| Stat3value: | 3 |
| Teams: | |
Ricky Allen Seilheimer (born August 30, 1960) is an American former professional baseball catcher. He was selected by the Chicago White Sox in the first round of the 1979 Major League Baseball Draft.Seilheimer made his Major League Baseball (MLB) debut in at the age of 19, making him the youngest player in the major leagues at that time. During his brief MLB career, he hit one home run notably off future Hall of Fame pitcher Ferguson Jenkins. Although he continued to play with the White Sox organization until, he never again played in the major leagues after 1980.