| Roy Parker | |
| Position: | Pitcher |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 29 February 1896 |
| Birth Place: | Union, Missouri |
| Death Place: | Tulsa, Oklahoma |
| Debutleague: | MLB |
| Debutdate: | September 10 |
| Debutyear: | 1919 |
| Debutteam: | St. Louis Cardinals |
| Finalleague: | MLB |
| Finaldate: | September 16 |
| Finalyear: | 1919 |
| Finalteam: | St. Louis Cardinals |
| Statleague: | MLB |
| Stat1label: | Games played |
| Stat1value: | 2 |
| Stat2label: | Innings pitched |
| Stat2value: | 2 |
| Stat3label: | Earned runs |
| Stat3value: | 7 |
| Teams: |
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Roy William Parker (February 29, 1896 – May 17, 1954) was an American pitcher in Major League Baseball. After serving in the United States Navy during World War I, he played for the St. Louis Cardinals in 1919.[1]