| Position | Pitcher |
|---|---|
| Birth date | August 31, 1976 (age 49) |
| Birth place | Shelby, North Carolina |
| Bats | Right |
| Throws | Right |
| Debutleague | MLB |
| Debutdate | May 16 |
| Debutyear | 2003 |
| Debutteam | Kansas City Royals |
| Finalleague | MLB |
| Finaldate | June 29 |
| Finalyear | 2003 |
| Finalteam | Kansas City Royals |
| Statleague | MLB |
| Stat1label | Win–loss record |
| Stat1value | 2–0 |
| Stat2label | Earned run average |
| Stat2value | 7.71 |
| Stat3label | Strikeouts |
| Stat3value | 12 |
| Teams |
Jason Edward Gilfillan (born August 31, 1976) is a former Major League Baseball pitcher who played for one season. He pitched in 13 games for the Kansas City Royals during the 2003 season.