| Juan Castillo | |
| Position: | Pitcher |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | June 23, 1970 |
| Birth Place: | Caracas, Venezuela |
| Debutleague: | MLB |
| Debutdate: | July 26 |
| Debutyear: | 1994 |
| Debutteam: | New York Mets |
| Finalleague: | MLB |
| Finaldate: | July 31 |
| Finalyear: | 1994 |
| Finalteam: | New York Mets |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 0–0 |
| Stat2label: | Earned run average |
| Stat2value: | 6.94 |
| Stat3label: | Strikeouts |
| Stat3value: | 1 |
| Teams: |
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Juan Francisco Castillo Azdura (born June 23, 1970) is a former Major League Baseball right-handed relief pitcher who played for the New York Mets in 1994.
Castillo compiled a career 0–0 record with 1 strikeout and a 6.94 of ERA in 11 innings.