Oswaldo Mairena, born in Chinandega, Nicaragua, played 3 seasons (2000–2002) primarily as a pitcher, mostly with the Florida Marlins, Chicago Cubs. He finished with a 2–3 record, a 6.06 ERA and 21 strikeouts, 9th among Nicaraguan-born pitchers.
- Born
- July 30, 1975 · Chinandega, Nicaragua · 2 major leaguers from Chinandega
- Bats / Throws
- L / L
- Teams
- Florida Marlins, Chicago Cubs
Pitching
| Year | Team | W | L | ERA | G | GS | SV | IP | SO | BB |
|---|---|---|---|---|---|---|---|---|---|---|
| 2000 | Chicago Cubs | 0 | 0 | 18.00 | 2 | 0 | 0 | 2.0 | 0 | 2 |
| 2002 | Florida Marlins | 2 | 3 | 5.35 | 31 | 0 | 0 | 33.2 | 21 | 12 |
| Career | 2 | 3 | 6.06 | 33 | 0 | 0 | 35.2 | 21 | 14 |