J. C. Romero, nacido en Rio Piedras, Puerto Rico, jugó 14 temporadas (1999–2012), principalmente como lanzador, sobre todo con Minnesota Twins, Philadelphia Phillies, Boston Red Sox. Terminó con marca de 34–28, efectividad de 4.16 y 526 ponches, 15.º entre los lanzadores puertorriqueños.
- Nació
- 4 de junio de 1976 · Rio Piedras, Puerto Rico · 36 peloteros de Río Piedras
- Batea / Lanza
- B / L
- Equipos
- Minnesota Twins, Philadelphia Phillies, Boston Red Sox, Los Angeles Angels of Anaheim, Colorado Rockies, St. Louis Cardinals, Baltimore Orioles
Pitcheo
| Año | Equipo | G | P | EFE | J | JI | SV | IP | K | BB |
|---|---|---|---|---|---|---|---|---|---|---|
| 1999 | Minnesota Twins | 0 | 0 | 3.72 | 5 | 0 | 0 | 9.2 | 4 | 0 |
| 2000 | Minnesota Twins | 2 | 7 | 7.02 | 12 | 11 | 0 | 57.2 | 50 | 30 |
| 2001 | Minnesota Twins | 1 | 4 | 6.23 | 14 | 11 | 0 | 65.0 | 39 | 24 |
| 2002 | Minnesota Twins | 9 | 2 | 1.89 | 81 | 0 | 1 | 81.0 | 76 | 36 |
| 2003 | Minnesota Twins | 2 | 0 | 5.00 | 73 | 0 | 0 | 63.0 | 50 | 42 |
| 2004 | Minnesota Twins | 7 | 4 | 3.51 | 74 | 0 | 1 | 74.1 | 69 | 38 |
| 2005 | Minnesota Twins | 4 | 3 | 3.47 | 68 | 0 | 0 | 57.0 | 48 | 39 |
| 2006 | Los Angeles Angels of Anaheim | 1 | 2 | 6.70 | 65 | 0 | 0 | 48.1 | 31 | 28 |
| 2007 | Boston Red Sox / Philadelphia Phillies | 2 | 2 | 1.92 | 74 | 0 | 1 | 56.1 | 42 | 40 |
| 2008 | Philadelphia Phillies | 4 | 4 | 2.75 | 81 | 0 | 1 | 59.0 | 52 | 38 |
| 2009 | Philadelphia Phillies | 0 | 0 | 2.70 | 21 | 0 | 0 | 16.2 | 12 | 13 |
| 2010 | Philadelphia Phillies | 1 | 0 | 3.68 | 60 | 0 | 3 | 36.2 | 28 | 29 |
| 2011 | Philadelphia Phillies / Colorado Rockies | 1 | 0 | 4.01 | 36 | 0 | 0 | 24.2 | 19 | 15 |
| 2012 | St. Louis Cardinals / Baltimore Orioles | 0 | 0 | 9.00 | 16 | 0 | 0 | 12.0 | 6 | 3 |
| Carrera | 34 | 28 | 4.16 | 680 | 22 | 7 | 661.1 | 526 | 375 |