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| Name | Team | Age |
| John Guerrero | Retired (1985, Age 35) | Died (2017, Age 67) |
| Drafted | Position | Bats/Throws |
| Round 3, Pick 63 (1972) |
SP | R/R |
| League | Option Years
|
Majors Service Time |
| Keller Stargell League | 0 | 3 years (42 games) |
| Total Rating
|
Arm | Range |
| Contact vs R | Contact vs L | Speed |
| Power vs R | Power vs L | Bunting |
| Endurance | Velocity | Control |
| Leadership
|
Mentor Value
|
|
| Health
|
Injured Days
|
Birthday |
| 0 | 9/28/1950 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 0 | 0 |
| Alt Pos (---) | Alt Pos (---) | Alt Pos (---) |
| (0.0 %) | (0.0 %) | (0.0 %) |
Stats | Splits | Playoffs | Energy | Improvements | Past Skills | Awards | Batting | Fielding | Game Log
| Year | Vs | G | IP | SO | BB | H | WHIP |
| 1979 | AHB | 5 | 4.0 | 3 | 3 | 8 | 2.75 |
| 1979 | HHB | 3 | 1.2 | 1 | 0 | 9 | 5.40 |
| 1979 | LHB | 8 | 3.2 | 3 | 1 | 10 | 3.00 |
| 1979 | RHB | 7 | 2.0 | 1 | 2 | 7 | 4.50 |
| 1982 | AHB | 19 | 95.2 | 60 | 43 | 123 | 1.74 |
| 1982 | HHB | 14 | 99.0 | 62 | 26 | 93 | 1.20 |
| 1982 | LHB | 33 | 96.1 | 62 | 34 | 113 | 1.53 |
| 1982 | RHB | 32 | 98.1 | 60 | 35 | 103 | 1.40 |
| 1983 | AHB | 15 | 92.1 | 57 | 31 | 96 | 1.38 |
| 1983 | HHB | 17 | 118.1 | 85 | 37 | 110 | 1.24 |
| 1983 | LHB | 32 | 109.1 | 79 | 34 | 109 | 1.31 |
| 1983 | RHB | 32 | 101.1 | 63 | 34 | 97 | 1.29 |
| 1984 | AHB | 15 | 96.1 | 72 | 33 | 104 | 1.42 |
| 1984 | HHB | 16 | 111.0 | 86 | 49 | 100 | 1.34 |
| 1984 | LHB | 31 | 110.0 | 88 | 47 | 125 | 1.56 |
| 1984 | RHB | 31 | 97.1 | 70 | 35 | 79 | 1.17 |
| 1985 | AHB | 1 | 1.0 | 0 | 2 | 8 | 10.00 |
| 1985 | HHB | 1 | 5.1 | 5 | 0 | 8 | 1.50 |
| 1985 | LHB | 2 | 5.0 | 4 | 2 | 10 | 2.40 |
| 1985 | RHB | 2 | 1.1 | 1 | 0 | 6 | 4.50 |
| 2029 | AHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2029 | HHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2029 | LHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2029 | RHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| Total | AHB | 55 | 289.1 | 192 | 112 | 339 | 1.56 |
| Total | HHB | 51 | 335.1 | 239 | 112 | 320 | 1.29 |
| Total | LHB | 106 | 324.1 | 236 | 118 | 367 | 1.50 |
| Total | RHB | 104 | 300.1 | 195 | 106 | 292 | 1.33 |
| Total | 106 | 624.2 | 431 | 224 | 659 | 1.41 |
| Date | Transaction |
| 1985-11-01 | John Guerrero has retired from the Free Agency Pool |
| 1985-04-21 | The Brooklyn Golden Ravens have promoted Wilcy Lynn to the major league team. The Brooklyn Golden Ravens have waived John Guerrero. |
| 1982-03-01 | The Brooklyn Golden Ravens have promoted John Hall to the major league team. The Brooklyn Golden Ravens have promoted John Guerrero to the major league team. |
| 1979-04-28 | The Brooklyn Golden Ravens have promoted John Zisk to the major league team. The Brooklyn Golden Ravens have designated John Guerrero for assignment. |
| 1979-04-01 | The Brooklyn Golden Ravens have promoted Paul Throneberry to the major league team. The Brooklyn Golden Ravens have promoted John Guerrero to the major league team. |