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| Name | Team | Age |
| Jeff Sierra | Retired (2136, Age 36) | Died (2167, Age 67) |
| Drafted | Position | Bats/Throws |
| Round 4, Pick 61 (2120) |
RP | R/L |
| League | Option Years
|
Majors Service Time |
| Tommy John League | 0 | 4 years (72 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 | 3/27/2100 | |
| 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 | Type
|
Chances
|
Endurance | Velocity | Control | Total |
| 2120 | Minors | 27.00 | 0 / 1 | 6 / 14 | 4 / 12 | 10 / 27 |
| 2121 | Majors | 20.00 | 0 / 0 | 0 / 8 | 3 / 12 | 3 / 20 |
| 2122 | Majors | 20.00 | 0 / 0 | 4 / 8 | 4 / 12 | 8 / 20 |
| 2123 | Majors | 29.00 | 1 / 1 | 8 / 19 | 2 / 9 | 11 / 29 |
| 2124 | Majors | 31.00 | 0 / 1 | 4 / 13 | 4 / 17 | 8 / 31 |
| 2125 | Majors | 19.00 | 0 / 0 | 3 / 12 | 2 / 7 | 5 / 19 |
| 2126 | Majors | 18.00 | 0 / 0 | 2 / 8 | 1 / 10 | 3 / 18 |
| 2127 | Majors | 23.00 | 0 / 0 | 2 / 12 | 1 / 11 | 3 / 23 |
| 2128 | Majors | 24.00 | 0 / 0 | 4 / 14 | 0 / 10 | 4 / 24 |
| 2129 | Majors | 20.00 | 0 / 0 | 1 / 10 | 1 / 10 | 2 / 20 |
| 2130 | Majors | 30.00 | 1 / 2 | 1 / 13 | 4 / 15 | 6 / 30 |
| 2131 | Majors | 47.70 | 1 / 14 | 1 / 17 | 1 / 16 | 3 / 47 |
| 2132 | Majors | 41.48 | 0 / 9 | 0 / 15 | 1 / 17 | 1 / 41 |
| 2133 | Minors | 3.00 | 0 / 1 | 0 / 2 | 0 / 0 | 0 / 3 |
| 2133 | Majors | 21.80 | 0 / 0 | 0 / 8 | 0 / 13 | 0 / 21 |
| 2134 | Majors | 41.05 | -2 / 8 | -5 / 16 | -1 / 17 | -8 / 41 |
| 2135 | Majors | 39.34 | -3 / 6 | -4 / 22 | -5 / 11 | -12 / 39 |
| 2136 | Majors | 23.00 | 0 / 0 | 2 / 11 | 1 / 12 | 3 / 23 |
| Total | -2 / 43 | 29 / 222 | 23 / 211 | 50 / 476 |
| Date | Transaction |
| 2136-11-01 | Jeff Sierra has retired from the Free Agency Pool |
| 2136-04-18 | The Houston Hammers have waived Jeff Sierra. |
| 2136-04-01 | The Houston Hammers have sent Charlie Parnham to the minors. The Houston Hammers have designated Cleatus Rodriguez for assignment. The Houston Hammers have designated Jeff Sierra for assignment. The Houston Hammers have sent Pat Pitts to the minors. The Houston Hammers have sent Art Finnvold to the minors. The Houston Hammers have sent Newt Larkin to the minors. The Houston Hammers have sent Kevin Tyrone to the minors. The Houston Hammers have designated Jim Murray for assignment. The Houston Hammers have sent Johnny Gilmore to the minors. The Houston Hammers have sent Mark Puhl to the minors. The Houston Hammers have designated George Lyons for assignment. The Houston Hammers have promoted Frederich Bernal to the major league team. The Houston Hammers have promoted Rafael Short to the major league team. |
| 2133-08-16 | The Houston Hammers have sent Wally Sykes to the minors. The Houston Hammers have sent Josh Ogden to the minors. The Houston Hammers have sent Johnny Gilmore to the minors. The Houston Hammers have promoted Jeff Pena to the major league team. The Houston Hammers have promoted Jeff Sierra to the major league team. |
| 2133-08-16 | The Houston Hammers have acquired Jeff Sierra from the waiver wire. |
| 2133-06-29 | The Philadelphia Riot have waived Jeff Sierra. |
| 2133-05-30 | The Philadelphia Riot have designated Jeff Sierra for assignment. |
| 2131-09-03 | Jeff Sierra of the Philadelphia Riot is injured and is expected to be out 21 days. |
| 2131-04-01 | The Philadelphia Riot have promoted Jeff Sierra to the major league team. The Philadelphia Riot have promoted Scott Kravec to the major league team. |
| 2131-03-25 | The Philadelphia Riot have acquired Jeff Sierra from the waiver wire. |
| 2121-04-01 | The Pittsburgh Maulers have waived Jeff Sierra. |