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| Name | Team | Age |
| Lou Zeffer | Retired (1962, Age 34) | Died (2005, Age 77) |
| Drafted | Position | Bats/Throws |
| Round 26, Pick 403 (1950) |
SP | L/R |
| League | Option Years
|
Majors Service Time |
| Fred Lynn League | 0 | 9 years (139 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 | 4/16/1928 | |
| 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
| Date | Transaction |
| 1962-11-01 | Lou Zeffer has retired from the Washington Demonlords |
| 1953-03-01 | The Washington Demonlords have promoted Lou Zeffer to the major league team. The Washington Demonlords have sent Brent Madison to the minors. |
| 1952-09-12 | The Washington Demonlords have promoted Brent Madison to the major league team. The Washington Demonlords have sent Lou Zeffer to the minors. |
| 1952-08-05 | The Washington Demonlords have promoted Lou Zeffer to the major league team. The Washington Demonlords have sent Ham Radatz to the minors. |
| 1952-07-12 | The Washington Demonlords have promoted John Stefero to the major league team. The Washington Demonlords have sent Lou Zeffer to the minors. |
| 1952-06-06 | The Washington Demonlords have promoted Lou Zeffer to the major league team. The Washington Demonlords have sent Shawon Brown to the minors. |
| 1952-04-13 | The Washington Demonlords have promoted Wally Bierbauer to the major league team. The Washington Demonlords have sent Lou Zeffer to the minors. |
| 1951-09-20 | The Washington Demonlords have promoted Lou Zeffer to the major league team. The Washington Demonlords have sent Tom Moronko to the minors. |
| 1951-09-15 | The Washington Demonlords have promoted Shawon Brown to the major league team. The Washington Demonlords have sent Lou Zeffer to the minors. |
| 1951-08-15 | The Washington Demonlords have promoted Danny Mitchell to the major league team. The Washington Demonlords have promoted Lou Zeffer to the major league team. The Washington Demonlords have sent Ham Radatz to the minors. The Washington Demonlords have sent Terry Howard to the minors. |
| 1951-07-30 | The Washington Demonlords have promoted Wally Bierbauer to the major league team. The Washington Demonlords have promoted Russ Ayala to the major league team. The Washington Demonlords have sent Lou Zeffer to the minors. The Washington Demonlords have sent Tom Moronko to the minors. |
| 1951-04-11 | The Washington Demonlords have promoted Lou Zeffer to the major league team. The Washington Demonlords have sent Wally Bierbauer to the minors. |
| 1951-04-08 | The Washington Demonlords have promoted Bill Voyles to the major league team. The Washington Demonlords have promoted Wally Bierbauer to the major league team. The Washington Demonlords have sent Lou Zeffer to the minors. The Washington Demonlords have sent Harvey Hamilton to the minors. |
| 1950-06-27 | The Washington Demonlords have promoted Lou Zeffer to the major league team. The Washington Demonlords have sent Ham Radatz to the minors. |
| 1950-05-31 | The Washington Demonlords have promoted Ham Radatz to the major league team. The Washington Demonlords have sent Lou Zeffer to the minors. |
| 1950-04-12 | The Washington Demonlords have renamed Frank Vina to Lou Zeffer. |
| 1950-04-12 | The Washington Demonlords have renamed Frank Vina to Frank Vina. |
| 1950-04-01 | The Washington Demonlords have promoted Butch Smith to the major league team. The Washington Demonlords have promoted Frank Vina to the major league team. The Washington Demonlords have sent Terry Haislip to the minors. The Washington Demonlords have sent Wally Bierbauer to the minors. |