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| Name | Team | Age |
| John Mertz | Retired (1969, Age 36) | Died (2009, Age 76) |
| Drafted | Position | Bats/Throws |
| Round 1, Pick 2 (1954) |
3B | B/R |
| League | Option Years
|
Majors Service Time |
| Mookie Wilson League | 0 | 15 years (78 games) |
| Total Rating
|
Arm | Range |
| Contact vs R | Contact vs L | Speed |
| Power vs R | Power vs L | Bunting |
| Endurance | Velocity | Control |
| Leadership
|
Mentor vs RHP
|
Mentor vs LHP
|
| Health
|
Injured Days
|
Birthday |
| 0 | 8/10/1933 | |
| WS Rings | WS Appearances | LCS Appearances |
| 3 | 6 | 13 |
| Alt Pos (3B) | Alt Pos (LF) | Alt Pos (RF) |
| (77.0 %) | (3.7 %) | (1.8 %) |
Stats | Splits | Playoffs | Positions | Improvements | Past Skills | Awards | Fielding | Game Log
| Year | Type
|
Chances
|
Active | GS | Injured | Contact vs R | Power vs R | Contact vs L | Power vs L | Speed | Arm | Range | Total |
| 1954 | Minors | 66.00 | 2 / 5 | 7 / 11 | 7 / 9 | 2 / 7 | 4 / 11 | 11 / 12 | 10 / 11 | 43 / 66 | |||
| 1955 | Majors | 58.21 | 4 / 9 | 4 / 12 | 3 / 3 | 4 / 8 | 0 / 8 | 6 / 12 | 3 / 6 | 24 / 58 | |||
| 1956 | Majors | 64.62 | 4 / 10 | 3 / 6 | 3 / 10 | 5 / 10 | 4 / 12 | 5 / 10 | 5 / 6 | 29 / 64 | |||
| 1957 | Majors | 64.68 | 5 / 7 | 6 / 11 | 6 / 10 | 5 / 9 | 2 / 10 | 2 / 7 | 7 / 10 | 33 / 64 | |||
| 1958 | Majors | 61.64 | 5 / 7 | 1 / 7 | 3 / 12 | 3 / 11 | 4 / 9 | 1 / 6 | 5 / 9 | 22 / 61 | |||
| 1959 | Majors | 62.59 | 0 / 7 | 4 / 17 | 0 / 9 | 1 / 10 | 1 / 8 | 1 / 8 | 0 / 3 | 7 / 62 | |||
| 1960 | Majors | 68.02 | 3 / 12 | 1 / 9 | 1 / 9 | 4 / 9 | 0 / 10 | 2 / 10 | 3 / 9 | 14 / 68 | |||
| 1961 | Majors | 65.28 | 0 / 7 | 0 / 6 | 3 / 11 | 0 / 10 | 0 / 11 | 2 / 10 | 1 / 10 | 6 / 65 | |||
| 1962 | Majors | 63.59 | 1 / 9 | 0 / 5 | 1 / 9 | 0 / 8 | 2 / 14 | 0 / 7 | 2 / 11 | 6 / 63 | |||
| 1963 | Majors | 66.20 | 1 / 9 | 1 / 5 | 1 / 9 | 1 / 9 | 0 / 11 | 0 / 11 | 1 / 12 | 5 / 66 | |||
| 1964 | Majors | 63.99 | 0 / 8 | 1 / 15 | 0 / 7 | 0 / 9 | 0 / 2 | 1 / 13 | 1 / 9 | 3 / 63 | |||
| 1965 | Majors | 53.69 | 0 / 8 | 0 / 7 | 0 / 6 | 0 / 8 | 0 / 4 | 0 / 12 | 0 / 8 | 0 / 53 | |||
| 1966 | Majors | 54.73 | 0 / 5 | 0 / 8 | 0 / 6 | 0 / 8 | 0 / 10 | 0 / 9 | 0 / 8 | 0 / 54 | |||
| 1967 | Majors | 45.29 | 0 / 6 | 0 / 3 | 0 / 9 | 0 / 9 | 0 / 7 | 0 / 4 | 1 / 7 | 1 / 45 | |||
| 1968 | Majors | 34.85 | 0 / 4 | 0 / 4 | 0 / 5 | 0 / 5 | 0 / 6 | 0 / 1 | 0 / 9 | 0 / 34 | |||
| 1969 | Majors | 12.49 | 0 / 0 | 0 / 2 | 0 / 2 | 0 / 3 | 0 / 2 | 0 / 1 | 0 / 2 | 0 / 12 | |||
| Total | 0 | 0 | 0 | 25 / 113 | 28 / 128 | 28 / 126 | 25 / 133 | 17 / 135 | 31 / 133 | 39 / 130 | 193 / 898 |
| Date | Transaction |
| 1969-11-01 | John Mertz has retired from the Baltimore Mudhens |
| 1968-09-24 | John Mertz of the Baltimore Mudhens is injured and is expected to be out 19 days. |
| 1967-08-23 | John Mertz of the Baltimore Mudhens is injured and is expected to be out 43 days. |
| 1966-03-25 | A trade has been completed between the Baltimore Mudhens and the Chicago Hop Heads. The Chicago Hop Heads receive Pat Rumler, Draft Pick - 1967 Round 2 (BAL) from the Baltimore Mudhens in exchange for John Mertz. |
| 1956-04-01 | The Washington Bullets have promoted John Mertz to the major league team. The Washington Bullets have sent Jim Kennedy to the minors. |
| 1956-03-01 | The Washington Bullets have promoted Jeff Brown to the major league team. The Washington Bullets have sent John Mertz to the minors. |
| 1955-09-02 | The Washington Bullets have promoted John Mertz to the major league team. The Washington Bullets have sent Joe Martin to the minors. |
| 1955-09-02 | The Washington Bullets have promoted Joe Martin to the major league team. The Washington Bullets have sent John Mertz to the minors. |
| 1955-04-01 | The Washington Bullets have promoted John Mertz to the major league team. The Washington Bullets have sent Tom Moffitt to the minors. |