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| Name | Team | Age |
| Leon Kelleher | Retired (2023, Age 34) | Died (2059, Age 70) |
| Drafted | Position | Bats/Throws |
| Round 3, Pick 35 (2012) |
LF | L/R |
| League | Option Years
|
Majors Service Time |
| Billy Williams League | 0 | 0 years (87 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 | 3/14/1989 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 0 | 0 |
| Alt Pos (RF) | Alt Pos (CF) | Alt Pos (---) |
| (5.2 %) | (4.5 %) | (0.0 %) |
Stats | Splits | Playoffs | Positions | Improvements | Past Skills | Awards | Fielding | Game Log
| Year | Vs | G | AB | H | 2B | 3B | HR | RBI | BB | SO | OPS | OBP | SLG | AVG |
| 2014 | AHP | 6 | 14 | 5 | 1 | 0 | 1 | 1 | 1 | 3 | 1.043 | .400 | .643 | .357 |
| 2014 | HHP | 3 | 6 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | .667 | .333 | .333 | .333 |
| 2014 | LHP | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1.000 | .500 | .500 | .500 |
| 2014 | RHP | 9 | 18 | 6 | 1 | 0 | 1 | 1 | 1 | 2 | .924 | .368 | .556 | .333 |
| 2023 | HHP | 3 | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | .222 | .111 | .111 | .111 |
| 2023 | RHP | 3 | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | .222 | .111 | .111 | .111 |
| Total | AHP | 6 | 14 | 5 | 1 | 0 | 1 | 1 | 1 | 3 | 1.043 | .400 | .643 | .357 |
| Total | HHP | 6 | 15 | 3 | 0 | 0 | 0 | 0 | 0 | 5 | .400 | .200 | .200 | .200 |
| Total | LHP | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1.000 | .500 | .500 | .500 |
| Total | RHP | 12 | 27 | 7 | 1 | 0 | 1 | 1 | 1 | 7 | .693 | .286 | .407 | .259 |
| Total | 12 | 29 | 8 | 1 | 0 | 1 | 1 | 1 | 8 | .714 | .300 | .414 | .276 |
| Date | Transaction |
| 2023-11-01 | Leon Kelleher has retired from the Boston Haffenreffers |
| 2023-09-29 | The Boston Haffenreffers have promoted Floyd Posada to the major league team. The Boston Haffenreffers have promoted Nels Lavender to the major league team. The Boston Haffenreffers have promoted Leon Kelleher to the major league team. |
| 2023-09-29 | The Boston Haffenreffers have acquired Leon Kelleher from the waiver wire. |
| 2022-04-01 | The New York Mets have waived Leon Kelleher. |
| 2021-09-30 | The New York Mets have acquired Leon Kelleher from the waiver wire. |
| 2017-04-01 | The Boston Haffenreffers have waived Leon Kelleher. |
| 2017-04-01 | The Boston Haffenreffers have promoted John Adamson to the major league team. The Boston Haffenreffers have promoted Pete Bell to the major league team. The Boston Haffenreffers have sent Leon Kelleher to the minors. The Boston Haffenreffers have sent Tom Sweetland to the minors. |
| 2017-03-25 | The Boston Haffenreffers have promoted Leon Kelleher to the major league team. |
| 2017-03-25 | The Boston Haffenreffers have promoted Tom Sweetland to the major league team. The Boston Haffenreffers have promoted Dick Dell to the major league team. The Boston Haffenreffers have promoted Leon Kelleher to the major league team. |
| 2016-06-22 | The Boston Haffenreffers have acquired Leon Kelleher from the waiver wire. |
| 2016-04-01 | The Washington G-Men have waived Leon Kelleher. |
| 2016-03-25 | The Washington Billy Goats have acquired Leon Kelleher from the waiver wire. |
| 2015-10-03 | The Kansas City Cowboys have waived Leon Kelleher. |
| 2015-08-16 | The Kansas City Cowboys have acquired Leon Kelleher from the waiver wire. |
| 2015-07-15 | The Boston Haffenreffers have waived Leon Kelleher. |
| 2015-07-10 | The Boston Haffenreffers have acquired Leon Kelleher from the waiver wire. |
| 2015-03-31 | The Detroit Wolverines have waived Leon Kelleher. |
| 2014-07-23 | The Detroit Wolverines have sent Leon Kelleher to the minors. |
| 2014-05-25 | The Detroit Wolverines have promoted Leon Kelleher to the major league team. |
| 2014-05-08 | The Detroit Wolverines have sent Leon Kelleher to the minors. |
| 2014-04-01 | The Detroit Wolverines have promoted Leon Kelleher to the major league team. |
| 2013-08-03 | The Detroit Wolverines have promoted Gregg Miller to the major league team. The Detroit Wolverines have sent Leon Kelleher to the minors. |
| 2013-08-03 | Trade #1360873 has been completed between the Kansas City Cowboys and the Detroit Wolverines. The Detroit Wolverines receive Leon Kelleher, Draft Pick 2014 Round 3 KC (John Miller) from the Kansas City Cowboys in exchange for Rick Britain. |
| 2012-04-05 | The Kansas City Cowboys have acquired Leon Kelleher from the waiver wire. |
| 2012-03-31 | The Cleveland Rockers have waived Leon Kelleher. |