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Bobby Doerr League
5-22-2028
Don Marrero Starting Pitcher
Retired (2025, Age 37)
CAREER BIOGRAPHICAL DATA
ERA 4.31 Total Rating B    Bats/Throws R/R
W-L 96-75 Status Retired (2025) Option Years 0  
SV 0 Age 39 (OS 40) Date of Birth 10-22-1988
K 1163 Drafted Round 2, Pick 22
(2009)		 Majors Svc Time 8 years
(103 games)
IP 1548.1
WHIP 1.37
OFFENSE PITCHING MENTORING
Contact vs. R D- Contact vs. L D- Endurance B+   Ldrship C-
Power vs. R D- Power vs. L D- Velocity C+   Mentor Val B-
Speed C+ Bunt D- Control B+
POSITIONS DEFENSE/HEALTH POSTSEASON
 C * --- SS --- Range D  WS Rings 0
1B --- LF --- Arm D- WS Appearances 0
2B --- CF ---   Health F  LCS Appearances 1
3B --- RF ---   Injured Days 0 All Star Teams 0
* League requires 50% rating to start at catcher.

Year H/A W L G GS CG SHO SV BS IP H R ER HBP BB SO WHIP ERA
2015 Away 3 2 7 7 1 0 0 0 49.1 48 22 22 2 19 28 1.36 4.01
2015 Home 3 1 8 8 1 0 0 0 49.1 60 32 30 1 24 37 1.70 5.47
2016 Away 5 6 15 15 0 0 0 0 83.1 115 70 62 2 38 61 1.84 6.70
2016 Home 4 3 8 8 1 0 0 0 56.1 56 32 29 0 19 35 1.33 4.63
2018 Away 1 0 19 0 0 0 0 0 24.1 39 27 26 0 10 18 2.01 9.62
2018 Home 1 0 16 0 0 0 0 0 40.2 34 19 18 0 15 30 1.20 3.98
2019 Away 3 8 22 6 4 0 0 1 69.2 68 34 24 0 32 48 1.44 3.10
2019 Home 6 0 22 6 2 1 0 0 64.0 53 17 17 0 19 53 1.13 2.39
2020 Away 10 3 16 16 2 0 0 0 121.2 96 50 49 4 46 95 1.17 3.62
2020 Home 10 3 15 15 3 1 0 0 115.1 101 38 37 1 34 84 1.17 2.89
2021 Away 6 8 15 15 2 0 0 0 87.1 93 59 54 5 26 65 1.36 5.56
2021 Home 7 3 15 15 1 1 0 0 117.1 108 41 36 0 38 88 1.24 2.76
2022 Away 5 8 19 19 2 0 0 0 122.0 129 71 61 1 43 94 1.41 4.50
2022 Home 4 6 12 12 0 0 0 0 81.1 87 50 49 2 27 69 1.40 5.42
2023 Away 8 7 17 17 3 1 0 0 108.2 124 62 60 1 35 73 1.46 4.97
2023 Home 5 4 15 15 2 1 0 0 109.1 109 50 47 2 31 94 1.28 3.87
2024 Away 5 4 16 16 3 1 0 0 107.0 118 55 53 1 31 86 1.39 4.46
2024 Home 10 9 20 20 2 2 0 0 141.1 135 74 68 1 56 105 1.35 4.33
2028 Away 0 0 0 0 0 0 0 0 0.0 0 0 0 0 0 0 0.00 0.00
2028 Home 0 0 0 0 0 0 0 0 0.0 0 0 0 0 0 0 0.00 0.00
Total Away 46 46 146 111 17 2 0 1 773.1 830 450 411 16 280 568 1.44 4.78
Total Home 50 29 131 99 12 6 0 0 775.0 743 353 331 7 263 595 1.30 3.84
Total
96
 75
277
210
29
8
0
 1
1548.1
 1573 803 742 23 543
1163
1.37
4.31
Career Transactions
DateTransaction
2025-11-01Don Marrero has retired from the Detroit Panthers
2025-04-01The Detroit Panthers have promoted Frank Robertson to the major league team. The Detroit Panthers have promoted Jack Boone to the major league team. The Detroit Panthers have designated Don Marrero for assignment.
2024-08-01Don Marrero of the Detroit Panthers is injured and is expected to be out 4 days.
2021-08-05Don Marrero of the Detroit Panthers is injured and is expected to be out 15 days.
2018-05-29Don Marrero of the Detroit Panthers is injured and is expected to be out 35 days.
2018-04-01The Detroit Panthers have promoted Don Marrero to the major league team.
2017-04-01The Detroit Panthers have promoted Guillermo Pattison to the major league team. The Detroit Panthers have designated Don Marrero for assignment.
2015-06-06The Detroit Tigers have promoted Don Marrero to the major league team. The Detroit Tigers have sent Johnny Arft to the minors.
2015-05-05The Detroit Tigers have acquired Don Marrero from the waiver wire.
2014-04-04The Cincinnati Reds have waived Don Marrero.
2012-08-30The Cincinnati Reds have acquired Don Marrero from the waiver wire.
2009-04-01The Oakland Oranges have waived Don Marrero.