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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   Team W L G GS CG SHO SV BS IP H R ER HBP BB SO WHIP ERA Awards
2015 DET
6
 3
15
15
2
0
0
 0
98.2
 108 54 52 3 43
65
1.53
4.74
2016 DET
9
 9
23
23
1
0
0
 0
139.2
 171 102 91 2 57
96
1.63
5.86
2018 DET
2
 0
35
0
0
0
0
 0
65.0
 73 46 44 0 25
48
1.51
6.09
2019 DET
9
 8
44
12
6
1
0
 1
133.2
 121 51 41 0 51
101
1.29
2.76
2020 DET
20
 6
31
31
5
1
0
 0
237.0
 197 88 86 5 80
179
1.17
3.27
2021 DET
13
 11
30
30
3
1
0
 0
204.2
 201 100 90 5 64
153
1.29
3.96
2022 DET
9
 14
31
31
2
0
0
 0
203.1
 216 121 110 3 70
163
1.41
4.87
2023 DET
13
 11
32
32
5
2
0
 0
218.0
 233 112 107 3 66
167
1.37
4.42
2024 DET
15
 13
36
36
5
3
0
 0
248.1
 253 129 121 2 87
191
1.37
4.39
2028
0
 0
0
0
0
0
0
 0
0.0
 0 0 0 0 0
0
0.00
0.00
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.