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Bill Mazeroski League
8-1-2126
Lee Prothro Relief Pitcher
Retired (2025, Age 34)
CAREER BIOGRAPHICAL DATA
ERA 4.34 Total Rating 66   Bats/Throws L/L
W-L 34-49 Status Deceased (2064) Option Years 0  
SV 43 Age at Death 74 Date of Birth 12-11-1990
K 384 Drafted Round 5, Pick 74
(2011)		 Majors Svc Time 10 years
(16 games)
IP 612.0
WHIP 1.49
OFFENSE PITCHING MENTORING
Contact vs. R 19 Contact vs. L 5 Endurance 20   Ldrship 3
Power vs. R 4 Power vs. L 4 Velocity 52   Mentor Val 27
Speed 22 Bunt 88 Control 80
POSITIONS DEFENSE/HEALTH POSTSEASON
 C * --- SS --- Range 42 WS Rings 0
1B --- LF --- Arm 61 WS Appearances 0
2B --- CF ---   Health 21 LCS Appearances 0
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 BOS
1
 2
29
0
0
0
1
 3
45.0
 44 20 15 0 10
21
1.20
3.00
2016 BOS
1
 4
44
0
0
0
0
 2
68.2
 103 56 55 0 21
45
1.81
7.21
2017 BOS
3
 4
48
0
0
0
1
 1
73.0
 66 32 28 2 27
58
1.27
3.45
2018 BOS
2
 4
27
0
0
0
0
 0
52.1
 51 21 19 2 18
34
1.32
3.27
2019 BOS
0
 2
19
0
0
0
0
 0
21.0
 22 7 7 1 9
10
1.48
3.00
2020 BOS
1
 1
21
0
0
0
2
 1
28.1
 28 9 9 0 11
13
1.38
2.86
2021 BOS
10
 12
73
0
0
0
0
 8
71.1
 80 45 39 1 25
42
1.47
4.92
2022 BOS
5
 4
62
0
0
0
13
 8
69.1
 68 28 25 1 29
54
1.40
3.25
2023 BOS
6
 2
69
0
0
0
0
 5
68.0
 76 39 33 0 26
38
1.50
4.37
2024 BOS
4
 7
51
0
0
0
16
 4
52.2
 59 32 25 0 21
40
1.52
4.27
2025 BOS-MIN
1
 7
58
0
0
0
10
 8
62.1
 80 46 40 0 36
29
1.86
5.78
2025 BOS
1
 5
23
0
0
0
10
 6
20.1
 32 23 21 0 8
9
1.97
9.30
2025 MIN
0
 2
35
0
0
0
0
 2
42.0
 48 23 19 0 28
20
1.81
4.07
2126
0
 0
0
0
0
0
0
 0
0.0
 0 0 0 0 0
0
0.00
0.00
Total
34
 49
501
0
0
0
43
 40
612.0
 677 335 295 7 233
384
1.49
4.34
Career Transactions
DateTransaction
2025-11-01Lee Prothro has retired from the Minnesota Loons
2025-06-10The Minnesota Loons have acquired Lee Prothro from the waiver wire.
2025-05-31The Boston Brahmins have promoted Jack Rolling to the major league team. The Boston Brahmins have designated Lee Prothro for assignment.
2022-08-16Lee Prothro of the Boston Brahmins is injured and is expected to be out 9 days.
2020-04-05Lee Prothro of the Boston Brahmins is injured and is expected to be out 28 days.
2018-05-22Lee Prothro of the Boston Brahmins is injured and is expected to be out 38 days.
2015-06-18The Boston Brahmins have promoted Will Schmidt to the major league team. The Boston Brahmins have promoted Lee Prothro to the major league team. The Boston Brahmins have promoted Bill Cates to the major league team.
2011-06-06The Boston Brahmins have acquired Lee Prothro from the waiver wire.
2011-04-01The San Francisco Black Roosters have waived Lee Prothro.