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Tyron Guerrero

#41 - Relief Pitcher

Boston Red Sox

Bats / Throws Right / Right
Date of Birth 1/9/1991 (35)
Height, Weight 6'8", 225 lb
Hometown Boca Chica, COL

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 40.2 3.10 1.11 24.7% 4.8%
221st 3
Sv
216th 52.0
IP
77th 4.19
ERA
65th 1.34
WHIP
116th 22.7%
K%
12th 9.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
100.2 13.8% 29.3% 61.6% 5.6% 5.06 2.76
3rd 94.7
FB MPH
89th 12.2%
SwStr%
134th 28.5%
CSW%
1st 51.2%
Str-ICR
264th 4.7%
MTK%
77th 4.94
PLV
41st 3.56
PLA
Holds List
Rank
18th
Saves+Holds List
Rank
37th

Articles

9/28/2026MLB News & Moments: Astros, Phillies Claim Last Spots In Game 162Steve Drumwright

9/24/2026Fantasy Baseball Relief Pitcher Roundup: 9/23Rick Graham

9/22/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 9/22Rick Graham

9/21/2026Fantasy Baseball Relief Pitcher Roundup: 9/20Rick Graham

9/20/2026MLB Rumor Roundup: 9/20Griffey Geiss

See More Articles
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Tyron Guerrero Overview

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team G GS IP W-L Sv Hld ERA WHIP xERA FIP xFIP PLA K% BB% H/9 HR/9 BABIP HR/FB% LOB% ICR% GB% SwStr% CSW% IPR% PLV
2016 SD 1 0 2.0 0-0 0 - 4.50 2.00 - 4.65 - - 0.0% 11.1% 13.5 0.00 .375 - 75.0% - - - - - -
2018 MIA 60 0 58.0 1-3 0 9 5.43 1.62 - 4.32 - 0.00 25.4% 11.2% 9.9 1.24 .354 - 66.4% - - 12.3% 26.9% 0.46 -
2019 MIA 52 0 46.0 1-2 0 6 6.26 1.70 - 6.06 - 0.00 19.9% 16.7% 8.2 1.37 .282 - 67.4% - - 14.2% 25.2% 0.44 -
2026 BOS 40 0 40.2 1-2 0 19 3.10 1.11 2.33 2.45 3.06 2.76 24.7% 4.8% 8.2 0.44 .313 9.5% 65.6% 29.6% 58.0% 13.8% 29.3% 0.66 5.06
RP MLB Percentile 48 0 37 12-49 0 92 78 81 98 95 94 88 67 97 46 88 29 85 19 93 94 74 61 93 77
RP MLB AVG 42 2 52.0 3-3 3 7 4.19 1.34 4.16 4.17 4.24 3.56 22.7% 9.8% 8.3 1.08 .291 17.6% 72.5% 36.8% 44.0% 12.2% 28.5% 0.50 4.94
Career 153 0 146.2 3-7 0 34 5.03 1.51 2.33 4.35 3.06 0.76 23.1% 11.4% 9.0 1.04 .321 81.0% 66.8% 8.3% 58.0% 13.3% 26.9% 0.50 5.06

Tyron Guerrero Repertoire

2018 2019 2026 All
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Tyron Guerrero Game Log

Tyron Guerrero Standard

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Year Team G GS IP W-L QS Sv Hld P Strikes Balls TBF H 1B 2B 3B HR K BB HB WP
2016 SD 1 0 2.0 0-0 0 0 - 22 12 10 9 3 2 1 0 0 0 1 0 0
2018 MIA 60 0 58.0 1-3 0 0 9 1,120 681 438 268 64 44 11 1 8 68 30 3 8
2019 MIA 52 0 46.0 1-2 0 0 6 900 552 348 216 42 27 8 0 7 43 36 6 9
2026 BOS 40 0 40.2 1-2 0 0 19 607 442 166 166 37 31 4 0 2 41 8 2 1
RP MLB Percentile 48 0 37 12-49 0 0 92 30 39 84 34 59 41 77 50 84 40 92 46 51
RP MLB AVG 42 2 52.0 3-3 0 3 7 884 565 319 227 48 32 9 1 6 52 21 3 2
Career 153 0 146.2 3-7 0 0 34 2,649 1,687 962 659 146 104 24 1 17 152 75 11 18

Tyron Guerrero Advanced

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Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2016 SD 0.0% 11.1% .375 .500 .944 .410 .375 .375 - - - - - - - -
2018 MIA 25.4% 11.2% .275 .433 .796 .347 .354 .386 - - - - - - - -
2019 MIA 19.9% 16.7% .246 .415 .804 .352 .282 .321 - - - - - - - -
2026 BOS 24.7% 4.8% .239 .303 .588 .263 .313 .325 .211 .239 .278 .288 84.3 86.5 3.9 2.33
RP MLB Percentile 67 97 49 86 86 85 29 45 76 98 53 95 94 86 94 98
RP MLB AVG 22.7% 9.8% .241 .389 .712 .314 .291 .321 .235 .314 .280 .358 87.6 89.3 13.1 4.16
Career 23.1% 11.4% .257 .393 .746 .333 .321 .348 .122 .259 .268 .288 84.3 86.5 3.9 2.33

Tyron Guerrero Pitch › Mix

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Year Team FF% (MPH) SI% (MPH) FC% (MPH) SL% (MPH) ST% (MPH) CB% (MPH) CH% (MPH) FS% (MPH) KN% (MPH) Fastball% Secondary%
2018 MIA34.2% (99.1)1.3% (98.5)-8.2% (86.4)--0.5% (94.0)-- 35.4% 8.7%
2019 MIA47.4% (98.9)6.6% (99.1)-14.9% (87.2)----- 54.0% 14.9%
2026 BOS-86.0% (100.2)-9.6% (91.5)---4.3% (92.0)- 86.0% 13.8%
RP MLB Percentile - 100 (99) - 10 (99) - - - 12 (96) - 99.4% 0.3%
RP MLB AVG 38.7% (94.7) 26.6% (94.1) 19.7% (89.4) 25.9% (86.1) 20.7% (82.3) 15.3% (80.3) 17.7% (86.1) 18.9% (86.6) 42.7% (61.5) 48.7% 51.2%
Career30.8% (99.0)22.7% (100.0)-10.8% (87.8)--0.2% (94.0)1.0% (92.0)- 53.5% 12.0%

Tyron Guerrero Pitch › Results

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Year Team FF CSW% SI CSW% FC CSW% SL CSW% ST CSW% CB CSW% CH CSW% FS CSW% KN CSW% Fastball CSW% Secondary CSW%
2018 MIA28.7% (45)21.4% (2)-25.0% (15)--0.0% (0)-- 28.5% 23.7%
2019 MIA24.4% (58)25.4% (7)-27.6% (23)----- 24.5% 27.6%
2026 BOS-30.8% (71)-20.7% (9)---19.2% (4)- 30.8% 20.2%
RP MLB Percentile - 73 (0) - 7 (68) - - - 34 (63) - 80.9% 1.7%
RP MLB AVG 27.2% (32) 27.6% (13) 27.0% (15) 29.7% (28) 28.5% (20) 27.3% (15) 22.4% (21) 22.7% (21) 19.3% (9) 27.9% 28.8%
Career26.4% (103)30.1% (80)-25.4% (47)--0.0% (0)19.2% (4)- 28.0% 24.4%

Tyron Guerrero Batted Ball › Contact

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Year Team GB% LD% FB% PU% SS% Pull% Cent% Oppo% Foul Str% PC% Fl&B% Solid% Brl% ICR%
2018 MIA - - - - - - - - 19.1% - - - - -
2019 MIA - - - - - - - - 21.6% - - - - -
2026 BOS 58.0% 16.1% 18.8% 7.1% 32.1% 28.7% 38.3% 33.0% 24.5% 69.6% 21.4% 6.3% 2.7% 29.6%
RP MLB Percentile 94 90 13 24 66 1 86 94 99 91 79 38 97 93
RP MLB AVG 44.0% 21.7% 24.1% 10.2% 34.6% 40.9% 33.7% 25.4% 18.1% 63.0% 24.5% 5.8% 6.8% 36.8%
Career 58.0% 16.1% 18.8% 7.1% 32.1% 28.7% 38.3% 33.0% 21.2% 69.6% 21.4% 6.3% 2.7% 8.3%

Tyron Guerrero Batted Ball › Outcomes

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Year Team AVG wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA HR/FB ICR% IPA%
2018 MIA .275 .347 .354 .386 - - - - - - - - - -
2019 MIA .246 .352 .282 .321 - - - - - - - - - -
2026 BOS .239 .263 .313 .325 .211 .239 .278 .288 84.3 86.5 3.9 9.5% 29.6% 20.5%
RP MLB Percentile 49 85 29 45 76 98 53 95 94 86 94 85 93 82
RP MLB AVG .241 .314 .291 .321 .235 .314 .280 .358 87.6 89.3 13.1 17.6% 36.8% 24.4%
Career .257 .333 .321 .348 .122 .259 .268 .288 84.3 86.5 3.9 81.0% 8.3% 5.2%

Tyron Guerrero Approach › Plate Discipline

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Year Team Zone% Str% Swing% O-Sw% Whiff% Foul Str% Con% Z-Con% O-Con% CS% SwStr% CSW% BIP% PLUS% IPR% Str-ICR
2018 MIA - 60.8% 46.3% - 26.6% 19.1% 73.4% - - 14.6% 12.3% 26.9% 14.8% 55.1% 0.46 -
2019 MIA - 61.3% 50.3% - 28.3% 21.6% 71.7% - - 11.0% 14.2% 25.2% 14.6% 56.7% 0.44 -
2026 BOS 54.2% 72.8% 57.3% 39.2% 24.1% 24.5% 75.9% 81.5% 63.3% 15.5% 13.8% 29.3% 18.9% 66.7% 0.66 61.6%
RP MLB Percentile 100 100 100 96 42 99 42 73 29 35 74 61 75 100 93 100
RP MLB AVG 44.5% 63.8% 47.4% 31.7% 25.6% 18.1% 74.4% 83.9% 58.5% 16.4% 12.2% 28.5% 17.1% 58.3% 0.50 51.2%
Career 12.5% 63.7% 50.2% 39.2% 26.5% 21.2% 73.5% 81.5% 63.3% 13.6% 13.3% 26.9% 15.7% 58.3% 0.50 61.2%

Tyron Guerrero Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2018 MIA - - - - - - - - - -
2019 MIA - - - - - - - - - -
2026 BOS 54.2% 35.8% 29.9% 34.3% 39.3% 27.1% 33.7% 35.3% 34.8% 7.8%
RP MLB Percentile 100 62 17 26 65 8 14 89 4 85
RP MLB AVG 44.5% 34.6% 27.0% 38.4% 36.2% 22.9% 40.9% 29.9% 43.1% 6.6%
Career 12.5% 35.8% 29.9% 34.3% 39.3% 27.1% 33.7% 35.3% 34.8% 7.8%

Tyron Guerrero Approach › Counts

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Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2018 MIA 55.9% 16.4% 27.8% 10.7% 51.7% 42.8% 18.1% - 21.9%
2019 MIA 55.8% 11.4% 32.8% 12.4% 63.1% 56.2% 14.1% - 14.6%
2026 BOS 61.9% 7.1% 31.8% 16.2% 66.9% 56.6% 20.2% 23.8% 21.2%
RP MLB Percentile 93 99 75 73 89 93 39 21 69
RP MLB AVG 58.5% 12.1% 29.9% 14.5% 61.0% 50.1% 21.1% 26.7% 19.3%
Career 57.3% 12.6% 30.4% 12.6% 59.4% 50.8% 17.3% 5.8% 19.0%

Tyron Guerrero PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2018 MIA 1,120 - - - - - - - - 0.00
2019 MIA 900 - - - - - - - - 0.00
2026 BOS 607 5.06 49.7% 19.4% 30.9% 18.8% 5.6% -5.7 -3 2.76
RP MLB Percentile 30 77 87 79 95 95 24 79 63 88
RP MLB AVG 884 4.94 45.9% 17.4% 36.8% 9.1% 4.7% 0.6 -1 3.56
Career 2,649 5.06 49.7% 19.4% 30.9% 18.8% 5.6% -5.7 -3 0.76
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