Johan Oviedo

ActiveIL

Boston Red Sox · SP

Age 286' 6" · 275 lbsThrows Right

#418 Preseason

FBaseball Overview

Coming off a modest 2025 campaign with the Red Sox, this 28-year-old left-hander profiles as a depth starter with streaming upside rather than a reliable fantasy anchor. Oviedo has shown the ability to post respectable ERA and WHIP numbers when healthy, as evidenced by his 3.57 ERA and 1.21 WHIP across 40+ innings last season, though his 42 strikeouts suggest modest punch for fantasy purposes. His early 2026 struggles—marked by a bloated 9.82 ERA through just 3.2 innings—signal he's still working into form and may need time to establish consistency. Fantasy managers should monitor his health and pitch count before committing, as he's best viewed as a tournament play or roster depth option rather than a season-long anchor in most formats.

News Updates

Johan Oviedo resumes baseball activities with live batting practice
Red Sox pitcher Johan Oviedo, recovering from an elbow injury, threw a live batting practice session on Friday, marking significant progress in his rehabilitation. This suggests Oviedo is progressing through his recovery timeline and may be on a path to return.
Sep 7, 2026

MLB Pitching

Year	Team	G	GS	W	L	ERA	WHIP	K	IP	BB
2020	St. Louis Cardinals	5	5	0	3	5.47	1.38	16	24.2	10
2021	St. Louis Cardinals	14	13	0	5	4.91	1.57	51	62.1	37
2022	2 teams▼	21	8	4	3	3.21	1.29	54	56.0	23
2023	Pittsburgh Pirates	32	32	9	14	4.31	1.37	158	177.2	83
2025	Pittsburgh Pirates	9	9	2	1	3.57	1.21	42	40.1	23
2026	Boston Red Sox	1	0	0	0	9.82	1.91	3	3.2	1
Career	Totals	82	67	15	26	4.29	1.38	324	364.2	177

Source: MLB Stats API · Multi-team seasons show combined totals — click to expand

Minor League Pitching

Year	Team	G	GS	W	L	SV	ERA	WHIP	K	IP	BB
2016	DSL Cardinals	7	7	0	1	0	1.66	1.15	29	21.2	6
2017	2 teams▼	14	14	4	3	0	4.68	1.48	70	75	36
2018	Peoria Chiefs	25	23	10	10	1	4.22	1.54	118	121.2	79
2019	2 teams▼	29	28	12	8	0	4.73	1.53	163	146.2	76
2021	Memphis Redbirds	12	11	1	6	0	6.13	1.55	59	54.1	29
2022	2 teams▼	15	14	4	2	0	4.70	1.26	64	61.1	26
2025	4 teams▼	8	8	1	2	0	3.12	1.04	36	26	7
2026	Worcester Red Sox	1	1	0	1	0	3.86	1.29	4	2.1	1
Career	Totals	111	106	32	33	1	4.53	1.45	543	509	260

Source: MLB Stats API · Multi-team seasons show combined totals — click to expand

Last Week / Last Month

Current season · MLB only

7 games

G	GS	IP	W-L	SV	ERA	WHIP	K	BB
1	0	3.2	0-0	0	9.82	1.91	3	1

30 games

G	GS	IP	W-L	SV	ERA	WHIP	K	BB
1	0	3.2	0-0	0	9.82	1.91	3	1

Game Log2026 MLB

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Advanced Stats2026 season · via Baseball Savant

Click for year to year changes

FB Velo92.6 mph

Avg Spin2292 rpm

Whiff %13.5%

K %16.7%

BB %5.6%

Hard Hit %61.5%

Barrel %23.1%

xERA12.25

xBA Against0.338

xSLG Against0.767

BA Against0.400

SLG Against0.933

What These Stats Mean

FB Velo — Average fastball velocity. Harder throwers generate more swings and misses, setting up every other pitch in their arsenal. Velocity is the foundation of strikeout upside.

Avg Spin — Average spin rate across all pitches. Higher spin creates more movement and makes pitches harder to square up — elite spinners run better strikeout and batting average against numbers.

Whiff % — Swings-and-misses per swing. The most direct measure of a pitcher's ability to miss bats and the best leading indicator of strikeout rate.

K % — Strikeout rate per batter faced. The core fantasy pitching stat — high K% means reliable strikeout totals that hold up even in shorter starts.

BB % — Walk rate per batter faced. The primary control metric. High BB% tanks ERA and WHIP and keeps baserunners on constantly. Elite starters typically run below 7%.

Hard Hit % — Percentage of batted balls hit 95 mph or harder against. Low hard-hit% means weak contact, protecting both ERA and the defense behind the pitcher.

Barrel % — Percentage of batted balls barreled against. The most direct home run predictor — low barrel% pitchers rarely give up long balls.

xERA — Expected ERA based on contact quality allowed, removing the effect of sequencing, luck, and defense. Better predictor of future ERA than ERA itself.

xBA Against — Expected batting average opponents should hit based on contact quality. A gap between xBA and actual BA indicates unsustainable luck in either direction.

xSLG Against — Expected slugging allowed based on contact quality. High xSLG against predicts future extra-base damage; low xSLG means the pitcher is genuinely suppressing power.

BA Against — Actual batting average opponents are hitting — a key WHIP component. Check xBA to see if the number is sustainable.

SLG Against — Actual slugging allowed. Captures hits, doubles, triples, and home runs — lower means the pitcher is limiting the power damage he gives up.

GB% — Ground ball rate. High GB% pitchers generate double plays, limit home runs, and keep the ball in the park — great for protecting ERA and WHIP ratios.

FB% — Fly ball rate. High FB% pitchers give up more air contact — dangerous when combined with high exit velocity, less so when contact is soft.

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Year

Team

ERA

WHIP

2020

St. Louis Cardinals

5.47

1.38

24.2

2021

St. Louis Cardinals

4.91

1.57

62.1

2022

2 teams▼

3.21

1.29

56.0

2023

Pittsburgh Pirates

4.31

1.37

158

177.2

2025

Pittsburgh Pirates

3.57

1.21

40.1

2026

Boston Red Sox

9.82

1.91

3.2

Career

Totals

4.29

1.38

324

364.2

177

Year

Team

ERA

WHIP

2016

DSL Cardinals

1.66

1.15

21.2

2017

2 teams▼

4.68

1.48

2018

Peoria Chiefs

4.22

1.54

118

121.2

2019

2 teams▼

4.73

1.53

163

146.2

2021

Memphis Redbirds

6.13

1.55

54.1

2022

2 teams▼

4.70

1.26

61.1

2025

4 teams▼

3.12

1.04

2026

Worcester Red Sox

3.86

1.29

2.1

Career

Totals

111

106

4.53

1.45

543

509

260

W-L

ERA

WHIP

3.2

0-0

9.82

1.91

W-L

ERA

WHIP

3.2

0-0

9.82

1.91