What years did Justin Shafer play?

Justin Shafer played in Major League Baseball from 2018 to 2020.

Was Justin Shafer a pitcher?

Yes. Justin Shafer pitched in the major leagues, recording 2 wins and 46 strikeouts.

What was Justin Shafer's career ERA?

Justin Shafer finished with a 4.70 career ERA, going 2-1 with 46 strikeouts.

How many strikeouts did Justin Shafer have?

Justin Shafer recorded 46 career strikeouts.

Is Justin Shafer in the Hall of Fame?

No. Justin Shafer has not been inducted into the National Baseball Hall of Fame.

What teams did Justin Shafer play for?

Justin Shafer played for the Toronto Blue Jays and the Miami Marlins.

Justin Shafer

Pitcher · Career Stats, Bio & Records (2018-2020)

Justin Shafer was a pitcher who played in Major League Baseball from 2018 to 2020 for the Toronto Blue Jays and the Miami Marlins, a span of 3 seasons. Across 45 career appearances, he went 2-1 with a 4.70 ERA and 46 strikeouts.

W (Wins):: Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
ERA (Earned Run Average):: Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
SO (Strikeouts):: For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
WHIP (Walks and Hits per Inning Pitched):: Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.

Data updated September 8, 2026

W–L 2–1

ERA 4.70

WHIP 1.70

SO 46

Pitcher PIV -669.8

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'2" / 205 lb
Born: 9/18/1992 in Lake Wales, FL, USA
MLB Debut: 2018-08-19
Last Game: 2020-08-17

Full name: Justin Healy Shafer

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Career Pitching Statistics

Justin Shafer — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
2	1	45	0	0	0	1	53.7	55	28	9	36	46	4.70	-669.8

Career ERA 4.70 vs. league average 4.35 across their career seasons — 8.0% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Justin Shafer — Season-by-Season Pitching
Year	Team	Lg	W	L	G	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
2018	TOR	AL	0	0	6	0	8.3	6	3	7	2	3.24	—	0.0
2019	TOR	AL	2	1	34	1	39.7	41	17	25	39	3.86	4.51 (+14%)	-669.8
2020	MIA	NL	0	0	5	0	5.7	8	8	4	5	12.71	—	0.0
Career · 3 seasons			2	1	45	1	53.2	55	28	36	46	4.70	—	-670

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Career Batting Statistics

Justin Shafer — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
45	0	0	0	0	0	0	0	0	0	0	.000	.000	.000	.000	0

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Justin Shafer — Season-by-Season Batting
Year	Team	Lg	G	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
2018	TOR	AL	6	.000	—	—	—	—	0.0
2019	TOR	AL	34	.000	—	—	—	—	0.0
2020	MIA	NL	5	.000	—	—	—	—	0.0
Career · 3 seasons			45	—	—	—	—	—	0

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Game Log & Splits

View full game log (90 games) →

Per-game data from Retrosheet (regular season, through 2025).

Batting — Home / Away

Justin Shafer — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	20	0	0	0	0	0	—
Away	25	0	0	0	0	0	—

Pitching — Home / Away

Justin Shafer — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	20	23.0	27	17	13	14	6.65
Away	25	30.2	28	11	23	32	3.23

Last 10 Games — Pitching

Justin Shafer — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
2020-08-17	MIA	NYN	—	1.0	3	4	4	1	0	2
2020-08-16	MIA	ATL	—	0.2	2	2	2	0	1	0
2020-08-11	MIA	TOR	—	1.0	1	1	1	2	1	0
2020-08-07	MIA	NYN	—	2.0	1	0	0	0	1	0
2020-08-05	MIA	BAL	—	1.0	1	1	1	1	2	0
2019-09-24	TOR	BAL	—	1.1	0	0	0	2	2	0
2019-09-23	TOR	BAL	—	1.0	1	1	1	0	1	1
2019-09-19	TOR	BAL	—	1.0	0	0	0	0	2	0
2019-09-17	TOR	BAL	—	0.2	2	1	1	1	0	0
2019-09-14	TOR	NYY	—	1.1	4	4	4	0	0	1

Fielding Statistics

Career Fielding Totals by Position

Justin Shafer — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	45	0	2	2	0	0

Season-by-Season Fielding

Justin Shafer — Season-by-Season Fielding
Year	Team	Pos	G	PO	A
2018	TOR	P	6	0	1
2019	TOR	P	34	2	1
2020	MIA	P	5	0	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Justin Shafer — Career Games by Position
Position	Games
Pitcher	45

Frequently Asked Questions about Justin Shafer

What years did Justin Shafer play?: Justin Shafer played in Major League Baseball from 2018 to 2020.
Was Justin Shafer a pitcher?: Yes. Justin Shafer pitched in the major leagues, recording 2 wins and 46 strikeouts.
What was Justin Shafer's career ERA?: Justin Shafer finished with a 4.70 career ERA, going 2-1 with 46 strikeouts.
How many strikeouts did Justin Shafer have?: Justin Shafer recorded 46 career strikeouts.
Is Justin Shafer in the Hall of Fame?: No. Justin Shafer has not been inducted into the National Baseball Hall of Fame.
What teams did Justin Shafer play for?: Justin Shafer played for the Toronto Blue Jays and the Miami Marlins.