What years did Kyle Leahy play?

Kyle Leahy played in Major League Baseball from 2023 to 2026.

Was Kyle Leahy a pitcher?

Yes. Kyle Leahy pitched in the major leagues, recording 15 wins and 239 strikeouts.

What was Kyle Leahy's career ERA?

Kyle Leahy finished with a 3.53 career ERA, going 15-8 with 239 strikeouts.

How many strikeouts did Kyle Leahy have?

Kyle Leahy recorded 239 career strikeouts.

Is Kyle Leahy in the Hall of Fame?

No. Kyle Leahy has not been inducted into the National Baseball Hall of Fame.

What teams did Kyle Leahy play for?

Kyle Leahy played for the St. Louis Cardinals and the St. Louis Cardinals.

Kyle Leahy

Pitcher · Career Stats, Bio & Records (2023-2026)

Kyle Leahy is a pitcher who has played in Major League Baseball since 2023 for the St. Louis Cardinals and the St. Louis Cardinals, a span of 4 seasons. Across 125 career appearances, he has gone 15-8 with a 3.53 ERA and 239 strikeouts. His career Pitcher PIV — Baseball Data Hub's era-adjusted measure of pitching impact — is 3136.2.

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 9, 2026

Active Player

W–L 15–8

ERA 3.53

WHIP 1.27

SO 239

Pitcher PIV 3136.2

Position: Pitcher
Bats / Throws: B / R
Height / Weight: 6'5" / 200 lb
Born: 6/4/1997 in Boulder, CO, USA
MLB Debut: 2023-07-07

Full name: Kyle Yandow Leahy

📊 Compare This Player 📈 View Career Timeline

Career Pitching Statistics

Kyle Leahy — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
15	8	125	28	0	0	2	270.3	261	106	24	81	239	3.53	3136.2

Career ERA 3.53 vs. league average 4.19 across their career seasons — 15.7% better than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Kyle Leahy — Season-by-Season Pitching
Year	Team	Lg	W	L	G	GS	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
2023	SLN	NL	0	1	3	0	0	1.7	4	4	5	2	21.60	—	0.0
2024	SLN	NL	1	1	33	0	1	48.7	40	22	10	33	4.07	4.08 (avg)	640.5
2025	SLN	NL	4	2	62	1	1	88.0	80	30	28	80	3.07	4.16 (+26%)	2495.8
2026	STL	NL	10	4	27	27	0	132.0	137	50	38	124	3.41	4.17 (+18%)	-
Career · 4 seasons			15	8	125	28	2	270.1	261	106	81	239	3.53	—	3,136

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

Kyle Leahy — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
98	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.

Kyle Leahy — Season-by-Season Batting
Year	Team	Lg	G	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
2023	SLN	NL	3	.000	—	—	—	—	0.0
2024	SLN	NL	33	.000	—	—	—	—	0.0
2025	SLN	NL	62	.000	—	—	—	—	0.0
Career · 3 seasons			98	—	—	—	—	—	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 (196 games) →

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

Batting — Home / Away

Kyle Leahy — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	48	0	0	0	0	0	—
Away	50	0	0	0	0	0	—

Pitching — Home / Away

Kyle Leahy — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	48	66.1	66	30	21	45	4.07
Away	50	72.0	58	26	22	70	3.25

Last 10 Games — Pitching

Kyle Leahy — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
2025-09-28	STL	CHC	—	3.0	1	0	0	0	1	0
2025-09-24	STL	SFG	—	1.0	2	0	0	0	2	0
2025-09-22	STL	SFG	—	1.0	0	0	0	1	1	0
2025-09-20	STL	MIL	—	2.0	1	0	0	0	1	0
2025-09-15	STL	CIN	—	1.0	4	4	4	1	2	0
2025-09-13	STL	MIL	L	1.1	3	2	1	0	1	0
2025-09-09	STL	SEA	—	2.0	2	0	0	0	3	0
2025-09-06	STL	SFG	—	2.0	2	0	0	0	1	0
2025-09-03	STL	OAK	—	2.0	3	1	1	1	2	1
2025-08-30	STL	CIN	SV	1.1	2	0	0	0	0	0

Fielding Statistics

Career Fielding Totals by Position

Kyle Leahy — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	98	1	7	12	2	1

Season-by-Season Fielding

Kyle Leahy — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
2023	SLN	P	3	0	0	0	0	0
2024	SLN	P	33	0	1	3	1	1
2025	SLN	P	62	1	6	9	1	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Kyle Leahy — Career Games by Position
Position	Games
Pitcher	98

Frequently Asked Questions about Kyle Leahy

What years did Kyle Leahy play?: Kyle Leahy played in Major League Baseball from 2023 to 2026.
Was Kyle Leahy a pitcher?: Yes. Kyle Leahy pitched in the major leagues, recording 15 wins and 239 strikeouts.
What was Kyle Leahy's career ERA?: Kyle Leahy finished with a 3.53 career ERA, going 15-8 with 239 strikeouts.
How many strikeouts did Kyle Leahy have?: Kyle Leahy recorded 239 career strikeouts.
Is Kyle Leahy in the Hall of Fame?: No. Kyle Leahy has not been inducted into the National Baseball Hall of Fame.
What teams did Kyle Leahy play for?: Kyle Leahy played for the St. Louis Cardinals and the St. Louis Cardinals.