What years did Mark Leiter play?

Mark Leiter played in Major League Baseball from 1990 to 2001.

Was Mark Leiter a pitcher?

Yes. Mark Leiter pitched in the major leagues, recording 65 wins and 892 strikeouts.

How many home runs did Mark Leiter hit?

Mark Leiter hit 0 career home runs with 21 hits.

What was Mark Leiter's career batting average?

Mark Leiter batted .112 over his career, with 21 hits in 188 at bats.

How many RBI did Mark Leiter have?

Mark Leiter drove in 14 runs in his career.

What was Mark Leiter's career ERA?

Mark Leiter finished with a 4.57 career ERA, going 65-73 with 892 strikeouts.

Mark Leiter

Pitcher · Career Stats, Bio & Records (1990-2001)

Mark Leiter was a pitcher who played in Major League Baseball from 1990 to 2001 for 8 teams, including the New York Yankees, a span of 12 seasons. Across 335 career appearances, he went 65-73 with a 4.57 ERA, 892 strikeouts, and 26 saves.

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 October 12, 2026

W–L 65–73

ERA 4.57

WHIP 1.38

SO 892

Pitcher PIV -5832.7

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'3" / 200 lb
Born: 4/13/1963 in Joliet, IL, USA
MLB Debut: 1990-07-24
Last Game: 2001-10-07

Full name: Mark Edward Leiter

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Career Pitching Statistics

Mark Leiter — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
65	73	335	149	15	1	26	1184.1	1,205	602	155	424	892	4.57	-5832.7

Career ERA 4.57 vs. league average 4.30 across their career seasons — 6.4% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Mark Leiter (b. 1963) Stats, Bio & Career Records
Year	Team	Lg	W	L	G	GS	CG	SHO	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1990	NYA	AL	1	1	8	3	0	0	0	26.1	33	20	9	21	6.84	3.86 (-77%)	-706.8
1991	DET	AL	9	7	38	15	1	0	1	134.2	125	63	50	103	4.21	3.91 (-8%)	-696.5
1992	DET	AL	8	5	35	14	1	0	0	112.0	116	52	43	75	4.18	3.75 (-12%)	71.1
1993	DET	AL	6	6	27	13	1	0	0	106.2	111	56	44	70	4.72	4.19 (-13%)	-2344.0
1994	CAL	AL	4	7	40	7	0	0	2	95.1	99	50	35	71	4.72	4.51 (-5%)	-684.5
1995	SFN	NL	10	12	30	29	7	1	0	195.2	185	83	55	129	3.82	4.45 (+14%)	1527.1
1996	SFN	NL	4	10	23	22	1	0	0	135.1	151	78	50	118	5.19	4.61 (-12%)	-1780.2
1996	MON	NL	4	2	12	12	1	0	0	69.2	68	34	19	46	4.39	4.61 (+5%)	-1043.1
1997	PHI	NL	10	17	31	31	3	0	0	182.2	216	115	64	148	5.67	4.39 (-29%)	-353.6
1998	PHI	NL	7	5	69	0	0	0	23	88.2	67	35	47	84	3.55	4.43 (+20%)	346.2
1999	SEA	AL	0	0	2	0	0	0	0	1.1	2	1	0	1	6.75	—	0.0
2001	MIL	NL	2	1	20	3	0	0	0	36.0	32	15	8	26	3.75	4.42 (+15%)	-168.4
Career · 12 seasons			65	73	335	149	15	1	26	1,184.1	1,205	602	424	892	4.57	—	-5,833

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

Mark Leiter — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
335	188	8	21	1	0	0	14	0	9	102	.112	.152	.117	.269	-1,212

Career AVG .112 vs. league average .265 across their career seasons — 57.8% below league average.

Career OBP .152 vs. league average .334 across their career seasons — 54.4% below league average.

Career SLG .117 vs. league average .411 across their career seasons — 71.6% below league average.

Career OPS .269 vs. league average .745 across their career seasons — 63.9% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Mark Leiter (b. 1963) Stats, Bio & Career Records
Year	Team	Lg	G	AB	R	H	2B	RBI	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1990	NYA	AL	8	0	0	0	0	0	0	0	.000	—	—	—	—	0.0
1991	DET	AL	38	0	0	0	0	0	0	0	.000	—	—	—	—	0.0
1992	DET	AL	35	0	0	0	0	0	0	0	.000	—	—	—	—	0.0
1993	DET	AL	27	0	0	0	0	0	0	0	.000	—	—	—	—	0.0
1994	CAL	AL	40	0	0	0	0	0	0	0	.000	—	—	—	—	0.0
1995	SFN	NL	30	61	2	6	0	5	4	33	.098	.266 (-63%)	.337 (-54%)	.417 (-76%)	.755 (-67%)	-670.2
1996	SFN	NL	23	42	2	6	1	2	1	20	.143	—	—	—	—	0.0
1996	MON	NL	12	25	2	2	0	3	2	15	.080	—	—	—	—	0.0
1997	PHI	NL	31	51	2	6	0	4	2	28	.118	.266 (-56%)	.336 (-55%)	.419 (-72%)	.756 (-64%)	-541.5
1998	PHI	NL	69	2	0	0	0	0	0	2	.000	—	—	—	—	0.0
1999	SEA	AL	2	0	0	0	0	0	0	0	.000	—	—	—	—	0.0
2001	MIL	NL	20	7	0	1	0	0	0	4	.143	—	—	—	—	0.0
Career · 12 seasons			335	188	8	21	1	14	9	102	.112	—	—	—	—	-1,212

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 (670 games) →

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

Batting — Home / Away

Mark Leiter — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	176	90	6	16	0	8	.178
Away	159	98	2	5	0	6	.051

Pitching — Home / Away

Mark Leiter — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	176	624.1	631	316	208	483	4.56
Away	159	560.0	574	286	216	409	4.60

Last 10 Games — Batting

Mark Leiter — Last 10 Games — Batting
Date	Tm	Opp	Res	AB	SO
2001-10-07	MIL	AZ	W	0	0
2001-10-04	MIL	STL	L	0	0
2001-10-03	MIL	STL	W	1	1
2001-09-29	MIL	COL	L	0	0
2001-09-26	MIL	AZ	L	0	0
2001-09-25	MIL	AZ	W	0	0
2001-09-22	MIL	CIN	L	0	0
2001-09-19	MIL	STL	L	0	0
2001-09-18	MIL	STL	L	0	0
2001-09-09	MIL	HOU	L	0	0

Last 10 Games — Pitching

Mark Leiter — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
2001-10-07	MIL	AZ	—	2.0	1	0	0	0	2	0
2001-10-04	MIL	STL	—	1.0	3	2	2	0	1	1
2001-10-03	MIL	STL	—	1.2	3	1	1	0	1	1
2001-09-29	MIL	COL	—	1.1	0	0	0	0	1	0
2001-09-26	MIL	AZ	—	0.2	2	0	0	1	1	0
2001-09-25	MIL	AZ	—	1.0	1	0	0	1	1	0
2001-09-22	MIL	CIN	—	2.0	0	0	0	0	1	0
2001-09-19	MIL	STL	—	1.0	2	1	1	1	0	0
2001-09-18	MIL	STL	—	1.0	0	0	0	0	0	0
2001-09-09	MIL	HOU	—	2.0	3	2	2	0	1	1

Fielding Statistics

Career Fielding Totals by Position

Mark Leiter — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	335	149	62	156	15	13

Season-by-Season Fielding

Mark Leiter — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
1990	NYA	P	8	3	0	8	0	1
1991	DET	P	38	15	3	17	1	1
1992	DET	P	35	14	8	15	1	0
1993	DET	P	27	13	5	11	2	1
1994	CAL	P	40	7	5	16	1	0
1995	SFN	P	30	29	7	19	4	3
1996	SFN	P	23	22	3	12	2	0
1996	MON	P	12	12	5	13	0	1
1997	PHI	P	31	31	10	30	3	4
1998	PHI	P	69	0	12	8	1	2
1999	SEA	P	2	0	0	0	0	0
2001	MIL	P	20	3	4	7	0	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Mark Leiter (b. 1963) Stats, Bio & Career Records
Position	Games
Pitcher	335

Salary History

Mark Leiter — Salary History
Year	Team	League	Salary
2001	MIL	NL	$500,000
1999	SEA	AL	$3,000,000
1998	PHI	NL	$2,000,000
1997	PHI	NL	$1,900,000
1996	SFN	NL	$1,850,000
1995	SFN	NL	$700,000
1994	CAL	AL	$600,000
1993	DET	AL	$500,000
1992	DET	AL	$230,000
1991	DET	AL	$130,000
Total Career Earnings			$11,410,000

College History

Mark Leiter — College History
School Name	City	State	Years Attended
Connors State College	Warner	OK	1983
Ramapo College	Mahwah	NJ	1982

Most Similar Players

Career comps based on counting + rate stats and primary position. Score is relative — closest peer anchors at ~98%.

Career Spans

Mark Leiter (highlighted) compared to peers across the same era.

Mark Leiter: the record in brief

The profile opens with Mark Leiter's first major league game on July 24, 1990; the last one listed came on October 7, 2001. Club by club, the record runs the New York Yankees (1990), the Detroit Tigers (1991 to 1993), the California Angels (1994), the San Francisco Giants (1995 through 1996), the Montreal Expos (1996), the Philadelphia Phillies (1997 through 1998), the Seattle Mariners (1999), and the Milwaukee Brewers (2001). The bio lists Leiter as a pitcher who threw and hit right-handed. Leiter is listed at 200 pounds on a 6-foot-3 frame. The birth record reads April 13, 1963, in Joliet, IL, USA. Leiter's full given name, per the bio, is Mark Edward Leiter.

Across 335 games (149 starts), Leiter recorded 65 wins against 73 losses with a 4.57 ERA. The same table counts 892 strikeouts, 15 complete games, and 26 saves. The league ERA over Leiter's seasons was 4.30, so the 4.57 figure ran 6.4% worse than average. 1995 brought Leiter a season-high 10 wins. Leiter struck out 148 batters in 1997, a career high.

Frequently Asked Questions about Mark Leiter

What years did Mark Leiter play?: Mark Leiter played in Major League Baseball from 1990 to 2001.
Was Mark Leiter a pitcher?: Yes. Mark Leiter pitched in the major leagues, recording 65 wins and 892 strikeouts.
How many home runs did Mark Leiter hit?: Mark Leiter hit 0 career home runs with 21 hits.
What was Mark Leiter's career batting average?: Mark Leiter batted .112 over his career, with 21 hits in 188 at bats.
How many RBI did Mark Leiter have?: Mark Leiter drove in 14 runs in his career.
What was Mark Leiter's career ERA?: Mark Leiter finished with a 4.57 career ERA, going 65-73 with 892 strikeouts.