Jack O'Connor

Position: Relief Pitcher

Bats: Left • Throws: Left

6-3, 215lb (190cm, 97kg)

Born: June 2, 1958 in Twentynine Palms, CA us

Draft: Drafted by the Montreal Expos in the 9th round of the 1976 MLB June Amateur Draft from Yucca Valley HS (Yucca Valley, CA).

High School: Yucca Valley HS (Yucca Valley, CA)

Last Game: October 3, 1987 (Age 29-123d)
vs. NYY 0.2 IP, 1 H, 0 SO, 0 BB, 0 ER

Rookie Status: Exceeded rookie limits during 1982 season

Full Name: Jack William O'Connor

Nicknames: Oak

View Player Info from the B-R Bullpen

Become a Stathead & surf this site ad-free.

SUMMARY

Career

WAR

-0.5

ERA

4.89

129

318.2

177

WHIP

1.588

Player News

Hide Majors

Hide Minors

Register Pitching

Register Pitching
Year	Age	AgeDif	Tm	Lg	Lev	Aff	W	L	W-L%	ERA	RA9	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	WHIP	H9	HR9	BB9	SO9	SO/W
1976	18	-1.7	Lethbridge	PION	Rk	MON	2	3	.400	6.43	6.86	5	4		0	0	0	21.0	22	16	15	0	20	0	17	0	0	3		2.000	9.4	0.0	8.6	7.3	0.85
1977	19	-0.8	Jamestown	NYPL	A-	MON	6	6	.500	3.51	4.21	13	12		6	0	0	77.0	72	36	30	12	30	2	56	1	1	0		1.325	8.4	1.4	3.5	6.5	1.87
1978	20	-1.2	West Palm Beach	FLOR	A	MON	4	6	.400	4.03	4.97	29	11		2	0	1	76.0	78	42	34	3	46	0	53	4	0	4		1.632	9.2	0.4	5.4	6.3	1.15
1979	21	-0.7	West Palm Beach	FLOR	A	MON	9	7	.563	2.84	3.70	24	22		6	3	0	146.0	125	60	46	8	63	0	87	0	2	1		1.288	7.7	0.5	3.9	5.4	1.38
1980	22		3 Teams	3 Lgs	A-AA-AAA	MON	10	8	.556	3.28	3.85	26	25		5	0	0	173.0	138	74	63	10	96	3	117	1	1	6		1.353	7.2	0.5	5.0	6.1	1.22
1980	22	-2.4	Denver	AA	AAA	MON	0	0		1.80	1.80	2	1		0	0	0	5.0	3	1	1	1	6	0	7	0	0	0		1.800	5.4	1.8	10.8	12.6	1.17
1980	22	-1.1	Memphis	SOUL	AA	MON	1	2	.333	7.76	8.38	7	7		0	0	0	29.0	30	27	25	5	20	0	17	0	0	3		1.724	9.3	1.6	6.2	5.3	0.85
1980	22	0.5	West Palm Beach	FLOR	A	MON	9	6	.600	2.40	2.98	17	17		5	0	0	139.0	105	46	37	4	70	3	93	1	1	3		1.259	6.8	0.3	4.5	6.0	1.33
1981	23	-4.9	MIN	AL	Maj	MIN	3	2	.600	5.86	6.88	28	0	11	0	0	0	35.1	46	27	23	3	30	6	16	2	0	0	173	2.151	11.7	0.8	7.6	4.1	0.53
1982	24	-1.6	Toledo	IL	AAA	MIN	3	3	.500	3.40	4.68	12	6	2	1	0	1	42.1	42	22	16	4	17	1	42	0	0	0		1.394	8.9	0.9	3.6	8.9	2.47
1982	24	-4.2	MIN	AL	Maj	MIN	8	9	.471	4.29	4.50	23	19	3	6	1	0	126.0	122	63	60	13	57	4	56	2	1	3	543	1.421	8.7	0.9	4.1	4.0	0.98
1983	25	-0.5	Toledo	IL	AAA	MIN	2	1	.667	4.98	6.23	15	6	6	0	0	4	43.1	52	30	24	7	23	1	39	0	0	3		1.731	10.8	1.5	4.8	8.1	1.70
1983	25	-3.5	MIN	AL	Maj	MIN	2	3	.400	5.86	6.40	27	8	9	0	0	0	83.0	107	59	54	13	36	1	56	0	0	3	383	1.723	11.6	1.4	3.9	6.1	1.56
1984	26	0.7	Toledo	IL	AAA	MIN	9	5	.643	2.04	2.72	48	0	32	0	0	14	92.2	62	28	21	7	41	2	96	0	0	4		1.112	6.0	0.7	4.0	9.3	2.34
1984	26	-2.4	MIN	AL	Maj	MIN	0	0		1.93	1.93	2	0	0	0	0	0	4.2	1	1	1	1	4	0	0	0	0	0	19	1.071	1.9	1.9	7.7	0.0	0.00
1985	27	0.6	Indianapolis	AA	AAA	MON	3	4	.429	4.72	5.11	42	0	23	0	0	4	68.2	62	39	36	9	28	5	63	0	0	2		1.311	8.1	1.2	3.7	8.3	2.25
1985	27	-1.2	MON	NL	Maj	MON	0	2	.000	4.94	5.32	20	1	7	0	0	0	23.2	21	14	13	1	13	7	16	0	1	1	106	1.437	8.0	0.4	4.9	6.1	1.23
1986	28	2.1	Calgary	PCL	AAA	SEA	1	6	.143	8.82	9.09	23	2	15	0	0	7	32.2	47	33	32	5	17	2	30	0	1	1		1.959	12.9	1.4	4.7	8.3	1.76
1987	29	2.7	Rochester	IL	AAA	BAL	3	0	1.000	2.67	2.94	25	0	8	0	0	3	33.2	28	11	10	2	9	1	19	0	0	1		1.099	7.5	0.5	2.4	5.1	2.11
1987	29	0.4	BAL	AL	Maj	BAL	1	1	.500	4.30	4.50	29	0	7	0	0	2	46.0	46	23	22	5	23	4	33	0	0	3	202	1.500	9.0	1.0	4.5	6.5	1.43
1988	30	4.2	Syracuse	IL	AAA	TOR	2	6	.250	4.11	4.67	40	3	18	0	0	4	81.0	86	42	37	5	28	2	63	1	0	5		1.407	9.6	0.6	3.1	7.0	2.25
1989	31	5.4	Syracuse	IL	AAA	TOR	1	2	.333	2.84	2.84	18	1	4	0	0	0	25.1	21	8	8	1	11	0	13	0	0	2		1.263	7.5	0.4	3.9	4.6	1.18
Year	Age	AgeDif	Tm	Lg	Lev	Aff	W	L	W-L%	ERA	RA9	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	WHIP	H9	HR9	BB9	SO9	SO/W
Majors (6 seasons)					Majors		14	17	.452	4.89	5.28	129	28	37	6	1	2	318.2	343	187	173	36	163	22	177	4	2	10	1426	1.588	9.7	1.0	4.6	5.0	1.09
Minors (13 seasons)					Minors		55	57	.491	3.67	4.35	320	92	108	20	3	38	912.2	835	441	372	73	429	19	695	7	5	32		1.385	8.2	0.7	4.2	6.9	1.62
All Levels (14 Seasons)							69	74	.483	3.98	4.59	449	120	145	26	4	40	1231.1	1178	628	545	109	592	41	872	11	7	42	1426	1.437	8.6	0.8	4.3	6.4	1.47

AAA (9 seasons)					Minors		24	27	.471	3.92	4.54	225	19	108	1	0	37	424.2	403	214	185	41	180	14	372	1	1	18		1.373	8.5	0.9	3.8	7.9	2.07
AA (1 season)					Minors		1	2	.333	7.76	8.38	7	7		0	0	0	29.0	30	27	25	5	20	0	17	0	0	3		1.724	9.3	1.6	6.2	5.3	0.85
A (3 seasons)					Minors		22	19	.537	2.92	3.69	70	50		13	3	1	361.0	308	148	117	15	179	3	233	5	3	8		1.349	7.7	0.4	4.5	5.8	1.30
A- (1 season)					Minors		6	6	.500	3.51	4.21	13	12		6	0	0	77.0	72	36	30	12	30	2	56	1	1	0		1.325	8.4	1.4	3.5	6.5	1.87
Rk (1 season)					Minors		2	3	.400	6.43	6.86	5	4		0	0	0	21.0	22	16	15	0	20	0	17	0	0	3		2.000	9.4	0.0	8.6	7.3	0.85