Mark Williamson Stats & Bio| RallyCap Stats

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Year	Team	G	GS	W	L	IP	ERA	WHIP	K	BB	HR	K/9	BB/9	HR/9	K/BB	Sv
1987	Orioles	61	2	8	9	125.0	4.03	1.304	73	41	12	5.3	3.0	0.9	1.0	3
1988	Orioles	37	10	5	8	117.2	4.90	1.402	69	40	14	5.3	3.1	1.1	1.0	2
1989	Orioles	65	0	10	5	107.1	2.93	1.258	55	30	4	4.6	2.5	0.3	1.0	9
1990	Orioles	49	0	8	2	85.1	2.21	1.090	60	28	8	6.3	3.0	0.8	2.0	1
1991	Orioles	65	0	5	5	80.1	4.48	1.519	53	35	9	5.9	3.9	1.0	1.0	4
1992	Orioles	12	0	0	0	18.2	0.96	1.393	14	10	1	6.8	4.8	0.5	1.0	1
1993	Orioles	48	1	7	5	88.0	4.91	1.489	45	25	5	4.6	2.6	0.5	1.0	0
1994	Orioles	28	2	3	1	67.1	4.01	1.366	28	17	9	3.7	2.3	1.2	1.0	1
	Career	365	15	46	35	689.2	3.86	1.344	397	226	62	5.2	3.0	0.8	1.8	21

Year	Team	Split	BF	K%	BB%	HR	AVG	OBP	SLG
1987	Orioles	vs LHH	283	0.14	0.07	7	.252	.310	.380
		vs RHH	237	0.14	0.08	5	.271	.338	.395

1988	Orioles	vs LHH	256	0.15	0.06	7	.280	.327	.436
		vs RHH	251	0.12	0.10	7	.265	.337	.426

1989	Orioles	vs LHH	252	0.12	0.08	4	.261	.325	.376
		vs RHH	193	0.12	0.05	0	.260	.296	.305

1990	Orioles	vs LHH	191	0.18	0.11	2	.209	.291	.301
		vs RHH	152	0.16	0.05	6	.223	.257	.410

1991	Orioles	vs LHH	219	0.15	0.09	7	.292	.353	.472
		vs RHH	138	0.15	0.11	2	.248	.326	.347

1992	Orioles	vs LHH	42	0.17	0.17	1	.286	.405	.457
		vs RHH	36	0.19	0.08	0	.188	.257	.188

1993	Orioles	vs LHH	233	0.10	0.06	2	.337	.366	.452
		vs RHH	153	0.14	0.08	3	.255	.314	.369

1994	Orioles	vs LHH	183	0.11	0.07	6	.290	.339	.485
		vs RHH	108	0.07	0.05	3	.257	.296	.386

Career		vs LHH	1659	0.14	0.08	36	0.275	0.332	0.415
		vs RHH	1268	0.13	0.08	26	0.254	0.312	0.374

Year	Team	Split	G	GS	W	L	IP	ERA	WHIP	K	BB	HR	K/9	BB/9	HR/9	K/BB	Sv
1987	Orioles	Pre-ASB	32	2	3	6	71.1	4.42	1.332	44	26	7	5.6	3.3	0.9	1.7	3
		Post-ASB	29	0	5	3	53.2	3.52	1.267	29	15	5	4.9	2.5	0.8	1.9	0

1988	Orioles	Pre-ASB	21	7	1	5	79.2	5.54	1.456	47	23	9	5.3	2.6	1.0	2.0	1
		Post-ASB	16	3	4	3	38.0	3.55	1.289	22	17	5	5.2	4.0	1.2	1.3	1

1989	Orioles	Pre-ASB	36	0	5	2	64.0	2.81	1.016	28	10	3	3.9	1.4	0.4	2.8	7
		Post-ASB	29	0	5	3	43.1	3.12	1.615	27	20	1	5.6	4.2	0.2	1.4	2

1990	Orioles	Pre-ASB	33	0	5	1	54.1	1.49	1.049	33	23	3	5.5	3.8	0.5	1.4	0
		Post-ASB	16	0	3	1	31.0	3.48	1.161	27	5	5	7.8	1.5	1.5	5.4	1

1991	Orioles	Pre-ASB	39	0	3	2	53.2	4.19	1.398	36	21	5	6.0	3.5	0.8	1.7	3
		Post-ASB	26	0	2	3	26.2	5.06	1.763	17	14	4	5.7	4.7	1.4	1.2	1

1992	Orioles	Pre-ASB	2	0	0	0	3.0	0.00	2.333	4	3	0	12.0	9.0	0.0	1.3	0
		Post-ASB	10	0	0	0	15.2	1.15	1.213	10	7	1	5.7	4.0	0.6	1.4	1

1993	Orioles	Pre-ASB	25	1	5	1	53.1	3.88	1.350	28	11	2	4.7	1.9	0.3	2.6	0
		Post-ASB	23	0	2	4	34.2	6.49	1.702	17	14	3	4.4	3.6	0.8	1.2	0

1994	Orioles	Pre-ASB	23	0	3	0	46.0	3.91	1.413	20	13	6	3.9	2.5	1.2	1.5	1
		Post-ASB	5	2	0	1	21.1	4.22	1.266	8	4	3	3.4	1.7	1.3	2.0	0

Career		Pre-ASB	211	10	25	17	425.1	3.83	1.298	240	130	35	5.1	2.8	0.7	1.9	15
		Post-ASB	154	5	21	18	264.1	3.92	1.419	157	96	27	5.4	3.3	0.9	1.6	6

Year	Team	Split	G	GS	W	L	IP	ERA	WHIP	K	BB	HR	K/9	BB/9	HR/9	K/BB	Sv
1987	Orioles	April	8	0	1	2	14.0	6.43	1.714	9	10	2	5.8	6.4	1.3	0.9	1
		May	11	0	1	1	22.1	3.22	1.209	15	9	2	6.0	3.6	0.8	1.7	1
		June	9	2	0	3	29.1	5.22	1.466	15	6	3	4.6	1.8	0.9	2.5	0
		July	9	0	3	1	16.2	2.16	1.020	9	4	1	4.9	2.2	0.5	2.3	1
		August	12	0	3	2	24.0	3.00	1.083	16	5	3	6.0	1.9	1.1	3.2	0
		Sep/Oct	12	0	0	0	18.2	4.34	1.393	9	7	1	4.3	3.4	0.5	1.3	0

1988	Orioles	April	6	2	1	0	22.0	4.09	1.318	14	6	1	5.7	2.5	0.4	2.3	0
		May	5	5	0	4	36.2	5.65	1.200	22	5	8	5.4	1.2	2.0	4.4	0
		June	10	0	0	1	21.0	6.86	2.048	11	12	0	4.7	5.1	0.0	0.9	1
		August	7	0	3	1	9.2	2.79	1.448	8	7	0	7.5	6.5	0.0	1.1	0
		Sep/Oct	9	3	1	2	28.1	3.81	1.235	14	10	5	4.5	3.2	1.6	1.4	1

1989	Orioles	April	10	0	0	1	14.0	5.79	1.357	7	3	1	4.5	1.9	0.6	2.3	4
		May	12	0	3	1	22.0	1.64	0.864	11	4	1	4.5	1.6	0.4	2.8	1
		June	9	0	2	0	17.2	2.55	1.189	7	2	1	3.6	1.0	0.5	3.5	1
		July	12	0	2	1	20.1	3.10	1.525	7	10	0	3.1	4.4	0.0	0.7	1
		August	10	0	2	0	13.1	3.38	1.800	9	6	1	6.1	4.1	0.7	1.5	0
		Sep/Oct	12	0	1	2	20.0	2.25	1.050	14	5	0	6.3	2.3	0.0	2.8	2

1990	Orioles	April	5	0	1	0	7.1	0.00	1.091	6	5	0	7.4	6.1	0.0	1.2	0
		May	13	0	2	1	21.2	2.49	1.062	8	8	2	3.3	3.3	0.8	1.0	0
		June	13	0	1	0	21.0	1.29	1.048	15	9	1	6.4	3.9	0.4	1.7	0
		July	11	0	4	1	21.0	2.57	0.952	16	4	3	6.9	1.7	1.3	4.0	0
		August	7	0	0	0	14.1	3.77	1.395	15	2	2	9.4	1.3	1.3	7.5	1

1991	Orioles	April	8	0	0	0	11.1	2.38	1.500	6	5	1	4.8	4.0	0.8	1.2	1
		May	14	0	0	1	15.0	7.80	1.800	12	10	2	7.2	6.0	1.2	1.2	0
		June	14	0	3	1	24.2	2.55	1.054	15	6	2	5.5	2.2	0.7	2.5	2
		July	9	0	0	2	11.0	6.55	2.091	7	5	1	5.7	4.1	0.8	1.4	0
		August	8	0	0	1	4.2	3.86	1.500	2	2	1	3.9	3.9	1.9	1.0	0
		Sep/Oct	12	0	2	0	13.2	4.61	1.610	11	7	2	7.2	4.6	1.3	1.6	1

1992	Orioles	April	2	0	0	0	3.0	0.00	2.333	4	3	0	12.0	9.0	0.0	1.3	0
		Sep/Oct	10	0	0	0	15.2	1.15	1.213	10	7	1	5.7	4.0	0.6	1.4	1

1993	Orioles	April	6	0	0	1	18.1	2.95	1.145	14	4	1	6.9	2.0	0.5	3.5	0
		May	7	1	2	0	17.2	3.06	1.302	9	4	0	4.6	2.0	0.0	2.3	0
		June	9	0	2	0	12.0	3.75	1.417	4	1	1	3.0	0.8	0.8	4.0	0
		July	8	0	1	1	10.1	7.84	1.839	4	6	0	3.5	5.2	0.0	0.7	0
		August	10	0	2	1	18.1	6.87	1.691	7	6	3	3.4	3.0	1.5	1.2	0
		Sep/Oct	8	0	0	2	11.1	6.35	1.765	7	4	0	5.6	3.2	0.0	1.8	0

1994	Orioles	April	4	0	1	0	10.0	5.40	1.700	4	6	1	3.6	5.4	0.9	0.7	0
		May	9	0	1	0	9.2	2.79	1.345	9	5	1	8.4	4.7	0.9	1.8	1
		June	8	0	0	0	18.1	4.91	1.527	5	2	3	2.5	1.0	1.5	2.5	0
		July	6	1	1	0	22.2	2.78	1.059	8	3	3	3.2	1.2	1.2	2.7	0
		August	1	1	0	1	6.2	5.40	1.500	2	1	1	2.7	1.4	1.4	2.0	0

Career		April	49	2	4	4	100.0	3.96	1.420	64	42	7	5.8	3.8	0.6	1.5	6
		May	71	6	9	8	145.0	3.91	1.214	86	45	16	5.3	2.8	1.0	1.9	3
		June	72	2	8	5	144.0	3.94	1.389	72	38	11	4.5	2.4	0.7	1.9	4
		July	55	1	11	6	102.0	3.62	1.314	51	32	8	4.5	2.8	0.7	1.6	2
		August	55	1	10	6	91.0	4.15	1.451	59	29	11	5.8	2.9	1.1	2.0	1
		Sep/Oct	63	3	4	6	107.2	3.59	1.328	65	40	9	5.4	3.3	0.8	1.6	5

Year	Team	G	PA	AB	H	2B	3B	HR	R	RBI	BB	IBB	HBP	SO	SB	CS
1987	Orioles P	61	0	0	0	0	0	0	0	0	0	0	0	0	0	0
1988	Orioles P	37	0	0	0	0	0	0	0	0	0	0	0	0	0	0
1989	Orioles P	65	0	0	0	0	0	0	0	0	0	0	0	0	0	0
1990	Orioles P	49	0	0	0	0	0	0	0	0	0	0	0	0	0	0
1991	Orioles P	65	0	0	0	0	0	0	0	0	0	0	0	0	0	0
1992	Orioles P	12	0	0	0	0	0	0	0	0	0	0	0	0	0	0
1993	Orioles P	48	0	0	0	0	0	0	0	0	0	0	0	0	0	0
1994	Orioles P	28	0	0	0	0	0	0	0	0	0	0	0	0	0	0
	Career	365	0	0	0	0	0	0	0	0	0	0	0	0	0	0
	Per 162G	162	0	0	0	0	0	0	0	0	0	0	0	0	0	0
	1111-9999

Year	Team	Split	G	PA	AB	H	2B	3B	HR	RBI	BB	IBB	HBP	SO
1989	Orioles	Pre-ASB	1	0	0	0	0	0	0	0	0	0	0	0

Career		Pre-ASB	1	0	0	0	0	0	0	0	0	0	0	0

Year	Team	Split	G	PA	AB	H	2B	3B	HR	RBI	BB	IBB	HBP	SO
1989	Orioles	July	1	0	0	0	0	0	0	0	0	0	0	0

Career		July	1	0	0	0	0	0	0	0	0	0	0	0

Team	Vs	Date	GS		W	L	IP	R	ER	K	BB	H	HR	ERA	WHIP	K/9	BB/9	HR/9	K/BB	Sv
BAL	@ TEX	Apr 10	0		0	0	4.0	2	2	1	2	3	0	4.50	1.250	2.2	4.5	0.0	0.5	0
BAL	TEX	Apr 15	0		0	0	1.0	0	0	1	1	1	0	3.60	1.400	3.6	5.4	0.0	0.7	0
BAL	TEX	Apr 17	0	W	1	0	3.1	1	1	1	1	4	0	3.24	1.440	3.2	4.3	0.0	0.8	0
BAL	@ CAL	Apr 21	0		1	0	1.2	3	3	1	2	3	1	5.40	1.700	3.6	5.4	0.9	0.7	0
BAL	OAK	May 4	0	S	1	0	1.0	0	0	0	0	0	0	4.91	1.545	3.3	4.9	0.8	0.7	1
BAL	@ TOR	May 9	0		1	0	0.1	0	0	0	0	0	0	4.76	1.500	3.2	4.8	0.8	0.7	0
BAL	MIN	May 14	0		1	0	0.1	0	0	0	0	0	0	4.63	1.457	3.1	4.6	0.8	0.7	0
BAL	@ BOS	May 18	0		1	0	1.1	1	0	2	0	1	0	4.15	1.385	4.2	4.2	0.7	1.0	0
BAL	NYY	May 20	0		1	0	3.0	0	0	1	2	3	0	3.38	1.438	3.9	4.5	0.6	0.9	0
BAL	NYY	May 22	0	W	2	0	1.1	1	1	2	1	1	1	3.63	1.442	4.7	4.7	1.0	1.0	0
BAL	MIL	May 25	0		2	0	0.1	0	0	1	1	0	0	3.57	1.472	5.1	5.1	1.0	1.0	0
BAL	CWS	May 28	0		2	0	1.1	2	2	3	1	2	0	4.26	1.526	6.2	5.2	0.9	1.2	0
BAL	@ DET	May 30	0		2	0	0.2	0	0	0	0	1	0	4.12	1.525	5.9	5.0	0.9	1.2	0
BAL	@ DET	Jun 1	0		2	0	0.2	6	4	0	1	4	0	5.75	1.721	5.8	5.3	0.9	1.1	0
BAL	@ CWS	Jun 4	0		2	0	0.1	0	0	0	0	0	0	5.66	1.694	5.7	5.2	0.9	1.1	0
BAL	KCR	Jun 7	0		2	0	1.2	0	0	1	0	1	0	5.24	1.612	5.6	4.8	0.8	1.2	0
BAL	@ NYY	Jun 16	0		2	0	1.2	1	1	0	0	3	1	5.25	1.625	5.2	4.5	1.1	1.2	0
BAL	@ MIN	Jun 19	0		2	0	5.1	1	1	0	0	7	1	4.60	1.568	4.3	3.7	1.2	1.2	0
BAL	@ MIL	Jun 22	0		2	0	6.1	1	1	3	1	5	0	4.04	1.458	4.3	3.3	1.0	1.3	0
BAL	CLE	Jun 28	0		2	0	2.1	2	2	1	0	4	0	4.26	1.474	4.3	3.1	0.9	1.4	0
BAL	CLE	Jun 30	0		2	0	0.0	1	1	0	0	2	1	4.50	1.526	4.3	3.1	1.2	1.4	0
BAL	@ CAL	Jul 3	0	W	3	0	5.0	1	1	1	0	3	1	4.19	1.419	4.0	2.7	1.3	1.5	0
BAL	@ OAK	Jul 9	0		3	0	3.0	0	0	1	0	4	0	3.91	1.413	3.9	2.5	1.2	1.5	0
BAL	SEA	Jul 18	0		3	0	1.2	1	1	0	0	2	0	3.97	1.406	3.8	2.5	1.1	1.5	0
BAL	OAK	Jul 23	0		3	0	4.0	0	0	3	1	2	0	3.66	1.355	4.0	2.4	1.0	1.6	0
BAL	@ CLE	Jul 26 (2)	0		3	0	3.2	2	2	2	1	3	0	3.74	1.337	4.1	2.4	1.0	1.7	0
BAL	@ TOR	Jul 30	1		3	0	5.1	3	3	1	1	7	2	3.86	1.352	3.9	2.4	1.2	1.6	0
BAL	MIL	Aug 4	1	L	3	1	6.2	4	4	2	1	9	1	4.01	1.366	3.7	2.3	1.2	1.6	0

Born	Jul 21, 1959 in Corpus Christi, Texas
Debut	Apr 8, 1987
Bats: R, Throws: R ▪ 6'0" / 155