Randy Johnson had a 130-74 record with an ERA of 3.42, 2,162 strikeouts and 2 saves in 274 appearances for the Mariners in his career.

	NAME	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Randy Johnson R. Johnson	1989	SEA	22	7	9	.438	22	4.40	104	2	0	0	131.0	118	64	75	11	70	3	0	1	572	5	7.15	4.81	1.49	0.76	18.2	12.2	1.44	.279	5.15	110	3.93	101	8.11	-0.1
2	Randy Johnson R. Johnson	1990	SEA	33	14	11	.560	33	3.65	194	5	2	0	219.2	174	89	103	26	120	5	0	2	944	4	7.95	4.92	1.62	1.07	20.6	12.7	1.34	.247	4.22	92	4.28	107	7.13	-6.8
3	Randy Johnson R. Johnson	1991	SEA	33	13	10	.565	33	3.98	228	2	1	0	201.1	151	89	96	15	152	12	0	0	889	12	10.19	6.79	1.50	0.67	25.6	17.1	1.50	.282	4.29	96	4.00	99	6.75	1
4	Randy Johnson R. Johnson	1992	SEA	31	12	14	.462	31	3.77	241	6	2	0	210.1	154	88	104	13	144	18	0	1	922	13	10.31	6.16	1.67	0.56	26.1	15.6	1.42	.279	4.45	96	3.60	91	6.59	7.9
5	Randy Johnson R. Johnson	1993	SEA	35	19	8	.704	34	3.24	308	10	3	1	255.1	185	92	97	22	99	16	1	1	1,043	8	10.86	3.49	3.11	0.78	29.5	9.5	1.11	.273	3.42	74	3.04	70	6.52	36.2
6	Randy Johnson R. Johnson	1994	SEA	23	13	6	.684	23	3.19	204	9	4	0	172.0	132	61	65	14	72	6	0	2	694	5	10.67	3.77	2.83	0.73	29.4	10.4	1.19	.296	3.40	67	3.17	67	6.91	29.9
7	Randy Johnson R. Johnson	1995	SEA	30	18	2	.900	30	2.48	294	6	3	0	214.1	159	59	65	12	65	6	0	1	866	5	12.35	2.73	4.52	0.50	33.9	7.5	1.05	.301	2.73	53	2.08	44	6.68	62
8	Randy Johnson R. Johnson	1996	SEA	14	5	0	1.000	8	3.67	85	0	0	1	61.1	48	25	27	8	25	2	2	0	256	3	12.47	3.67	3.40	1.17	33.2	9.8	1.19	.294	3.96	74	3.41	69	7.04	10.5
9	Randy Johnson R. Johnson	1997	SEA	30	20	4	.833	29	2.28	291	5	2	0	213.0	147	54	60	20	77	10	0	2	850	4	12.30	3.25	3.78	0.85	34.2	9.1	1.05	.281	2.54	50	2.82	62	6.21	41.3
10	Randy Johnson R. Johnson	1998	SEA	23	9	10	.474	23	4.33	213	6	2	0	160.0	146	77	90	19	60	11	0	0	685	7	11.98	3.38	3.55	1.07	31.1	8.8	1.29	.332	5.06	93	3.34	73	8.21	22.4
	Total			274	130	74	.637	266	3.42	2,162	51	19	2	1838.1	1,414	698	782	160	884	89	3	10	7,721	66	10.58	4.33	2.45	0.78	28.0	11.4	1.25	.283	3.83	79	3.33	78	6.92	204.2