Bruce Sutter had the lowest WHIP with 15+ at-bats in 1977, with a WHIP of 0.86.

Interpreted as:

lowest whip by a player in 1977 minimum 15 ab

	NAME	WHIP	AB	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%	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Bruce Sutter B. Sutter	0.86	20	1977	CHC	62	7	3	.700	0	1.34	129	0	0	31	107.1	69	16	21	5	23	1	48	7	411	7	10.82	1.93	5.61	0.42	31.4	5.6	.253	1.76	31	1.60	38	5.79	29.2
2	Rich Gossage R. Gossage	0.95	23	1977	PIT	72	11	9	.550	0	1.62	151	0	0	26	133.0	78	24	27	9	49	2	55	6	523	2	10.22	3.32	3.08	0.61	28.9	9.4	.221	1.83	41	2.49	63	5.28	21.4
3	Jeff Newman J. Newman	1.00	162	1977	OAK	1	0	0		0	0.00	0	0	0	0	1.0	1	0	0	0	0	1	1	0	5	0	0.00	0.00		0.00	0.0	0.0	.250	0.00	0	5.73	141	9.00	-0.2
4	Tom Seaver T. Seaver	1.01	86	1977	TOT	33	21	6	.778	33	2.58	196	19	7	0	261.1	199	75	78	19	66	0	0	6	1,031	7	6.75	2.27	2.97	0.65	19.0	6.4	.240	2.69	67	2.93	76	6.85	27.6
5	John Candelaria J. Candelaria	1.07	80	1977	PIT	33	20	5	.800	33	2.34	133	6	1	0	230.2	197	60	64	29	50	2	0	2	917	1	5.19	1.95	2.66	1.13	14.5	5.5	.239	2.50	59	3.89	98	7.69	1.7
6	Burt Hooton B. Hooton	1.09	67	1977	LAD	32	12	7	.632	31	2.62	153	6	2	1	223.1	184	65	74	14	60	3	1	5	897	5	6.17	2.42	2.55	0.56	17.1	6.7	.255	2.98	68	3.02	76	7.41	22.9
7	Willie Hernandez W. Hernandez	1.11	16	1977	CHC	67	8	7	.533	1	3.03	78	0	0	4	110.0	94	37	42	11	28	1	23	9	437	8	6.38	2.29	2.79	0.90	17.8	6.4	.260	3.44	70	3.40	81	7.69	9.3
8	Ron Reed R. Reed	1.11	18	1977	PHI	60	7	5	.583	3	2.75	84	0	0	15	124.1	101	38	41	9	37	1	35	7	498	4	6.08	2.68	2.27	0.65	16.9	7.4	.251	2.97	70	3.23	82	7.31	9.8
9	Steve Carlton S. Carlton	1.12	97	1977	PHI	36	23	10	.697	36	2.64	198	17	2	0	283.0	229	83	99	25	89	4	0	5	1,135	3	6.30	2.83	2.22	0.80	17.4	7.8	.249	3.15	67	3.46	88	7.28	15.2
10	Skip Lockwood S. Lockwood	1.13	15	1977	NYM	63	4	8	.333	0	3.38	84	0	0	20	104.0	87	39	40	5	31	4	50	11	427	3	7.27	2.68	2.71	0.43	19.7	7.3	.271	3.46	91	2.75	72	7.53	12.7
11	Don Sutton D. Sutton	1.15	73	1977	LAD	33	14	8	.636	33	3.18	150	9	3	0	240.1	207	85	93	23	69	3	0	2	979	5	5.62	2.58	2.17	0.86	15.3	7.0	.251	3.48	83	3.62	92	7.75	8.7
12	John Urrea J. Urrea	1.15	29	1977	STL	41	7	6	.538	12	3.16	81	2	1	4	139.2	126	49	56	13	35	0	15	3	560	5	5.22	2.26	2.31	0.84	14.5	6.3	.262	3.61	80	3.53	93	8.12	3.9
13	Steve Rogers S. Rogers	1.17	96	1977	MON	40	17	16	.515	40	3.10	206	17	4	0	301.2	272	104	122	16	81	5	0	3	1,235	14	6.15	2.42	2.54	0.48	16.7	6.6	.276	3.64	81	2.91	76	8.11	31.2
14	J.R. Richard	1.18	87	1977	HOU	36	18	12	.600	36	2.97	214	13	3	0	267.0	212	88	94	18	104	0	0	1	1,092	6	7.21	3.51	2.06	0.61	19.6	9.5	.257	3.17	82	3.17	85	7.15	16.2
15	Rollie Fingers R. Fingers	1.20	20	1977	SDP	78	8	9	.471	0	2.99	113	0	0	35	132.1	123	44	47	12	36	1	69	12	543	2	7.69	2.45	3.14	0.82	20.8	6.6	.291	3.20	81	3.04	80	8.37	11.2
16	Ed Halicki E. Halicki	1.21	85	1977	SFG	37	16	12	.571	37	3.32	168	7	2	0	257.2	241	95	105	27	70	7	0	5	1,076	1	5.87	2.45	2.40	0.94	15.6	6.5	.266	3.67	86	3.68	98	8.42	1.5
17	Joe Niekro J. Niekro	1.21	50	1977	HOU	44	13	8	.619	14	3.04	101	9	2	5	180.2	155	61	66	14	64	1	12	3	737	5	5.03	3.19	1.58	0.70	13.7	8.7	.253	3.29	85	3.70	100	7.72	-0.2
18	Nino Espinosa N. Espinosa	1.22	62	1977	NYM	32	10	13	.435	29	3.42	105	7	1	0	200.0	188	76	82	17	55	5	2	5	825	2	4.72	2.47	1.91	0.77	12.7	6.7	.266	3.69	92	3.68	96	8.46	3.1
19	Jerry Koosman J. Koosman	1.22	72	1977	NYM	32	8	20	.286	32	3.49	192	6	1	0	226.2	195	88	102	17	81	4	0	8	940	2	7.62	3.22	2.37	0.68	20.4	8.6	.276	4.05	94	3.13	82	7.74	17.6
20	Rick Reuschel R. Reuschel	1.22	87	1977	CHC	39	20	10	.667	37	2.79	166	8	4	1	252.0	233	78	84	13	74	5	2	11	1,030	9	5.93	2.64	2.24	0.46	16.1	7.2	.285	3.00	65	3.02	72	8.32	31.3
21	Pedro Borbon P. Borbon	1.22	22	1977	CIN	73	10	5	.667	0	3.19	48	0	0	18	127.0	131	45	48	7	24	3	54	4	525	2	3.40	1.70	2.00	0.50	9.1	4.6	.280	3.40	81	3.33	85	9.28	8.2
22	Eric Rasmussen E. Rasmussen	1.23	72	1977	STL	34	11	17	.393	34	3.48	120	11	3	0	233.0	223	90	103	24	63	5	0	7	962	2	4.64	2.43	1.90	0.93	12.5	6.5	.265	3.98	88	3.91	103	8.61	-3.6
23	Tommy John T. John	1.25	79	1977	LAD	31	20	7	.741	31	2.78	123	11	3	0	220.1	225	68	82	12	50	3	0	3	906	6	5.02	2.04	2.46	0.49	13.6	5.5	.297	3.35	73	3.04	77	9.19	22.1
24	Jim Rooker J. Rooker	1.27	70	1977	PIT	30	14	9	.609	30	3.08	89	7	2	0	204.1	196	70	87	24	64	0	0	4	854	8	3.92	2.82	1.39	1.06	10.4	7.5	.254	3.83	78	4.32	110	8.63	-8.3
25	Bob Forsch B. Forsch	1.28	72	1977	STL	35	20	7	.741	35	3.48	95	8	2	0	217.1	210	84	97	20	69	3	0	2	915	9	3.93	2.86	1.38	0.83	10.4	7.5	.261	4.02	88	4.04	107	8.70	-6.7