Kevin Newman had the worst on-base percentage in 2021, with an on-base percentage of .265.

Interpreted as:

lowest on base% with a minimum of 3.1 PA per team game by a player 2021

	NAME	OBP	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Kevin Newman K. Newman	.265	2021	PIT	148	517	50	117	22	3	5	39	27	1	41	6	1	554	160	30	6	3	3	7	.226	.309	.574	37	-29.9	.249	52	-34
2	Randal Grichuk R. Grichuk	.281	2021	TOR	149	511	59	123	25	1	22	81	27	3	114	0	3	545	216	48	0	4	0	17	.241	.423	.703	60	-6.5	.300	85	-9.9
3	Adam Duvall A. Duvall	.281	2021	TOT	146	513	67	117	17	2	38	113	35	4	174	5	0	555	252	57	0	3	1	7	.228	.491	.772	72	4.5	.324	101	0.8
4	Kyle Seager K. Seager	.285	2021	SEA	159	603	73	128	29	1	35	101	59	4	161	3	1	670	264	65	0	4	2	7	.212	.438	.723	77	-3.8	.308	98	-1.4
5	Hunter Dozier H. Dozier	.285	2021	KCR	144	487	55	105	27	6	16	54	43	7	154	5	4	543	192	49	0	6	0	12	.216	.394	.680	56	-9.7	.293	80	-13
6	Eugenio Suárez E. Suárez	.286	2021	CIN	145	505	71	100	23	0	31	79	56	8	171	0	1	574	216	54	0	5	0	14	.198	.428	.713	66	-3.9	.306	85	-11
7	Adolis García A. García	.286	2021	TEX	149	581	77	141	26	2	31	90	32	5	194	16	5	622	264	59	0	4	0	15	.243	.454	.741	75	-0.1	.314	97	-2.5
8	Elvis Andrus E. Andrus	.294	2021	OAK	146	497	60	121	25	2	3	37	31	6	81	12	2	541	159	30	3	4	2	14	.243	.320	.614	46	-20	.270	74	-17.5
9	Michael A. Taylor M. A. Taylor	.297	2021	KCR	142	483	58	118	16	1	12	54	33	5	144	14	7	528	172	29	2	5	0	9	.244	.356	.653	51	-12.6	.286	75	-15.9
10	David Fletcher D. Fletcher	.297	2021	LAA	157	626	74	164	27	3	2	47	31	1	60	15	3	665	203	32	6	1	1	10	.262	.324	.622	58	-22.7	.273	69	-25.2
11	Jazz Chisholm Jr. J. Chisholm Jr.	.303	2021	MIA	124	464	70	115	20	4	18	53	34	4	145	23	8	507	197	42	2	3	0	3	.248	.425	.728	61	-0.8	.312	94	-4
12	Cesar Hernandez C. Hernandez	.308	2021	TOT	149	570	84	132	21	2	21	62	59	5	135	1	1	637	220	44	0	3	2	11	.232	.386	.694	71	-6.6	.302	91	-6.7
13	Tommy Edman T. Edman	.308	2021	STL	159	641	91	168	41	3	11	56	38	6	95	30	5	691	248	55	2	4	1	4	.262	.387	.695	76	-7.8	.301	89	-9.6
14	Austin Hays A. Hays	.308	2021	BAL	131	488	73	125	26	4	22	71	28	9	107	4	3	529	225	52	3	1	0	9	.256	.461	.769	70	6.1	.328	106	4.1
15	Ryan Mountcastle R. Mountcastle	.309	2021	BAL	144	534	77	136	23	1	33	89	41	4	161	4	3	586	260	57	0	7	2	12	.255	.487	.796	81	10	.335	111	7.8
16	Jose Iglesias J. Iglesias	.309	2021	TOT	137	483	65	131	27	2	9	48	21	6	75	5	2	511	189	38	0	1	0	10	.271	.391	.701	57	-4.4	.304	89	-6.7
17	Ozzie Albies O. Albies	.310	2021	ATL	156	629	103	163	40	7	30	106	47	3	128	20	4	686	307	77	0	7	2	4	.259	.488	.799	95	12.2	.336	108	7
18	Mike Yastrzemski M. Yastrzemski	.311	2021	SFG	139	468	75	105	28	3	25	71	51	9	131	4	0	532	214	56	1	3	4	3	.224	.457	.768	69	5	.326	106	4.3
19	Dansby Swanson D. Swanson	.311	2021	ATL	160	588	78	146	33	2	27	88	52	5	167	9	3	653	264	62	1	7	4	7	.248	.449	.760	83	4.3	.322	99	-0.5
20	Miguel Sanó M. Sanó	.312	2021	MIN	135	470	68	105	24	0	30	75	59	2	183	2	1	532	219	54	0	1	2	13	.223	.466	.778	72	7.5	.332	111	7.4
21	Isiah Kiner-Falefa I. Kiner-Falefa	.312	2021	TEX	158	635	74	172	25	3	8	53	28	11	90	20	5	677	227	36	1	2	2	11	.271	.357	.670	70	-12.2	.293	82	-14.7
22	Nolan Arenado N. Arenado	.312	2021	STL	157	593	81	151	34	3	34	105	50	3	96	2	0	653	293	71	0	7	8	20	.255	.494	.807	91	11.6	.336	112	9.9
23	Matt Chapman M. Chapman	.314	2021	OAK	151	529	75	111	15	3	27	72	80	4	202	3	2	622	213	45	0	9	0	6	.210	.403	.716	74	-1.5	.311	102	1.4
24	Eduardo Escobar E. Escobar	.314	2021	TOT	146	549	77	139	26	5	28	90	48	1	124	1	0	599	259	59	0	1	1	3	.253	.472	.786	82	9.8	.334	108	6.1
25	Nick Solak N. Solak	.314	2021	TEX	127	458	57	111	18	2	11	49	34	15	107	7	5	511	166	31	2	2	0	11	.242	.362	.677	55	-6.5	.299	87	-8.4