11 players are tied for the best career on-base percentage with 2+ at-bats, with an on-base percentage of 1.000. The first three are Gregory Soto, Jason Roach and Esteban Yan.

Interpreted as:

best obp by a player ever minimum 2 ab

	NAME	OBP	AB	G	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	Gregory Soto G. Soto	1.000	2	7	0	2	0	0	0	0	0	0	0	0	0	2	2	0	0	0	0	0	1.000	1.000	2.000	1	1	.870	470	0.9
2	Jason Roach J. Roach	1.000	2	1	0	2	0	0	0	0	0	0	0	0	0	2	2	0	0	0	0	0	1.000	1.000	2.000	1	0.9	.891	466	0.9
3	Esteban Yan E. Yan	1.000	2	38	1	2	0	0	1	1	0	0	0	0	0	3	5	1	1	0	0	0	1.000	2.500	3.500	4	3.3	1.419	906	3.3
4	John Paciorek J. Paciorek	1.000	3	1	4	3	0	0	0	3	2	0	0	0	0	5	3	0	0	0	0	0	1.000	1.000	2.000	2	1.9	.812	450	1.9
5	Steve Biras S. Biras	1.000	2	2	0	2	0	0	0	2	0	0	0	0	0	2	2	0	0			0	1.000	1.000	2.000	1	0.9	.943	496	0.9
6	Chet Kehn C. Kehn	1.000	2	3	1	2	0	0	0	1	1	0	0	0		3	2	0	0			0	1.000	1.000	2.000	2	1.2	.875	456	1.2
7	Fred Schemanske F. Schemanske	1.000	2	2	0	2	0	0	0	2	1	0	0	0	0	3	2	0	0				1.000	1.000	2.000	2	1.3	.878	418	1.3
8	Hal Deviney H. Deviney	1.000	2	1	1	2	0	1	0	0	0	0	0	0	0	2	4	1	0				1.000	2.000	3.000	2	1.5	1.326	659	1.5
9	Doc Tonkin D. Tonkin	1.000	2	1	1	2	0	0	0	0	0	0	0	0		2	2	0	0				1.000	1.000	2.000	1	0.9	.972	525	0.9
10	Mike Hopkins M. Hopkins	1.000	2	1	0	2	1	0	0	0	0	0	0	0		2	3	1	0				1.000	1.500	2.500	1	1.2	1.165	645	1.2
11	Frank O'Connor F. O'Connor	1.000	2	3	1	2	0	0	1	3	0	0	0	0		2	5	1					1.000	2.500	3.500	2	1.9	1.453	671	1.9
12	Pat Deisel P. Deisel	.833	3	3	0	2	0	0	0	1	2	1	1	0		6	2	0	0				.667	.667	1.500	2	1.6	.696	334	1.6
13	Gowell Claset G. Claset	.800	2	8	3	1	0	0	0	1	3	0	1	0	0	5	1	0	0				.500	.500	1.300	2	1.1	.626	256	1
14	Ray Jansen R. Jansen	.800	5	1	0	4	0	0	0	0	0	0	0	0		5	4	0	0				.800	.800	1.600	2	1.5	.775	406	1.6
15	Dan Kerwin D. Kerwin	.778	6	2	1	4	1	0	0	1	2	1	0	0		9	5	1	0				.667	.833	1.611	4	2.6	.717	303	2.4
16	Ryan Brett R. Brett	.750	3	3	0	2	1	0	0	0	1	0	0	0	0	4	3	1	0	0	0	0	.667	1.000	1.750	2	1.3	.706	371	1.3
17	Cory Bailey C. Bailey	.750	2	57	2	1	0	0	0	0	2	0	0	0	0	5	1	0	1	0	0	0	.500	.500	1.250	2	1	.585	255	1
18	Bill Connors B. Connors	.750	2	26	0	1	0	0	0	0	2	0	0	0	0	5	1	0	1	0	0	0	.500	.500	1.250	2	1.1	.569	310	1.1
19	Pete Craig P. Craig	.750	3	3	1	2	0	0	0	0	1	0	0	0	0	4	2	0	0	0	0	0	.667	.667	1.417	1	0.9	.621	303	0.9
20	Carl Miles C. Miles	.750	4	2	1	3	1	0	0	1	0	0	0	0	0	4	4	1	0			0	.750	1.000	1.750	2	1.4	.788	350	1.4
21	Aubrey Epps A. Epps	.750	4	1	1	3	0	1	0	3	0	0	0	0		4	5	1	0			0	.750	1.250	2.000	2	1.7	.874	436	1.7
22	Trent Thornton T. Thornton	.667	3	6	2	2	0	0	0	0	0	0	0	0	0	3	2	0	0	0	0	0	.667	.667	1.333	1	0.7	.580	275	0.7
23	Randy Rosario R. Rosario	.667	2	54	1	1	0	0	0	1	1	0	0	0	0	3	1	0	0	0	0	0	.500	.500	1.167	1	0.5	.523	235	0.5
24	Yefri Perez Y. Perez	.667	3	12	5	2	1	0	0	0	0	0	1	4	2	3	3	1	0	0	0	0	.667	1.000	1.667	1	1	.707	361	1
25	Brian Stokes B. Stokes	.667	3	90	0	2	0	0	0	0	0	0	1	0	0	4	2	0	1	0	0	0	.667	.667	1.333	1	0.7	.597	207	0.7