Elgin Baylor has gotten the most career rebounds by an undrafted player, with 11,463 boards.

	NAME	REB	GP	MPG	PPG	RPG	APG	FGM	FGA	FG%	FTM	FTA	FT%	TS%	MIN	PTS	AST	PF
1	Elgin Baylor E. Baylor	11,463	846	40.0	27.4	13.5	4.3	10.3	23.8	43.1	6.8	8.7	78.0	49.4	33,863	23,149	3,650	2,596
2	Harry Gallatin H. Gallatin	6,684	562	31.9	13.5	11.9	1.9	4.3	10.5	40.4	5.0	6.5	77.8	50.6	15,813	7,606	1,089	1,744
3	Willie Naulls W. Naulls	6,508	716	28.8	15.8	9.1	1.6	6.3	15.6	40.6	3.1	3.9	81.2	45.7	20,620	11,305	1,112	2,216
4	Jack Coleman J. Coleman	5,186	565	33.1	10.9	9.2	2.8	4.5	10.8	42.0	1.8	2.6	69.1	45.5	16,479	6,131	1,596	1,704
5	Cliff Hagan C. Hagan	5,116	745	29.2	18.0	6.9	3.0	7.0	15.6	45.0	4.0	5.0	79.8	50.7	21,731	13,447	2,242	2,388
6	Sam Jones S. Jones	4,305	871	27.9	17.7	4.9	2.5	7.2	15.8	45.6	3.3	4.1	80.3	50.3	24,285	15,411	2,209	1,735
7	Kenny Sears K. Sears	3,755	529	28.2	13.9	7.1	1.6	4.7	10.2	45.5	4.6	5.6	82.6	54.8	14,927	7,355	843	1,470
8	Earl Lloyd E. Lloyd	3,609	560	26.2	8.4	6.4	1.4	3.2	8.8	35.6	2.1	2.7	75.0	41.6	14,477	4,682	810	2,098
9	Phil Jordon P. Jordon	3,028	442	24.4	10.9	6.9	1.7	4.4	11.2	39.8	2.0	3.0	69.0	43.8	10,792	4,835	769	1,246
10	Bill Sharman B. Sharman	2,793	711	32.0	17.8	3.9	3.0	6.7	15.7	42.6	4.4	5.0	88.3	49.7	21,793	12,665	2,101	1,925
11	Red Rocha R. Rocha	2,747	415	29.9	10.5	6.6	1.9	3.7	10.0	37.1	3.1	4.0	77.7	44.7	10,507	4,373	802	1,396
12	Chuck Cooper C. Cooper	2,431	409	23.2	6.7	5.9	1.8	2.3	6.7	33.9	2.1	2.8	74.3	41.8	7,964	2,725	734	1,196
13	K.C. Jones	2,399	676	25.9	7.4	3.5	4.3	2.8	7.3	38.7	1.7	2.7	64.7	43.5	17,501	5,011	2,908	1,816
14	Andy Phillip A. Phillip	2,395	544	32.2	8.4	4.4	5.5	3.0	7.8	37.8	2.5	3.5	70.3	44.7	15,378	4,562	2,989	1,435
15	Gene Conley G. Conley	2,212	351	16.5	5.9	6.3	0.6	2.4	6.4	37.1	1.1	1.7	65.7	41.2	5,791	2,069	201	1,123
16	Jack George J. George	2,124	506	31.1	10.2	4.2	4.3	3.8	10.3	36.4	2.7	3.8	70.4	42.4	15,760	5,153	2,169	1,242
17	Alex Hannum A. Hannum	2,013	452	19.8	5.7	4.5	1.6	2.2	6.3	35.2	1.3	2.1	61.8	39.7	7,713	2,596	728	1,691
18	Dave Piontek D. Piontek	1,770	413	18.5	7.2	4.3	1.2	2.9	7.4	39.1	1.4	2.1	65.2	43.0	7,623	2,955	478	835
19	Monk Meineke M. Meineke	1,626	343	19.8	6.8	4.7	1.3	2.3	6.3	36.7	2.2	2.9	75.6	45.0	6,782	2,338	433	1,047
20	Fred Schaus F. Schaus	1,609	266	33.5	11.6	6.0	3.0	3.7	10.6	35.1	4.2	5.1	82.4	45.3	6,637	3,098	785	898
21	George King G. King	1,606	411	32.6	10.3	3.9	4.8	3.7	9.7	38.2	2.9	4.5	64.2	44.1	13,408	4,219	1,958	1,044
22	Cal Christensen C. Christensen	1,587	291	17.9	5.2	5.5	1.6	1.7	5.1	33.0	1.8	3.0	60.6	40.5	4,009	1,507	460	831
23	Bob Hopkins B. Hopkins	1,526	273	18.8	8.2	5.6	0.7	3.1	7.9	39.4	1.9	2.5	76.1	45.2	5,122	2,237	189	642
24	Leo Barnhorst L. Barnhorst	1,506	277	34.8	10.1	5.4	3.5	4.3	11.5	37.1	1.6	2.4	65.8	40.2	7,279	2,794	976	841
25	Odie Spears O. Spears	1,409	354	22.9	8.2	4.0	1.9	2.9	7.5	38.0	2.5	3.2	79.5	46.2	8,104	2,918	661	1,130