Before 1999-00, Hakeem Olajuwon got the most double-doubles, with 753 double-doubles.

Interpreted as:

most regular-season double doubles by a player before 2000

	NAME	DD2	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
1	Hakeem Olajuwon H. Olajuwon	753	1,075	37.4	23.6	11.8	2.7	1.8	3.3	9.4	18.2	51.5	0.0	0.1	21.0	4.8	6.7	71.7	55.7	3.5	8.3	3.2	40,250	25,367	12,677	2,859	1,977	3,582	3,415	4,007	+513
2	Charles Barkley C. Barkley	699	1,053	36.8	22.3	11.7	3.9	1.6	0.8	7.9	14.6	54.1	0.5	1.9	26.7	6.0	8.1	73.6	61.3	4.0	7.7	3.2	38,710	23,468	12,337	4,152	1,634	884	3,332	3,239	+538
3	Karl Malone K. Malone	680	1,110	37.5	26.1	10.7	3.3	1.4	0.8	9.6	18.3	52.6	0.1	0.2	26.8	6.8	9.3	73.0	58.3	2.7	8.0	3.1	41,661	28,946	11,839	3,700	1,575	902	3,473	3,584	+1707
4	John Stockton J. Stockton	642	1,176	32.4	13.4	2.7	11.1	2.3	0.2	4.8	9.2	51.9	0.6	1.5	38.4	3.3	4.0	82.3	61.1	0.6	2.0	3.0	38,094	15,791	3,145	13,087	2,701	239	3,472	3,163	+1460
5	Patrick Ewing P. Ewing	542	977	36.4	23.3	10.4	2.1	1.0	2.7	9.1	17.9	51.0	0.0	0.1	15.8	5.0	6.8	74.3	55.8	2.5	7.9	3.3	35,551	22,736	10,155	2,030	1,025	2,674	3,179	3,480	+446
6	Kevin Willis K. Willis	462	1,062	30.5	14.2	9.6	1.1	0.7	0.6	5.8	11.8	49.5	0.0	0.2	21.7	2.5	3.5	70.9	53.2	3.3	6.3	2.1	32,388	15,052	10,180	1,170	789	591	2,185	3,357	-120
7	David Robinson D. Robinson	455	685	37.0	24.4	11.5	3.0	1.6	3.4	8.6	16.5	52.3	0.0	0.1	25.8	7.1	9.7	74.0	58.9	3.4	8.1	2.8	25,364	16,715	7,881	2,028	1,073	2,323	1,944	2,057	+708
8	Otis Thorpe O. Thorpe	409	1,157	33.2	14.9	8.7	2.3	0.7	0.4	5.8	10.6	54.7	0.0	0.1	4.9	3.3	4.8	68.7	58.6	2.9	5.8	2.3	38,398	17,183	10,059	2,668	802	485	2,683	3,902	-327
9	Magic Johnson M. Johnson	408	568	36.3	20.4	6.5	12.0	1.5	0.3	6.8	13.5	50.7	0.5	1.7	32.0	6.1	7.0	87.5	61.4	1.4	5.2	3.8	20,614	11,571	3,718	6,814	876	176	2,165	1,140
10	Buck Williams B. Williams	401	1,062	31.7	12.1	9.4	1.2	0.8	0.7	4.6	8.4	54.4	0.0	0.0	23.8	2.9	4.3	68.3	58.6	3.3	6.1	1.9	33,675	12,846	9,985	1,284	824	781	2,066	3,414	+155
11	Charles Oakley C. Oakley	396	1,018	32.6	10.6	10.3	2.5	1.1	0.3	4.1	8.4	48.6	0.0	0.2	24.3	2.4	3.2	75.6	54.1	3.5	6.8	2.3	33,160	10,822	10,469	2,544	1,111	274	2,383	3,596	+227
12	Robert Parish R. Parish	386	984	28.1	13.1	8.6	1.2	0.7	1.2	5.4	9.8	54.8	0.0	0.0	0.0	2.4	3.2	73.5	58.4	2.7	5.9	1.8	27,663	12,914	8,466	1,210	644	1,142	1,743	2,312	+105
13	Moses Malone M. Malone	374	714	30.5	17.9	10.0	1.3	0.7	1.0	5.9	12.5	47.0	0.0	0.1	11.7	6.1	7.7	79.8	56.3	4.1	5.9	2.6	21,750	12,773	7,108	902	496	708	1,842	1,364
14	Shawn Kemp S. Kemp	358	747	30.6	16.7	9.5	1.9	1.2	1.5	6.0	11.8	50.8	0.0	0.1	27.8	4.7	6.4	73.4	57.2	3.3	6.2	2.9	22,853	12,452	7,111	1,394	931	1,094	2,193	2,848	+742
15	Dikembe Mutombo D. Mutombo	343	603	36.7	12.9	12.1	1.5	0.5	3.6	4.6	8.8	52.5	0.0	0.0	0.0	3.7	5.5	66.3	57.4	3.7	8.3	2.4	22,130	7,762	7,282	900	322	2,174	1,464	2,009	+1078
16	Shaquille O'Neal S. O'Neal	339	455	37.3	27.1	12.2	2.5	0.8	2.6	10.9	18.8	57.8	0.0	0.0	6.3	5.4	10.1	53.6	58.4	4.0	8.2	2.9	16,985	12,343	5,537	1,131	364	1,197	1,331	1,581	+1142
17	Kevin Johnson K. Johnson	322	729	34.2	18.0	3.3	9.2	1.5	0.2	6.2	12.5	49.2	0.2	0.7	30.4	5.4	6.4	84.0	58.5	0.7	2.6	3.1	24,948	13,087	2,388	6,687	1,080	176	2,251	1,535	+305
18	Isiah Thomas I. Thomas	320	744	36.3	18.8	3.5	9.3	1.8	0.2	7.2	15.9	45.1	0.4	1.5	28.7	4.0	5.2	77.6	51.7	0.9	2.6	3.7	26,983	13,995	2,614	6,948	1,308	170	2,750	2,076
19	A.C. Green	295	1,114	29.8	10.4	7.8	1.1	0.9	0.5	3.8	7.6	49.8	0.1	0.4	25.7	2.7	3.6	73.5	56.2	2.8	5.0	1.2	33,212	11,551	8,674	1,281	950	520	1,336	2,190	-810
20	Rony Seikaly R. Seikaly	291	678	31.6	14.7	9.5	1.3	0.7	1.3	5.4	11.1	48.4	0.0	0.0	18.8	4.0	5.8	67.9	53.8	3.2	6.3	2.8	21,395	9,991	6,424	860	453	872	1,913	2,341	-296
21	Horace Grant H. Grant	287	876	34.4	12.4	8.7	2.4	1.1	1.1	5.2	10.0	51.8	0.0	0.1	7.3	2.0	3.0	68.4	54.8	3.2	5.4	1.3	30,142	10,870	7,585	2,084	953	945	1,113	2,266	+97
22	Bill Laimbeer B. Laimbeer	286	743	32.2	13.1	9.5	2.0	0.7	0.8	5.4	10.9	49.3	0.3	0.8	33.7	2.1	2.5	85.0	54.8	2.3	7.2	1.4	23,932	9,740	7,094	1,456	515	621	1,014	2,412
23	Derrick Coleman D. Coleman	282	512	35.5	18.8	10.3	3.0	0.9	1.5	6.7	14.8	44.9	0.4	1.4	27.2	5.1	6.6	76.6	52.9	3.0	7.2	3.0	18,158	9,611	5,250	1,540	444	754	1,547	1,400	-357
24	Brad Daugherty B. Daugherty	274	548	36.5	19.0	9.5	3.7	0.8	0.7	7.0	13.1	53.2	0.0	0.0	14.3	5.0	6.7	74.7	59.0	2.2	7.3	2.8	20,029	10,389	5,227	2,028	422	397	1,511	1,466
25	Larry Bird L. Bird	274	498	38.8	25.6	9.5	6.9	1.6	0.9	10.0	19.9	50.0	1.0	2.6	39.8	4.7	5.1	90.6	57.7	1.6	7.9	3.1	19,316	12,769	4,724	3,449	817	433	1,533	1,123