Slater Martin and Dick McGuire were tied for the oldest in 1958-59. They were 33 years old.

	NAME	AGE	SEASON	TM	GP	MPG	PPG	RPG	APG	FGM	FGA	FG%	FTM	FTA	FT%	TS%	MIN	PTS	REB	AST	PF
1	Slater Martin S. Martin	33	1958-59	STL	71	35.3	9.7	3.6	4.7	3.5	9.9	34.7	2.8	3.6	77.6	42.0	2,504	687	253	336	230
2	Dick McGuire D. McGuire	33	1958-59	DET	71	29.1	9.2	4.0	6.2	3.3	7.6	42.7	2.7	3.6	74.0	49.9	2,063	655	285	443	147
3	Bill Sharman B. Sharman	32	1958-59	BOS	72	33.1	20.4	4.1	2.5	7.8	19.1	40.8	4.8	5.1	93.2	47.6	2,382	1,466	292	179	173
4	Carl Braun C. Braun	31	1958-59	NYK	72	27.2	10.5	3.5	4.8	4.0	9.5	42.0	2.5	3.0	82.6	48.3	1,959	754	251	349	178
5	Paul Seymour P. Seymour	31	1958-59	SYR	21	12.7	4.3	1.9	1.7	1.5	4.7	32.7	1.2	1.4	89.7	40.6	266	90	39	36	25
6	Chuck Share C. Share	31	1958-59	STL	72	23.8	6.0	9.1	1.4	2.0	5.3	38.6	1.9	2.6	75.5	46.9	1,713	433	657	103	261
7	Paul Arizin P. Arizin	30	1958-59	PHI	70	40.0	26.4	9.1	1.7	9.0	20.9	43.1	8.4	10.3	81.3	51.9	2,799	1,851	637	119	264
8	Bob Cousy B. Cousy	30	1958-59	BOS	65	37.0	20.0	5.5	8.6	7.4	19.4	38.4	5.1	5.9	85.5	45.4	2,403	1,297	359	557	135
9	Larry Foust L. Foust	30	1958-59	MIN	72	26.8	12.3	8.7	1.3	4.2	10.7	39.0	3.9	5.1	76.5	47.3	1,933	882	627	91	233
10	Jack George J. George	30	1958-59	TOT	71	26.5	8.7	4.1	3.1	3.3	9.5	34.6	2.2	2.9	75.4	40.5	1,881	619	293	221	149
11	Earl Lloyd E. Lloyd	30	1958-59	DET	72	24.9	8.4	6.9	1.3	3.3	9.3	34.9	1.9	2.5	75.3	40.3	1,796	605	500	90	291
12	Ed Macauley E. Macauley	30	1958-59	STL	14	14.0	4.6	2.9	0.9	1.6	5.4	29.3	1.5	2.5	60.0	36.0	196	65	40	13	20
13	Jack McMahon J. McMahon	30	1958-59	STL	72	31.0	8.2	2.3	4.1	3.4	9.6	35.8	1.3	2.2	61.5	38.9	2,235	592	164	298	221
14	Vern Mikkelsen V. Mikkelsen	30	1958-59	MIN	72	29.7	13.8	7.9	2.2	4.9	12.6	39.0	4.0	4.9	80.6	46.8	2,139	992	570	159	246
15	Dolph Schayes D. Schayes	30	1958-59	SYR	72	36.7	21.3	13.4	2.5	7.0	18.1	38.7	7.3	8.5	86.4	48.8	2,645	1,534	962	178	280
16	George Yardley G. Yardley	30	1958-59	TOT	61	30.1	19.8	7.1	1.1	7.3	17.1	42.8	5.2	6.7	77.9	49.5	1,839	1,209	431	65	159
17	George Dempsey G. Dempsey	29	1958-59	TOT	57	12.2	4.6	2.8	1.2	1.6	3.8	42.8	1.4	1.9	76.4	50.6	694	265	160	68	95
18	Joe Graboski J. Graboski	29	1958-59	PHI	72	34.5	14.7	10.4	2.1	5.5	15.5	35.3	3.8	5.0	75.0	41.5	2,482	1,058	751	148	249
19	Neil Johnston N. Johnston	29	1958-59	PHI	28	14.0	6.3	5.0	0.8	1.9	5.9	32.9	2.5	3.1	78.4	43.7	393	177	139	21	50
20	Clyde Lovellette C. Lovellette	29	1958-59	STL	70	22.8	14.4	8.6	1.3	5.7	12.6	45.4	2.9	3.6	82.0	50.7	1,599	1,009	605	91	216
21	Gene Conley G. Conley	28	1958-59	BOS	50	13.3	4.2	5.5	0.4	1.7	5.2	32.8	0.7	1.3	57.8	36.0	663	209	276	19	117
22	Walter Dukes W. Dukes	28	1958-59	DET	72	32.5	13.0	13.3	0.9	4.4	12.6	35.2	4.1	6.3	65.7	42.3	2,338	933	958	64	332
23	Ray Felix R. Felix	28	1958-59	NYK	72	22.1	10.4	7.9	0.7	3.6	9.7	37.1	3.2	4.5	71.3	44.5	1,588	749	569	49	275
24	Jim Loscutoff J. Loscutoff	28	1958-59	BOS	66	25.5	8.3	7.0	0.9	3.7	10.4	35.3	0.9	1.3	73.8	37.8	1,680	546	460	60	285
25	Tom Marshall T. Marshall	28	1958-59	CIN	18	15.1	3.6	2.9	1.5	1.3	4.4	29.1	1.0	1.6	62.1	34.9	272	64	52	27	22