Ryan Suter was the oldest active defenseman in 2023-24. He was 39 years old.

	NAME	AGE	SEASON	TM	GP	G	A	P	+/-	PIM	PPG	PPA	SHG	SHA	GWG	OTG	S	S%	FOW	FO	HIT	BKS	TKA	GVA	TOI/GP
1	Ryan Suter R. Suter	39	2023-24	DAL	82	2	15	17	+14	28	0	0	0	1	1	0	102	2.0	0	0	86	111	16	30	18:56
2	Brent Burns B. Burns	38	2023-24	CAR	82	10	33	43	+19	20	4	16	1	0	0	0	185	5.4	0	0	41	87	35	56	21:30
3	Jack Johnson J. Johnson	37	2023-24	COL	80	3	13	16	+15	38	0	0	0	0	0	0	76	3.9	0	0	78	89	12	20	14:56
4	Kris Letang K. Letang	36	2023-24	PIT	82	10	41	51	+13	62	0	5	0	1	2	0	164	6.1	0	0	141	136	47	64	24:41
5	Jeff Petry J. Petry	36	2023-24	DET	73	3	21	24	-7	39	0	0	0	1	0	0	84	3.6	0	0	150	134	10	40	18:48
6	John Carlson J. Carlson	34	2023-24	WSH	82	10	43	53	-7	40	6	15	0	0	5	0	176	5.7	0	0	69	194	58	82	25:54
7	Ian Cole I. Cole	34	2023-24	VAN	78	2	9	11	+10	61	0	0	0	0	0	0	61	3.3	0	0	83	166	18	42	18:41
8	Drew Doughty D. Doughty	34	2023-24	LAK	82	15	35	50	+15	44	7	13	0	0	3	1	135	11.1	0	0	110	142	20	45	25:48
9	Ryan McDonagh R. McDonagh	34	2023-24	NSH	74	3	29	32	+19	21	0	4	0	0	1	1	91	3.3	0	0	38	139	35	56	21:47
10	Tyler Myers T. Myers	34	2023-24	VAN	77	5	24	29	+16	77	0	0	2	0	0	0	93	5.4	0	0	110	136	13	33	18:57
11	Alex Pietrangelo A. Pietrangelo	34	2023-24	VGK	64	4	29	33	-5	24	0	9	0	1	2	1	141	2.8	0	0	46	160	50	40	23:34
12	Luke Schenn L. Schenn	34	2023-24	NSH	63	1	6	7	+1	43	0	0	0	0	0	0	81	1.2	0	0	202	76	14	41	15:11
13	Jared Spurgeon J. Spurgeon	34	2023-24	MIN	16	0	5	5	+5	2	0	3	0	0	0	0	21	0.0	0	0	14	29	3	1	23:20
14	Christopher Tanev C. Tanev	34	2023-24	TOT	75	2	17	19	+22	24	0	0	0	0	0	0	56	3.6	0	0	45	207	25	38	19:41
15	Zach Bogosian Z. Bogosian	33	2023-24	TOT	65	3	11	14	+11	63	0	0	0	1	1	0	83	3.6	0	0	109	83	11	25	17:53
16	Brenden Dillon B. Dillon	33	2023-24	WPG	77	8	12	20	+20	82	0	0	0	0	2	0	79	10.1	0	0	242	111	6	28	18:44
17	Mattias Ekholm M. Ekholm	33	2023-24	EDM	79	11	34	45	+44	47	2	1	1	0	3	0	177	6.2	0	0	136	93	40	58	21:03
18	Radko Gudas R. Gudas	33	2023-24	ANA	66	6	12	18	+14	128	0	0	0	1	0	0	88	6.8	0	0	232	154	12	40	19:30
19	Victor Hedman V. Hedman	33	2023-24	TBL	78	13	63	76	+18	76	4	27	0	0	2	0	168	7.7	0	0	65	102	29	54	24:48
20	Roman Josi R. Josi	33	2023-24	NSH	82	23	62	85	+12	45	9	24	0	1	5	2	268	8.6	0	0	46	151	33	60	24:38
21	Erik Karlsson E. Karlsson	33	2023-24	PIT	82	11	45	56	+4	44	2	15	0	0	4	2	213	5.2	0	0	40	99	50	71	24:16
22	Dmitry Kulikov D. Kulikov	33	2023-24	FLA	76	1	19	20	+15	53	0	0	0	2	0	0	74	1.4	0	0	145	84	22	47	16:31
23	Brayden McNabb B. McNabb	33	2023-24	VGK	82	4	22	26	+18	37	0	1	0	1	0	0	86	4.7	0	0	149	207	31	24	19:21
24	Nick Jensen N. Jensen	33	2023-24	WSH	78	1	12	13	-9	10	0	0	0	0	0	0	71	1.4	0	0	62	123	22	55	19:38
25	Ben Chiarot B. Chiarot	32	2023-24	DET	77	5	15	20	-4	56	0	0	0	0	1	1	107	4.7	0	0	163	167	18	33	19:47