Kareem Abdul-Jabbar has the most career appearances in Conference Finals, with 13 appearances.

Interpreted as:

most conference finals appearances by a player

NAME	SERIES	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Kareem Abdul-Jabbar	Conference Finals	65	37.6	24.4	10.4	3.2	0.9	2.1	2.8	10.2	19.0	53.8	0.0	0.0	0.0	4.0	5.1	77.5	2,444	1,588	675	209	49	113	127	226
LeBron James	Conference Finals	68	41.4	29.3	8.7	7.1	1.6	1.1	3.5	10.7	20.7	51.5	1.6	4.6	33.9	6.4	8.8	73.0	2,814	1,995	590	484	110	72	237	166	+403
Derek Fisher	Conference Finals	62	26.3	7.9	2.3	2.3	1.0	0.0	0.7	2.8	7.1	39.6	1.0	2.8	36.2	1.3	1.6	79.6	1,633	489	143	145	61	0	45	158	+95
Magic Johnson	Conference Finals	52	40.3	18.4	7.9	13.2	2.1	0.4	3.7	6.5	13.1	49.8	0.4	1.3	28.6	5.0	6.0	82.4	2,095	956	411	686	109	21	192	149
Tim Duncan	Conference Finals	45	37.4	21.2	12.2	3.6	0.7	2.5	2.7	7.9	15.9	49.8	0.0	0.2	10.0	5.4	7.9	67.7	1,681	956	549	160	30	113	122	137	+167
Shaquille O'Neal	Conference Finals	52	38.9	25.5	11.4	2.3	0.6	2.0	3.3	10.1	17.4	58.3	0.0	0.0		5.2	10.7	48.6	2,025	1,325	591	119	29	103	170	187	+116
Robert Horry	Conference Finals	47	29.3	7.9	6.9	2.6	1.1	0.8	1.2	2.6	7.0	37.2	1.1	3.3	33.1	1.6	2.2	70.9	1,378	369	325	123	53	36	56	124	+111
Scottie Pippen	Conference Finals	52	38.6	17.2	7.6	4.4	2.0	1.0	3.0	6.1	13.9	44.2	0.8	3.1	26.1	4.2	6.0	69.0	2,007	896	397	228	106	50	157	169	+75
Dennis Rodman	Conference Finals	52	27.6	6.4	9.8	0.9	0.7	0.7	1.5	2.5	5.0	50.2	0.1	0.4	14.3	1.3	2.2	58.6	1,437	331	511	46	35	34	79	190	+51
Byron Scott	Conference Finals	51	29.2	14.4	2.6	2.2	1.4	0.2	1.6	5.5	10.4	52.4	0.7	1.8	39.6	2.8	3.4	82.5	1,489	735	131	114	69	9	81	115
Danny Ainge	Conference Finals	49	26.0	9.6	2.6	3.0		0.2		3.5	8.4	41.7	0.8	2.4	35.0	1.7	1.9	91.4	1,274	468	128	146		10		139
Michael Cooper	Conference Finals	46	28.3	10.0	3.9	4.6	1.5	0.6	1.7	3.7	7.8	46.7	0.6	2.0	31.1	2.1	2.5	83.3	1,301	459	180	213	71	26	76	131
James Jones	Conference Finals	31	11.1	2.4	1.4	0.4	0.2	0.4	0.2	0.7	2.1	33.8	0.5	1.3	34.1	0.5	0.6	83.3	345	73	42	11	6	11	6	24	-32
Manu Ginobili	Conference Finals	41	28.1	15.0	3.7	3.6	1.1	0.2	2.1	4.9	10.3	47.2	1.8	4.5	40.4	3.5	4.2	82.2	1,152	617	152	149	47	8	86	127	+130
Rasheed Wallace	Conference Finals	48	33.9	14.5	6.4	1.3	0.8	1.3	1.5	5.4	12.2	44.1	1.0	2.9	33.6	2.7	3.5	78.9	1,626	694	305	63	40	62	70	193	+1
Kobe Bryant	Conference Finals	45	40.5	26.8	5.4	5.3	1.2	0.9	2.6	9.6	20.5	46.9	1.6	4.3	36.3	6.0	7.4	81.1	1,822	1,204	243	237	55	40	116	138	+159
Horace Grant	Conference Finals	41	36.1	10.1	8.9	2.0	0.8	1.1	1.8	3.9	8.0	48.3	0.0	0.0	0.0	2.4	3.1	77.3	1,482	415	365	83	32	46	72	139	+35
Michael Jordan	Conference Finals	45	41.5	31.0	6.3	5.6	2.1	0.7	2.9	10.6	23.6	45.0	0.9	2.6	35.0	8.9	10.7	83.1	1,868	1,396	282	252	96	33	129	140	+106
Kurt Rambis	Conference Finals	39	18.9	5.2	5.5	0.7	0.5	0.5	1.2	1.9	3.2	60.8	0.0	0.0	0.0	1.3	1.8	74.3	739	204	213	27	20	21	46	107
Larry Bird	Conference Finals	46	42.9	23.4	11.6	6.2	2.0	1.1	3.6	8.8	19.5	45.2	0.5	1.4	34.4	5.3	6.0	88.4	1,972	1,077	532	283	90	52	165	148
Dennis Johnson	Conference Finals	45	39.6	17.0	4.2	5.3	1.2	0.5	2.6	6.3	15.0	42.0	0.3	1.1	26.5	4.2	5.5	77.6	1,780	766	191	239	54	24	115	148
Tony Parker	Conference Finals	37	35.2	19.0	3.2	5.7	1.1	0.1	3.1	7.8	16.4	47.6	0.6	1.9	30.4	2.9	3.9	74.8	1,304	704	117	212	41	3	113	72	+95
Chauncey Billups	Conference Finals	41	39.0	15.6	3.3	5.6	0.9	0.2	2.5	4.6	12.0	38.3	1.6	4.7	33.3	4.9	5.8	83.6	1,599	641	134	231	38	7	101	100	-82
Tayshaun Prince	Conference Finals	39	35.6	10.0	4.8	2.6	0.6	0.6	1.5	3.7	10.3	36.4	0.7	1.9	35.5	1.8	2.3	78.0	1,388	390	189	100	24	25	58	72	-29
Lindsey Hunter	Conference Finals	44	11.9	2.8	1.0	1.3	0.6	0.2	0.6	1.0	3.4	29.7	0.4	1.7	23.0	0.4	0.5	76.2	525	121	46	56	28	7	28	77	-50