Harrison Barnes has averaged his most career points per game versus the Warriors, with 16.5 per game.

harrison barnes highest career ppg by opponent

OPP	PPG	GP	MPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Warriors	16.5	28	32.9	5.0	1.7	0.8	0.3	1.0	5.8	12.3	47.5	1.9	5.1	36.8	2.9	3.7	78.8	920	461	141	47	23	7	29	24	-113
Hawks	16.4	22	32.8	5.3	1.8	0.8	0.0	1.0	5.9	12.1	48.3	1.5	4.1	36.7	3.1	3.8	83.1	722	360	117	39	18	1	23	46	+8
Wizards	15.8	24	32.4	5.7	2.1	0.8	0.2	1.7	5.6	10.7	52.3	1.2	3.1	38.7	3.4	4.0	84.5	776	379	136	51	20	4	40	45	+106
Bulls	15.7	23	32.5	4.0	1.7	0.9	0.2	1.4	5.6	11.7	47.8	1.5	4.0	37.0	3.1	3.7	84.5	748	361	91	38	21	4	33	26	+127
Bucks	15.2	21	31.9	4.6	1.5	0.9	0.1	1.3	5.4	11.0	49.1	1.8	4.7	38.8	2.7	3.3	80.0	670	320	96	32	18	2	28	37	-36
Celtics	15.0	25	31.5	5.1	1.8	0.6	0.2	1.0	5.1	11.4	44.9	1.8	4.5	41.1	2.9	3.6	81.1	788	375	128	46	14	5	25	32	-116
Nuggets	15.0	40	30.7	5.0	1.9	0.8	0.2	1.0	5.4	11.2	48.2	1.6	3.5	44.9	2.6	3.4	77.8	1,229	599	199	77	33	6	39	54	+62
Thunder	14.8	39	31.4	4.6	1.7	0.7	0.1	1.3	5.3	11.3	46.6	1.5	3.7	41.7	2.7	3.3	82.8	1,226	578	181	68	26	5	51	69	-57
Cavaliers	14.8	20	32.2	5.3	2.1	0.5	0.2	1.7	5.4	11.1	48.2	1.8	4.4	40.2	2.4	3.6	66.2	644	296	105	41	9	3	33	25	+44
Pelicans	14.8	45	31.8	4.6	1.6	0.7	0.3	1.0	5.1	11.2	45.3	1.5	3.7	41.3	3.1	3.6	84.7	1,430	665	207	73	32	12	44	68	-59
Timberwolves	14.8	39	33.1	5.4	1.8	0.8	0.2	1.2	5.3	11.2	47.1	1.3	3.4	39.4	2.9	3.4	83.6	1,291	576	211	71	30	7	47	59	+10
Raptors	14.6	23	30.9	4.6	2.4	0.5	0.3	1.0	4.9	10.6	45.9	1.4	3.6	38.6	3.5	4.3	80.8	710	336	106	55	11	8	23	36	-16
Knicks	14.5	26	31.4	4.2	1.8	0.5	0.1	1.6	4.8	10.6	45.8	1.3	3.6	35.1	3.5	4.3	80.5	816	376	110	48	14	2	41	41	+70
Pacers	14.2	20	30.2	4.8	1.8	0.7	0.0	1.0	5.0	10.2	48.5	1.4	3.4	41.2	2.9	3.6	80.3	604	283	95	35	13	0	20	31	-12
Jazz	14.1	39	31.5	4.9	1.5	0.7	0.2	1.2	5.3	11.4	46.6	1.4	3.6	39.3	2.1	2.6	79.2	1,229	549	192	58	28	6	46	55	-79
Lakers	13.9	42	31.2	4.5	1.7	0.8	0.4	1.1	4.9	10.8	45.5	1.5	3.8	39.8	2.5	3.0	85.5	1,311	584	187	72	33	15	48	68	+17
Grizzlies	13.8	36	31.5	4.2	1.8	0.7	0.2	1.5	4.7	11.0	42.7	1.6	4.1	38.9	2.8	3.4	84.3	1,133	498	152	66	24	8	55	63	-14
Hornets	13.8	23	31.2	5.6	1.8	0.7	0.1	1.1	4.9	11.3	42.9	1.5	4.3	34.0	2.6	3.1	81.9	718	317	129	41	17	3	25	33	+67
Rockets	13.7	42	30.8	4.8	1.3	0.5	0.2	1.1	4.9	11.0	44.3	1.3	3.5	35.8	2.8	3.3	84.1	1,292	577	201	56	21	7	46	61	-160
Pistons	13.6	24	31.4	5.1	2.0	0.5	0.2	1.1	4.7	10.5	44.7	1.1	3.4	33.3	3.1	3.9	78.7	754	327	123	47	13	4	27	31	+58
Mavericks	13.6	33	32.7	5.2	2.0	0.8	0.2	1.1	5.0	11.1	45.0	1.3	3.6	36.7	2.2	2.7	84.1	1,081	448	172	65	25	5	35	57	+33
Suns	13.5	44	32.6	5.0	1.7	0.8	0.3	1.1	4.8	10.4	46.0	1.2	3.5	32.7	2.8	3.5	80.9	1,434	594	218	74	34	12	47	63	+48
Trail Blazers	13.0	41	31.9	5.3	1.7	0.6	0.2	1.0	4.5	10.0	45.2	1.2	3.1	39.1	2.8	3.5	79.7	1,309	534	217	71	26	9	43	58	+76
Spurs	13.0	41	32.4	5.0	1.8	0.7	0.2	1.5	4.5	10.4	43.8	1.1	3.3	32.8	2.8	3.4	81.6	1,327	532	206	72	29	9	63	66	+13
Nets	12.8	22	29.5	4.4	1.4	0.6	0.0	1.3	4.5	9.2	48.5	1.3	2.9	45.3	2.5	2.9	88.9	649	281	97	31	13	1	29	36	-52