Devonte' Graham has averaged his most career points per game against the Knicks, with 15.8 per game.

devonte' graham 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	+/-
Knicks	15.8	9	30.7	2.0	5.3	0.8	0.0	1.7	5.1	13.8	37.1	3.0	8.7	34.6	2.6	3.1	82.1	276	142	18	48	7	0	15	9	+4
Bulls	15.7	10	28.5	3.0	5.4	0.8	0.2	2.4	5.0	10.6	47.2	3.3	7.4	44.6	2.4	2.8	85.7	285	157	30	54	8	2	24	16	+6
Bucks	15.1	12	26.4	2.3	3.3	0.7	0.0	1.5	4.8	10.7	45.3	3.5	7.8	44.7	1.9	2.4	79.3	317	181	28	40	8	0	18	20	-33
Heat	15.0	9	29.4	2.3	5.1	1.1	0.0	3.1	4.8	10.8	44.3	3.3	7.3	45.5	2.1	2.8	76.0	265	135	21	46	10	0	28	12	-35
Pelicans	14.9	7	22.5	2.6	4.9	1.1	0.0	1.4	4.1	10.3	40.3	2.9	7.3	39.2	3.7	4.7	78.8	157	104	18	34	8	0	10	9	0
Wizards	13.9	11	27.0	2.4	4.5	1.4	0.3	1.2	4.5	10.4	43.9	2.8	7.2	39.2	2.0	2.2	91.7	296	153	26	49	15	3	13	17	+47
Pacers	13.7	13	25.5	3.0	4.3	1.2	0.2	1.5	3.9	10.6	37.0	2.7	7.1	38.0	3.2	3.8	83.7	332	178	39	56	15	3	20	13	+56
Nets	13.1	11	25.8	2.8	3.3	1.2	0.3	2.0	4.0	10.7	37.3	2.5	6.2	39.7	2.6	3.1	85.3	284	144	31	36	13	3	22	12	-56
Timberwolves	12.0	10	24.4	2.3	3.8	0.5	0.1	1.9	3.9	9.4	41.5	1.8	5.5	32.7	2.4	3.4	70.6	244	120	23	38	5	1	19	11	+15
Suns	11.8	15	23.8	1.9	4.0	0.9	0.1	1.6	3.6	9.5	37.8	2.3	6.7	34.0	2.3	2.6	89.7	357	177	29	60	13	2	24	20	-37
Pistons	11.4	12	26.8	3.1	5.6	0.4	0.3	1.1	4.2	12.2	34.2	2.1	7.0	29.8	1.0	1.1	92.3	322	137	37	67	5	4	13	10	+60
Magic	11.4	11	27.7	2.8	4.5	0.7	0.2	1.4	3.5	10.4	34.2	2.2	6.9	31.6	2.1	2.3	92.0	305	125	31	50	8	2	15	17	-56
Rockets	11.3	13	24.0	1.5	4.0	0.5	0.0	0.7	3.5	8.6	40.2	2.9	7.1	41.3	1.5	1.6	90.5	311	147	20	52	7	0	9	19	-22
Cavaliers	11.3	11	29.2	1.8	6.6	0.5	0.2	1.1	3.5	11.4	31.2	2.1	7.9	26.4	2.1	2.5	82.1	321	124	20	73	6	2	12	20	+3
Mavericks	11.1	16	26.6	1.8	4.5	1.1	0.1	1.1	3.8	9.4	40.0	2.0	5.8	34.4	1.6	2.2	74.3	426	178	29	72	17	2	17	24	-77
Thunder	10.8	13	25.8	3.0	5.3	0.9	0.1	1.5	3.8	10.9	35.2	2.2	6.7	32.2	0.9	1.4	66.7	335	140	39	69	12	1	20	14	+66
Hawks	10.5	11	25.2	2.9	4.9	1.5	0.3	1.1	3.3	10.1	32.4	2.2	6.6	32.9	1.8	2.5	74.1	277	116	32	54	16	3	12	13	-49
Nuggets	10.5	15	25.0	2.0	4.0	0.5	0.1	1.4	3.4	8.7	38.9	2.1	6.3	33.0	1.7	2.0	83.3	374	158	30	60	7	1	21	16	+3
Celtics	10.3	16	23.4	2.5	4.6	0.8	0.3	1.3	3.1	9.0	34.7	2.1	6.1	35.1	1.9	2.6	73.8	374	165	40	73	13	4	21	22	-64
76ers	9.8	10	24.8	1.7	4.8	0.3	0.1	1.1	3.0	9.0	33.3	2.0	6.3	31.7	1.8	2.3	78.3	248	98	17	48	3	1	11	11	-19
Warriors	9.7	10	22.4	2.9	3.1	0.7	0.1	1.6	3.1	8.5	36.5	2.5	6.3	39.7	1.0	1.4	71.4	224	97	29	31	7	1	16	15	+37
Kings	9.5	11	23.6	1.9	3.7	0.5	0.1	1.0	3.0	8.4	35.9	2.5	6.4	38.6	1.1	1.5	75.0	260	105	21	41	5	1	11	11	+32
Raptors	9.2	13	24.5	2.5	4.0	0.5	0.0	1.8	3.0	8.8	34.2	2.2	6.1	35.4	1.1	1.4	77.8	319	120	32	52	6	0	23	20	+1
Trail Blazers	8.7	6	19.1	1.2	3.7	0.8	0.2	0.8	2.7	6.2	43.2	2.2	5.0	43.3	1.2	1.3	87.5	114	52	7	22	5	1	5	4	+35
Hornets	8.6	5	20.3	2.2	3.4	1.2	0.0	1.4	3.0	8.6	34.9	1.6	6.2	25.8	1.0	1.4	71.4	101	43	11	17	6	0	7	4	-42