Marcus Morris Sr. has his most career points per game against the Suns, with 16.0 per game.

marcus morris sr. 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	+/-
Suns	16.0	22	29.7	5.0	1.7	0.7	0.2	1.0	5.6	11.0	51.5	2.0	4.6	42.2	2.8	3.6	77.2	653	352	111	37	16	5	23	32	-10
76ers	14.1	32	29.9	5.4	2.2	0.7	0.5	1.3	5.2	10.9	47.1	1.8	4.3	42.4	1.9	2.3	83.8	957	451	174	69	21	16	42	65	+128
Hawks	13.5	28	26.7	5.0	1.5	0.6	0.4	1.3	4.8	11.0	43.8	1.9	4.5	42.5	2.0	2.3	87.3	747	379	141	42	17	11	35	48	+100
Bucks	13.3	23	29.8	4.6	2.1	0.5	0.2	1.7	4.8	11.4	41.8	2.1	5.5	37.8	1.6	2.0	78.7	686	305	105	49	12	4	38	47	-73
Pistons	12.9	21	24.8	5.1	1.1	0.7	0.1	1.2	4.7	9.9	47.6	1.8	4.3	41.8	1.7	2.1	77.8	520	271	108	24	15	3	26	52	+15
Nets	12.8	31	26.8	4.8	1.2	0.7	0.4	1.3	4.8	10.3	46.9	1.6	3.6	45.5	1.6	2.1	76.6	829	398	149	36	22	11	40	64	-50
Trail Blazers	12.7	27	27.4	4.4	1.4	0.7	0.1	1.2	4.7	11.3	42.1	1.5	4.9	31.1	1.7	2.0	84.9	741	342	118	39	20	3	33	51	+76
Cavaliers	12.6	26	27.6	3.8	1.5	0.9	0.3	0.9	4.4	10.6	41.3	1.4	4.4	32.5	2.4	2.9	84.0	717	328	99	40	23	7	24	57	+20
Mavericks	12.6	28	29.8	5.6	2.1	1.1	0.4	1.0	4.9	10.9	45.1	1.6	4.4	37.4	1.1	1.3	83.8	836	353	158	58	30	11	29	69	+23
Pacers	12.6	31	26.1	4.1	1.7	0.5	0.5	0.8	4.8	10.4	46.0	1.5	4.0	38.7	1.5	1.9	79.3	809	390	127	52	14	15	24	60	+43
Kings	12.5	31	26.4	4.3	1.4	0.7	0.2	1.3	4.5	10.1	44.9	1.9	4.1	46.8	1.6	1.9	84.5	818	388	133	44	23	7	39	65	+14
Raptors	12.5	32	27.7	4.3	1.6	0.5	0.3	1.4	4.5	10.0	44.8	1.5	4.0	37.2	2.1	2.6	79.5	887	400	137	51	17	8	44	78	-66
Celtics	12.5	26	28.2	4.9	1.7	0.7	0.3	1.3	4.6	10.7	43.0	1.5	4.2	35.5	1.8	2.3	79.7	732	324	127	44	18	8	35	58	-2
Lakers	12.4	33	25.5	4.4	1.4	0.6	0.3	1.0	4.8	10.1	47.6	1.9	4.2	44.3	0.9	1.5	61.2	840	408	146	46	20	10	33	64	+193
Thunder	12.2	22	27.9	5.0	1.5	0.5	0.2	1.0	4.5	10.1	45.0	1.4	4.1	34.4	1.7	2.1	82.6	615	269	109	33	11	5	23	54	0
Hornets	12.1	31	25.7	5.1	1.1	0.3	0.3	1.1	4.5	9.8	46.2	1.7	4.0	41.9	1.4	1.8	73.7	798	376	157	35	10	8	35	66	+58
Bulls	11.8	26	27.5	4.3	1.2	0.5	0.3	1.2	4.2	10.0	41.8	1.3	4.0	33.3	2.0	2.8	71.6	714	306	113	30	14	8	31	52	-50
Knicks	11.6	26	28.2	3.7	1.4	0.5	0.3	0.8	4.2	10.2	41.1	1.6	4.1	38.3	1.7	2.3	71.7	734	302	95	37	12	7	22	54	+20
Rockets	11.6	30	24.9	4.1	1.4	1.0	0.3	1.1	4.2	9.3	45.2	1.7	4.1	42.3	1.4	2.0	71.7	746	347	123	42	30	10	33	70	+102
Clippers	11.3	20	25.9	3.9	1.3	0.7	0.3	1.3	4.3	9.6	44.5	1.4	3.6	38.0	1.5	1.9	76.3	517	226	78	25	14	5	26	54	-74
Nuggets	11.1	35	25.2	3.5	1.4	0.6	0.2	1.2	4.2	9.7	43.2	1.2	3.9	30.4	1.5	2.0	71.8	880	387	124	48	20	7	41	78	-115
Wizards	11.0	28	24.6	4.8	1.4	0.5	0.2	0.9	4.0	9.3	42.7	1.4	3.5	38.4	1.8	2.1	81.7	689	309	135	39	14	6	24	47	+16
Timberwolves	10.9	28	24.4	4.2	1.2	0.7	0.2	1.4	3.9	8.9	43.6	1.6	4.4	36.6	1.5	2.1	70.7	682	304	117	34	20	6	39	61	+89
Heat	10.9	27	25.5	3.7	1.5	0.6	0.1	1.2	3.7	9.3	40.4	1.4	3.9	36.8	1.9	2.7	72.2	688	293	100	40	17	4	32	54	-79
Warriors	10.8	33	24.5	4.0	1.5	0.7	0.2	1.0	4.0	9.7	41.1	1.3	4.1	31.3	1.5	1.8	83.6	807	355	132	50	24	8	34	74	+9