Devin Booker has the most games for the Suns with 40+ points, with 32 games.

Interpreted as:

most 40 or more point regular-season games by a player in suns history

NAME	GP	PTS	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	REB	AST	STL	BLK	TOV	PF	+/-
Devin Booker	32	1,499	37.6	46.8	5.4	5.7	1.3	0.5	3.5	16.7	27.5	60.6	3.9	8.3	47.0	9.6	10.9	88.2	1,202	172	183	40	17	112	94	+263
Amar'e Stoudemire	15	647	39.6	43.1	11.1	2.5	1.3	1.3	2.5	15.1	22.6	67.0	0.1	0.3	20.0	12.8	15.3	83.5	595	167	38	20	19	38	55	+191
Tom Chambers	9	404	42.3	44.9	7.0	2.1	0.7	1.0	2.3	16.1	27.8	58.0	0.4	1.2	36.4	12.2	13.9	88.0	381	63	19	6	9	21	32
Walter Davis	9	373	39.3	41.4	4.3	4.2	2.4	0.0	4.4	16.6	27.4	60.3	0.7	1.5	44.4	7.9	9.2	85.5	354	39	38	22	0	40	30
Charlie Scott	7	291	41.6	41.6	4.6	6.9	2.5	0.8		17.0	29.6	57.5				7.6	9.6	79.1	291	32	48	10	3		27
Stephon Marbury	6	248	44.2	41.3	5.0	8.2	2.7	0.2	2.2	15.3	27.2	56.4	2.5	5.8	42.9	8.2	9.2	89.1	265	30	49	16	1	13	14	+34
Paul Westphal	6	266	37.3	44.3	3.3	6.3	2.0	0.2	3.0	17.3	28.7	60.5	2.0	2.0	100.0	9.3	10.2	91.8	224	20	38	12	1	15	8
Gail Goodrich	6	258	46.2	43.0	5.3	10.3				16.5	31.0	53.2				10.0	12.2	82.2	277	32	62				18
Kevin Durant	5	209	38.3	41.8	6.6	5.2	1.0	1.4	3.4	16.4	27.6	59.4	3.2	7.0	45.7	5.8	6.6	87.9	192	33	26	5	7	17	10	+24
Kevin Johnson	5	211	43.4	42.2	2.8	10.4	2.2	0.2	3.8	15.6	26.4	59.1	0.4	0.8	50.0	10.6	12.8	82.8	217	14	52	11	1	19	8
Larry Nance	4	173	44.0	43.3	12.8	3.0	2.3	4.8	4.3	18.3	25.8	70.9	0.0	0.0		6.8	8.3	81.8	176	51	12	9	19	17	13
Eric Bledsoe	3	122	42.3	40.7	5.3	9.3	0.7	0.0	4.7	12.0	22.0	54.5	3.0	6.3	47.4	13.7	14.7	93.2	127	16	28	2	0	14	9	+3
Cedric Ceballos	3	120	41.7	40.0	12.0	0.7	3.0	1.7	3.0	15.7	21.0	74.6	0.0	0.3	0.0	8.7	10.0	86.7	125	36	2	9	5	9	10
Charles Barkley	3	134	45.3	44.7	12.7	3.0	1.0	0.7	2.0	15.7	27.0	58.0	3.7	7.3	50.0	9.7	11.0	87.9	136	38	9	3	2	6	9
Dick Van Arsdale	3	132	43.0	44.0	7.3	5.0	2.0	0.0		17.0	25.3	67.1				10.0	12.0	83.3	129	22	15	2	0		12
Steve Nash	2	84	45.1	42.0	4.5	12.5	0.5	0.0	4.0	15.0	25.0	60.0	6.5	11.0	59.1	5.5	7.0	78.6	90	9	25	1	0	8	5	-3
Clifford Robinson	2	92	41.0	46.0	8.0	3.0	0.5	1.5	1.5	15.5	25.0	62.0	2.0	4.5	44.4	13.0	14.5	89.7	82	16	6	1	3	3	7	+11
Eddie Johnson	2	88	41.5	44.0	5.5	2.0	1.5	0.0	1.5	18.0	29.5	61.0	1.5	5.0	30.0	6.5	7.5	86.7	83	11	4	3	0	3	9
Connie Hawkins	2	84	41.5	42.0	12.5	4.5				15.0	24.5	61.2				12.0	15.0	80.0	83	25	9				7
Bradley Beal	1	43	31.0	43.0	2.0	6.0	2.0	0.0	2.0	16.0	21.0	76.2	4.0	5.0	80.0	7.0	7.0	100.0	31	2	6	2	0	2	1	+17
Jamal Crawford	1	51	38.1	51.0	5.0	5.0	1.0	1.0	4.0	18.0	30.0	60.0	7.0	13.0	53.8	8.0	9.0	88.9	38	5	5	1	1	4	4	-5
T.J. Warren	1	40	35.3	40.0	10.0	1.0	1.0	2.0	1.0	16.0	22.0	72.7	1.0	2.0	50.0	7.0	10.0	70.0	35	10	1	1	2	1	1	+12
Gerald Green	1	41	40.7	41.0	5.0	2.0	3.0	1.0	3.0	12.0	22.0	54.5	8.0	13.0	61.5	9.0	11.0	81.8	41	5	2	3	1	3	3	+11
Goran Dragic	1	40	41.7	40.0	3.0	5.0	0.0	0.0	3.0	14.0	21.0	66.7	3.0	7.0	42.9	9.0	11.0	81.8	42	3	5	0	0	3	3	+14
Shaquille O'Neal	1	45	35.1	45.0	11.0	2.0	3.0	1.0	3.0	20.0	25.0	80.0	0.0	0.0		5.0	8.0	62.5	35	11	2	3	1	3	4	+17