Stephen Curry has hit the most career three-pointers per game with 3.7 per game.

nba players three point made leaders all-time
Interpreted as:
NBA players three point made with a minimum of 400 games played leaders all-time
CurryLillardThompsonHardenGeorgeGordonAllenCovingtonBealWalkerMcCollumStojakovicIrvingHardawayHarrisRedickLaVineAndersonMatthewsKorverGallinariSmithBogdanovicArenasBooker3.73.02.92.82.52.32.32.32.32.32.32.22.22.12.12.12.12.02.02.02.02.02.02.01.9
NAMEGP3PMMPGPPGRPGAPGSPGBPGTPGFGMFGAFG%3PA3P%FTMFTAFT%MINPTSREBASTSTLBLKTOVPF+/-
Stephen CurryStephen Curry7643.734.324.24.66.51.70.23.18.317.547.78.643.33.84.290.726,22518,5003,5234,9951,2861652,4021,854+4916
Damian LillardDamian Lillard6833.036.324.64.26.61.00.32.88.118.443.88.037.45.56.289.324,81816,8352,8624,5256662101,9131,334+1896
Klay ThompsonKlay Thompson6152.933.119.53.52.30.90.51.77.316.045.97.041.91.92.384.820,33811,9952,1301,4165613321,0531,313+3676
James HardenJames Harden8782.834.425.15.56.51.60.53.77.416.744.47.736.47.58.785.830,22922,0654,8025,7381,3684783,2592,306+3503
Paul GeorgePaul George7072.533.520.26.43.51.70.42.66.915.743.66.538.44.04.784.723,70114,3044,5332,4711,2023111,8651,885+2760
Eric GordonEric Gordon6932.332.616.62.52.80.90.32.05.613.342.56.436.83.03.781.222,61111,5131,7001,9676142401,3671,358+181
Ray AllenRay Allen13002.335.618.94.13.41.10.22.16.614.645.25.740.03.43.889.446,34424,5055,2724,3611,4512442,7092,858+3491
Robert CovingtonRobert Covington4672.330.312.05.91.51.60.91.64.010.040.56.435.81.72.181.114,1575,6262,7357117584387441,408+265
Bradley BealBradley Beal6062.334.722.04.14.01.10.42.48.017.545.66.037.63.84.682.121,01313,3262,4552,4406952361,4321,342+410
Kemba WalkerKemba Walker7052.333.719.83.85.41.30.42.26.816.441.96.336.03.94.684.023,75413,9932,7123,7918962731,5261,067-21
CJ McCollumCJ McCollum5292.331.218.93.43.30.90.41.77.215.945.55.739.82.22.682.616,51410,0051,7781,7344592029051,137+995
Peja StojakovicPeja Stojakovic8042.233.517.04.71.80.90.11.46.013.345.05.540.12.83.189.526,96613,6473,7821,4087471061,0901,398+2742
Kyrie IrvingKyrie Irving5822.233.922.83.85.71.30.42.68.417.947.05.639.13.84.488.119,71313,2932,2123,3377752241,5251,311+1218
Tim Hardaway Jr.Tim Hardaway Jr.5452.126.813.92.71.80.60.11.14.911.442.55.936.02.12.581.714,6207,5651,4961,00332977589917-389
Joe HarrisJoe Harris4012.125.511.13.21.70.50.21.24.08.448.44.843.80.91.177.910,2094,4351,29066719778463820-172
JJ RedickJJ Redick9402.125.512.82.02.00.40.11.14.39.544.75.041.52.22.589.223,96412,0281,9031,862420881,0401,417+2736
Zach LaVineZach LaVine4122.131.419.13.83.80.90.32.76.915.045.85.338.43.34.082.612,9267,8651,5751,5613831231,102921-1616
Ryan AndersonRyan Anderson6492.025.812.35.30.90.50.30.94.210.142.25.438.01.82.185.416,7688,0013,4135863322176061,263+1078
Wesley MatthewsWesley Matthews8492.031.012.62.92.11.00.21.24.310.242.15.437.92.02.482.426,34410,6722,4991,7508661721,0271,798+916
Kyle KorverKyle Korver12322.025.39.73.01.70.70.31.03.37.544.24.642.91.11.287.731,18411,9533,6432,1148044031,2902,522+2861
Danilo GallinariDanilo Gallinari6622.030.415.94.82.00.80.41.34.811.342.75.238.24.34.987.620,10810,5563,2021,3135092508471,212+1053
JR SmithJR Smith9772.026.912.43.12.11.00.21.34.510.741.95.337.31.52.073.326,27412,1483,0732,0779742041,3152,191+1427
Bojan BogdanovicBojan Bogdanovic5352.028.814.63.51.50.60.11.65.111.145.75.039.32.52.986.215,4177,8171,89282730141852862+135
Gilbert ArenasGilbert Arenas5522.035.120.73.95.31.60.23.26.716.042.15.635.15.26.580.319,35111,4022,1682,9098841341,7441,683+24
Devin BookerDevin Booker4101.933.622.93.74.60.80.23.38.017.545.45.535.15.15.887.013,7589,4071,5271,9033221021,3331,232-852
StatMuse has season-level data for three-pointers per game going back to the 1979-80 season.