Jerry West has drained the most free throws in a season, with 840 made in 1965-66.

most free throws made in one season
Interpreted as:
most free throws made by a player in one season
1965-66West1961-62Chamberlain1986-87Jordan1983-84Dantley1963-64Robertson2009-10Durant2018-19Harden1966-67Barry2016-17Harden1965-66Robertson1984-85Malone1966-67Robertson1987-88Jordan2015-16Harden2014-15Harden1987-88Barkley1961-62West2016-17Westbrook2013-14Durant1988-89Malone1961-62Robertson2005-06Bryant1989-90Malone1961-62Pettit1993-94Robinson840835833813800756754753746742737736723720715714712710703703700696696695693
NAMESEASONTMGPFTMMPGPPGRPGAPGSPGBPGTPGFGMFGAFG%3PM3PA3P%FTAFT%MINPTSREBASTSTLBLKTOVPF+/-
Jerry WestJerry West1965-66LALLAL7984040.731.37.16.110.421.947.312.486.03,2182,476562480243
Wilt ChamberlainWilt Chamberlain1961-62PHIPHI8083548.550.425.72.420.039.550.617.061.33,8824,0292,052192123
Michael JordanMichael Jordan1986-87CHICHI8283340.037.15.24.62.91.53.313.427.848.20.10.818.211.985.73,2813,041430377236125272237
Adrian DantleyAdrian Dantley1983-84UTAUTA7981337.830.65.73.90.80.13.310.218.255.80.00.125.012.085.92,9842,418448310614263201
Oscar RobertsonOscar Robertson1963-64CINCIN7980045.131.49.911.010.622.048.311.985.33,5592,480783868280
Kevin DurantKevin Durant2009-10OKCOKC8275639.530.17.62.81.41.03.39.720.347.61.64.336.510.290.03,2392,47262323111284271171+431
James HardenJames Harden2018-19HOUHOU7875436.836.16.67.52.00.75.010.824.544.24.813.236.811.087.92,8672,81851858615858387244+357
Rick BarryRick Barry1966-67SFWSFW7875340.735.69.23.613.028.745.110.988.43,1752,775714282258
James HardenJames Harden2016-17HOUHOU8174636.429.18.111.21.50.55.78.318.944.03.29.334.710.984.72,9472,35665990712138464215+425
Oscar RobertsonOscar Robertson1965-66CINCIN7674246.031.37.711.110.822.747.511.684.23,4932,378586847227
Moses MaloneMoses Malone1984-85PHIPHI7973737.424.613.11.60.81.63.67.616.346.90.00.00.011.481.52,9571,9411,03113067123286216
Oscar RobertsonOscar Robertson1966-67CINCIN7973643.930.56.210.710.621.549.310.787.33,4682,412486845226
Michael JordanMichael Jordan1987-88CHICHI8272340.435.05.55.93.21.63.113.024.453.50.10.613.210.584.13,3112,868449485259131252270
James HardenJames Harden2015-16HOUHOU8272038.129.06.17.51.70.64.68.719.743.92.98.035.910.286.03,1252,37650161213951374229+125
James HardenJames Harden2014-15HOUHOU8171536.827.45.77.01.90.74.08.018.144.02.66.937.510.286.82,9812,21745956515460321208+335
Charles BarkleyCharles Barkley1987-88PHIPHI8071439.628.311.93.21.31.33.89.416.058.70.62.028.011.975.13,1702,264951254100103304278
Jerry WestJerry West1961-62LALLAL7571241.230.87.95.410.723.944.512.376.93,0872,310591402173
Russell WestbrookRussell Westbrook2016-17OKCOKC8171034.631.610.710.41.60.45.410.224.042.52.57.234.310.484.52,8022,55886484013231438190+251
Kevin DurantKevin Durant2013-14OKCOKC8170338.532.07.45.51.30.73.510.520.850.32.46.139.19.987.33,1222,59359844510359285174+509
Karl MaloneKarl Malone1988-89UTAUTA8070339.129.110.72.71.80.93.610.119.551.90.10.231.311.576.63,1262,32685321914470285286
Oscar RobertsonOscar Robertson1961-62CINCIN7970044.330.812.511.411.022.947.811.080.33,5032,432985899258
Kobe BryantKobe Bryant2005-06LALLAL8069641.035.45.34.51.80.43.112.227.245.02.36.534.710.285.03,2772,83242536014730250233+320
Karl MaloneKarl Malone1989-90UTAUTA8269638.131.011.12.81.50.63.711.119.856.20.20.537.211.176.23,1222,54091122612150304259
Bob PettitBob Pettit1961-62STLSTL7869542.131.118.73.711.124.745.011.677.13,2822,4291,459289296
David RobinsonDavid Robinson1993-94SASSAS8069340.529.810.74.81.73.33.210.520.750.70.10.434.511.674.93,2412,383855381139265253228