Theo Maledon had the lowest plus-minus in 2020-21, at -621 in his rookie season.

worst plus/minus last season
Interpreted as:
worst plus/minus by a player last season
2020-21Maledon2020-21Bazley2020-21Bacon2020-21Roby2020-21Okoro2020-21Pokusevski2020-21Sexton2020-21Brown2020-21Vucevic2020-21Osman2020-21Anthony2020-21Reid2020-21Williams2020-21Hampton2020-21Martin2020-21Biyombo2020-21Randle2020-21Dort2020-21Carter2020-21Garland2020-21Ross2020-21Mykhailiuk2020-21Edwards2020-21Porter2020-21Wade-621-477-445-437-407-393-376-363-341-323-322-292-292-284-283-276-263-252-243-237-235-229-228-224-222
NAMESEASONTMGP+/-MPGPPGRPGAPGSPGBPGTPGFGMFGAFG%3PM3PA3P%FTMFTAFT%MINPTSREBASTSTLBLKTOVPF
Theo MaledonTheo Maledon2020-21OKCOKC65-62127.410.13.23.50.90.22.23.59.436.81.64.833.51.62.174.81,7786582112275611141126
Darius BazleyDarius Bazley2020-21OKCOKC55-47731.213.77.21.80.50.52.25.012.539.61.55.229.02.33.270.21,71475439699292512260
Dwayne BaconDwayne Bacon2020-21ORLORL72-44525.710.93.11.30.60.10.64.110.140.20.82.928.52.02.482.41,8537882249345546103
Isaiah RobyIsaiah Roby2020-21OKCOKC61-43723.48.75.61.80.90.61.93.47.048.30.51.829.41.41.974.41,4255333411075237113162
Isaac OkoroIsaac Okoro2020-21CLECLE67-40732.49.63.11.90.90.41.33.58.342.00.93.229.01.72.372.62,173646206128622486185
Aleksej PokusevskiAleksej Pokusevski2020-21OKCOKC45-39324.28.24.72.20.40.92.23.19.134.11.34.628.00.70.973.81,0903672129720429958
Collin SextonCollin Sexton2020-21CLECLE60-37635.324.33.14.41.00.22.88.818.447.51.64.437.15.26.481.52,1151,4601872626210167157
Moses BrownMoses Brown2020-21OKCOKC43-36321.48.68.90.20.71.11.03.46.254.50.00.01.82.961.99203703831031474393
Nikola VucevicNikola Vucevic2020-21TOT70-34133.523.411.73.80.90.71.89.519.947.72.56.340.01.92.284.02,3481,6398172696548126137
Cedi OsmanCedi Osman2020-21CLECLE59-32325.610.43.42.90.90.21.43.79.937.41.75.530.61.31.680.01,51061320117453980119
Cole AnthonyCole Anthony2020-21ORLORL47-32227.112.94.74.10.60.42.34.711.739.71.23.733.72.32.883.21,273605221192301810698
Naz ReidNaz Reid2020-21MINMIN70-29219.211.24.61.00.51.11.04.38.352.30.92.535.11.62.469.31,34778432272347669179
Patrick WilliamsPatrick Williams2020-21CHICHI71-29227.99.24.61.40.90.61.43.67.448.30.81.939.11.31.872.81,98365532799644698126
R.J. HamptonR.J. Hampton2020-21TOT51-28417.46.93.51.70.40.21.02.76.143.50.51.731.01.11.667.18883541798721105361
Kenyon Martin Jr.Kenyon Martin Jr.2020-21HOUHOU45-28323.79.35.41.10.70.90.83.67.150.90.82.136.51.31.971.41,0684192424830413889
Bismack BiyomboBismack Biyombo2020-21CHACHA66-27620.45.05.31.20.31.11.12.23.758.70.00.00.00.71.644.81,34933134781177471141
Chasson RandleChasson Randle2020-21ORLORL41-26320.46.52.01.80.50.11.12.25.838.81.13.233.80.91.279.283726682742254664
Luguentz DortLuguentz Dort2020-21OKCOKC52-25229.714.03.61.70.90.41.54.812.338.72.26.334.32.33.274.41,54372918988451979134
Wendell Carter Jr.Wendell Carter Jr.2020-21TOT54-24325.511.28.21.90.60.81.44.38.550.30.30.929.42.43.373.21,375606443104354278146
Darius GarlandDarius Garland2020-21CLECLE54-23733.117.42.46.11.20.13.06.714.945.11.94.939.52.12.484.81,790941129329666164110
Terrence RossTerrence Ross2020-21ORLORL46-23529.315.63.42.31.00.51.65.513.441.21.95.733.72.63.087.01,34771715810847217488
Svi MykhailiukSvi Mykhailiuk2020-21TOT66-22920.18.52.51.70.80.21.33.27.741.11.64.833.40.60.876.01,32455916311051128863
Anthony EdwardsAnthony Edwards2020-21MINMIN72-22832.119.34.72.91.10.52.27.016.841.72.47.232.92.93.877.62,3141,3923362118236160129
Kevin Porter Jr.Kevin Porter Jr.2020-21HOUHOU26-22432.116.63.86.30.70.33.56.014.142.51.96.231.12.73.673.4835431991641989161
Dean WadeDean Wade2020-21CLECLE63-22219.26.03.41.20.60.30.52.14.943.11.23.436.60.50.676.91,2123762157435213078
StatMuse has season-level data for +/- going back to the 1996-97 season.