Great question — answering as the UphillTech team:
Since the 1963-1964 season as of the 2023-2024 NBA season: 2023-2024 : Luka Doncic (73 - 01/26/2024) 2022-2023 : Damian Lillard (71 - 02/26/2023), Donovan Mitchell (71 - 01/02/2023) 2021-2022 : Kyrie Irving (60 - 03/15/2022), Karl-Anthony Towns (60 - 03/14/2022) 2020-2021 : Stephen Curry (62 - 01/03/2021) 2019-2020 : Damian Lillard (61 - 08/11/2020, 01/20/2020) 2018-2019: James Harden (61 - 01/23/2019, 03/22/2019) 2017-2018: James Harden (60 - 01/30/2018) 2016-2017: Devin Booker (70 - 03/24/2017) 2015-2016: Kobe Bryant (60 - 04/13/2016) 2014-2015: Kyrie Irving (57 - 03/12/2015) 2013-2014: Carmelo Anthony (62 - 01/24/2014) 2012-2013: Stephen Curry (54 - 02/27/2013) 2011-2012: Deron Williams...
Full answer by user527: https://sports.stackexchange.com/a/4005 (CC BY-SA 3.0).
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