Justin Fields has the lowest passer rating this season, with a 61.8 rating.

who has the worst qb rating this season
Interpreted as:
Who has the worst qb rating with a minimum of 14 passing attempts per team game this season?
2021Fields2021Wilson2021Mills2021Lawrence2021Darnold2021Brissett2021Goff2021Jones2021Roethlisberger2021Heinicke2021Tannehill2021Hurts2021Garoppolo2021Jones2021Tagovailoa2021Ryan2021Jackson2021Mahomes2021Mayfield2021Herbert2021Bridgewater2021Carr2021Winston61.863.574.475.577.582.984.784.886.086.889.089.590.292.895.196.897.797.897.898.899.5101.2102.4
NAMESEASONTMGPRATECMPATTPCTYDSAVGYDS/GTDTD%INTINT%SCKSCKY
Justin FieldsJustin Fields2021CHICHI761.87513157.38166.2116.621.564.622179
Zach WilsonZach Wilson2021NYJNYJ663.510418157.51,1686.5194.742.295.019160
Davis MillsDavis Mills2021HOUHOU674.411117164.91,0476.1174.552.974.115100
Trevor LawrenceTrevor Lawrence2021JAXJAX675.512921659.71,4656.8244.273.283.71060
Sam DarnoldSam Darnold2021CARCAR777.515324961.41,6846.8240.672.883.221118
Jacoby BrissettJacoby Brissett2021MIAMIA682.910415965.48835.6147.242.521.31286
Jared GoffJared Goff2021DETDET784.718127466.11,7736.5253.382.962.217137
Daniel JonesDaniel Jones2021NYGNYG784.815324163.51,7277.2246.752.141.714115
Ben RoethlisbergerBen Roethlisberger2021PITPIT686.015323565.11,5156.4252.573.041.71259
Taylor HeinickeTaylor Heinicke2021WASWAS786.815123564.31,6587.1236.9104.373.0955
Ryan TannehillRyan Tannehill2021TENTEN789.014922965.11,7377.6248.173.152.221159
Jalen HurtsJalen Hurts2021PHIPHI789.514824261.21,7167.1245.1104.141.71499
Jimmy GaroppoloJimmy Garoppolo2021SFSF590.29414564.81,1067.6221.264.142.8853
Mac JonesMac Jones2021NENE792.817424770.41,7797.2254.193.662.414111
Tua TagovailoaTua Tagovailoa2021MIAMIA495.18211869.58357.1208.875.943.4540
Matt RyanMatt Ryan2021ATLATL696.816624468.01,6686.8278.0124.941.6970
Lamar JacksonLamar Jackson2021BALBAL797.714622564.91,9438.6277.6104.452.221105
Patrick MahomesPatrick Mahomes2021KCKC797.818727767.52,0827.5297.4186.593.21467
Baker MayfieldBaker Mayfield2021CLECLE697.811617367.11,4748.5245.763.531.718113
Justin HerbertJustin Herbert2021LACLAC698.816124665.41,7717.2295.2145.741.61174
Teddy BridgewaterTeddy Bridgewater2021DENDEN799.516223170.11,7017.4243.0125.252.218112
Derek CarrDerek Carr2021LVLV7101.218026667.72,2698.5324.1124.551.917114
Jameis WinstonJameis Winston2021NONO6102.48915158.91,1147.4185.7138.632.01169
Carson WentzCarson Wentz2021INDIND7102.814121964.41,6957.7242.1115.010.515113
Josh AllenJosh Allen2021BUFBUF6103.614923064.81,7237.5287.2156.531.3847
StatMuse has season-level data for pass attempts per team game and passer rating going back to the 1932 season.