Trevon Diggs has the most interceptions by a defensive back this season, with 7 interceptions.

nfl int leaders for cbs
Interpreted as:
NFL defensive int leaders for cbs this regular season
2021Diggs2021Byard2021Jackson2021McKinney2021Hyde2021Poyer2021Phillips2021Diggs2021Williams2021Simmons2021Bradberry2021Ramsey2021Johnson2021Oruwariye2021Murphy2021Gilmore2021Mathieu2021Slay2021Howard2021Brown2021Williams2021Johnson2021Moore75543333333333322222222
NAMESEASONTMGPINTTKLASTCOMBSCKSCKYINT YDSINT TDFFFRFR TD
Trevon DiggsTrevon Diggs2021DALDAL87233260.001422000
Kevin ByardKevin Byard2021TENTEN952812400.00661111
J.C. JacksonJ.C. Jackson2021NENE95317380.00891000
Xavier McKinneyXavier McKinney2021NYGNYG943016460.00641000
Micah HydeMicah Hyde2021BUFBUF83247311.06371010
Jordan PoyerJordan Poyer2021BUFBUF73326381.010690000
Adrian PhillipsAdrian Phillips2021NENE932716430.00391100
Quandre DiggsQuandre Diggs2021SEASEA833412460.00140000
P.J. WilliamsP.J. Williams2021NONO8383110.00861000
Justin SimmonsJustin Simmons2021DENDEN933111420.00590000
James BradberryJames Bradberry2021NYGNYG93237300.00190020
Jalen RamseyJalen Ramsey2021LARLAR933610460.00310100
Lonnie JohnsonLonnie Johnson2021HOUHOU832516410.00470000
Amani OruwariyeAmani Oruwariye2021DETDET83209290.00180000
Byron MurphyByron Murphy2021ARIARI832410340.00361100
Stephon GilmoreStephon Gilmore2021CARCAR223140.00130000
Tyrann MathieuTyrann Mathieu2021KCKC82339421.011501000
Darius SlayDarius Slay2021PHIPHI92258330.00210011
Xavien HowardXavien Howard2021MIAMIA82197260.0010110
Anthony BrownAnthony Brown2021DALDAL82319400.00451000
Marcus WilliamsMarcus Williams2021NONO822611370.00560100
John JohnsonJohn Johnson2021CLECLE922011310.00310100
Kenny MooreKenny Moore2021INDIND925310631.01640000
Budda BakerBudda Baker2021ARIARI923618540.00240010
Xavier WoodsXavier Woods2021MINMIN823319521.03390200
StatMuse has season-level data for interceptions going back to the 1940 season.