Answered October 29th, 2017

Julius Peppers picked up career sack number 151, moving him past Chris Doleman & into 4th place all-time.

Who was the last player with at least 151 career sacks?
Interpreted as:
Who was the last player with at least 151 career defensive sacks?
PeppersGreeneSmithWhite151160200198
NAMEGMSSCKTKLASTCOMBSCKYINTINT YDSINT TDFFFRFR TD
Julius Peppers242151535147682902.511293449182
Kevin Greene228160000055310262
Bruce Smith27920085281131252006151
Reggie White232198000037900202
StatMuse has player-based season-level data for NFL going back to the 1932 season.