Scottie Scheffler has a greens in regulation percent per round of 0.84 in his career.

		NAME	GIR%/ROUNDS	GIR%	ROUNDS	EVENTS	TOP 10	WINS	MONEY
1		Scottie Scheffler S. Scheffler	0.84	427.8	508	135	72	17	$90,831,519

StatMuse has season-level data for greens in regulation percent and rounds going back to the 1980 season.