Since 2015-16, Brian Harman has the most rounds, with 900 rounds.

	NAME	ROUNDS	EVENTS	TOP 10	WINS	MONEY
1	Brian Harman B. Harman	900	260	45	3	$35,645,126
2	Si Woo Kim S. Woo Kim	899	280	33	4	$29,425,538
3	Patrick Rodgers P. Rodgers	872	272	26	0	$16,684,186
4	Tony Finau T. Finau	866	243	60	6	$43,385,183
5	Emiliano Grillo E. Grillo	860	250	31	2	$22,676,788
6	Tom Hoge T. Hoge	858	277	31	1	$24,191,979
7	Nick Taylor N. Taylor	842	262	23	4	$21,221,560
8	Adam Hadwin A. Hadwin	826	246	39	1	$23,673,920
9	Keegan Bradley K. Bradley	821	239	38	4	$35,165,711
10	Lucas Glover L. Glover	819	245	31	3	$24,079,201
11	Chez Reavie C. Reavie	810	258	24	2	$16,230,526
12	Peter Malnati P. Malnati	805	277	13	2	$10,262,613
13	Harris English H. English	804	242	32	3	$28,130,662
14	Luke List L. List	798	266	26	2	$17,433,940
15	Charley Hoffman C. Hoffman	788	250	23	1	$17,432,799
16	Kevin Streelman K. Streelman	783	245	26	0	$14,634,410
17	Patton Kizzire P. Kizzire	783	259	25	3	$13,798,560
18	Gary Woodland G. Woodland	780	232	37	2	$24,245,426
19	Justin Thomas J. Thomas	775	213	79	16	$66,052,084
20	Hideki Matsuyama H. Matsuyama	774	219	50	10	$53,290,358
21	J.T. Poston	758	235	29	3	$21,719,621
22	Russell Henley R. Henley	758	224	45	3	$32,847,304
23	Matt Kuchar M. Kuchar	757	221	43	2	$26,795,474
24	Jordan Spieth J. Spieth	753	212	61	7	$45,275,448
25	Troy Merritt T. Merritt	752	251	21	1	$11,179,885

StatMuse has season-level data for rounds going back to the 1980 season.