which player has won the most playoff rounds

Davis Love III has the most career rounds, with 2,739 rounds.

NAMEROUNDSWINSEVENTSTOP 10MONEY
1Davis Love III
D. Love III
2,739
21
2418
180
$44,959,243
2Mark Calcavecchia
M. Calcavecchia
2,606
13
2355
142
$24,214,778
3Jay Haas
J. Haas
2,510
8
2402
130
$14,241,577
4Mark Brooks
M. Brooks
2,493
7
2307
58
$9,455,442
5Billy Mayfair
B. Mayfair
2,475
5
2396
73
$20,303,642
6Jeff Sluman
J. Sluman
2,466
6
2326
105
$18,165,266
7John Cook
J. Cook
2,418
11
2228
98
$12,685,199
8Stewart Cink
S. Cink
2,394
8
1738
105
$43,905,339
9Scott Hoch
S. Hoch
2,344
11
2132
163
$18,530,158
10Fred Couples
F. Couples
2,330
15
2087
162
$22,860,333
11Brad Faxon
B. Faxon
2,324
8
2170
88
$17,769,250
12Joey Sindelar
J. Sindelar
2,311
7
2246
83
$11,196,462
13Bob Tway
B. Tway
2,299
8
2156
103
$15,785,814
14Mark O'Meara
M. O'Meara
2,282
16
2132
119
$14,325,370
15Phil Mickelson
P. Mickelson
2,273
45
1779
198
$94,798,661
16Corey Pavin
C. Pavin
2,269
15
2172
108
$16,021,370
17Jim Furyk
J. Furyk
2,250
17
1827
188
$71,507,269
18Vijay Singh
V. Singh
2,224
34
1892
185
$71,281,216
19Kenny Perry
K. Perry
2,216
14
2073
104
$32,123,129
20Fred Funk
F. Funk
2,214
8
1998
93
$21,310,436
21Dan Forsman
D. Forsman
2,178
5
1993
64
$8,687,983
22Bob Estes
B. Estes
2,172
4
2042
91
$21,628,538
23Loren Roberts
L. Roberts
2,155
8
2039
94
$15,154,767
24Hal Sutton
H. Sutton
2,154
14
2057
124
$15,267,686
25Scott Verplank
S. Verplank
2,116
5
1841
93
$27,500,226
StatMuse has season-level data for rounds and tournament wins going back to the 1980 season.