The 2002 WGC-American Express Championship was a golf tournament that was contested from 19 to 22 September at Mount Juliet Golf Course in Thomastown, County Kilkenny, Ireland. It was the third WGC-American Express Championship tournament, following the cancellation of the 2001 edition in the aftermath of the September 11 attacks, and the third of four World Golf Championships events in 2002.

World number 1 Tiger Woods won the tournament, to capture his second WGC-American Express Championship and his fifth World Golf Championship. He set the tournament record for score to-par at 25 under. Woods also went the first 71 holes of the tournament without making a bogey, only bogeying the 18th hole in the final round.

1. Top 50 from the Official World Golf Ranking as of 9 September

Robert Allenby (2), Stuart Appleby, Paul Azinger, Rich Beem (2), Thomas Bjørn (3), Ángel Cabrera (3), Mark Calcavecchia, Michael Campbell (3), Darren Clarke, José Cóceres, John Cook, Chris DiMarco (2), David Duval, Ernie Els (2,3), Bob Estes (2), Niclas Fasth (3), Brad Faxon (2), Fred Funk (2), Jim Furyk (2), Sergio García (2,3), Retief Goosen (2,3,5), Pádraig Harrington (3), Scott Hoch, Jerry Kelly (2), Bernhard Langer, Paul Lawrie (3), Tom Lehman, Justin Leonard (2), Peter Lonard, Davis Love III (2), Steve Lowery (2), Shigeki Maruyama (2), Len Mattiace (2), Scott McCarron (2), Rocco Mediate (2), Phil Mickelson (2), Colin Montgomerie (3), Craig Parry (4), Kenny Perry (2), Nick Price (2), Chris Riley (2), Eduardo Romero (3), Justin Rose (3,5), Adam Scott (3), Vijay Singh (2), David Toms (2), Scott Verplank, Mike Weir, Tiger Woods (2)

2. Top 30 on the 2002 PGA Tour money list as of 9 September

Craig Perks, John Rollins, Jeff Sluman, Kevin Sutherland

3. Top 20 on the 2002 European Tour Order of Merit as of 9 September

Gary Evans, Anders Hansen, Søren Hansen, Trevor Immelman, Stephen Leaney, Carl Pettersson

4. Top 3 on the 2002 PGA Tour of Australasia Order of Merit as of 9 September

Scott Laycock, Peter O'Malley

5. Top 3 on the 2001–02 Sunshine Tour Order of Merit

Tim Clark

6. Top 3 on the 2002 Japan Golf Tour Order of Merit as of 9 September

Kenichi Kuboya

• Nobuhito Sato and Toru Taniguchi did not play.

7. Winner of the 2001 Asian PGA Tour Order of Merit

Thongchai Jaidee

Place	Player	Score	To par
1	Tiger Woods	65	−7
T2	Steve Lowery	66	−6
	David Toms
T4	Chris DiMarco	67	−5
	Gary Evans
	Retief Goosen
	Jerry Kelly
	Vijay Singh
	Mike Weir
T10	José Cóceres	68	−4
	Ernie Els
	Bob Estes
	Niclas Fasth
	Justin Leonard
	José María Olazábal
	Craig Parry
	Kenny Perry
	Nick Price
	Scott Verplank

Place	Player	Score	To par
1	Tiger Woods	65-65=130	−14
2	Jerry Kelly	67-65=132	−12
T3	Steve Lowery	66-67=133	−11
	David Toms	66-67=133
5	Retief Goosen	67-67=134	−10
T6	Stuart Appleby	69-66=135	−9
	Ernie Els	68-67=135
	Gary Evans	67-68=135
T9	Chris DiMarco	67-69=136	−8
	Bob Estes	68-68=136
	Stephen Leaney	69-67=136
	Justin Leonard	68-68=136
	Davis Love III	69-67=136
	Rocco Mediate	69-67=136
	Vijay Singh	67-69=136

Place	Player	Score	To par
1	Tiger Woods	65-65-67=197	−19
T2	Retief Goosen	67-67-68=202	−14
	Jerry Kelly	67-65-70=202
	Steve Lowery	66-67-69=202
	Scott McCarron	71-67-64=202
	Vijay Singh	67-69-66=202
	David Toms	66-67-69=202
8	Rocco Mediate	69-67-67=203	−13
9	Davis Love III	69-67-68=204	−12
T10	Stuart Appleby	69-66-70=205	−11
	Bob Estes	68-68-69=205
	Justin Leonard	68-68-69=205
	Mike Weir	67-70-68=205

Place	Player	Score	To par	Money ($)
1	Tiger Woods	65-65-67-66=263	−25	1,000,000
2	Retief Goosen	67-67-68-62=264	−24	540,000
3	Vijay Singh	67-69-66-65=267	−21	367,500
T4	Jerry Kelly	67-65-70-66=268	−20	235,000
	David Toms	66-67-69-66=268
6	Scott McCarron	71-67-64-67=269	−19	180,000
7	Sergio García	69-69-70-62=270	−18	155,000
8	Davis Love III	69-67-68-67=271	−17	130,000
T9	Michael Campbell	71-66-71-64=272	−16	111,000
	Bob Estes	68-68-69-67=272

• Full results

52°31′33″N 7°11′19″W / 52.525903°N 7.188697°W / 52.525903; -7.188697