The 1999 WGC-NEC Invitational was a golf tournament that was contested from August 26–29, 1999 over the South Course at Firestone Country Club in Akron, Ohio. It was the first WGC-NEC Invitational tournament, and was the second of the three World Golf Championships that were held in the series' inaugural year. The Invitational succeeded the World Series of Golf which had been played at Firestone from 1976 until 1998.

World number 1 Tiger Woods won the tournament, shooting a 62 (-8) in the third round on his way to a one-stroke victory over Phil Mickelson.

1. 1999 United States and European Ryder Cup teams

• United States: David Duval (2), Jim Furyk (2), Tom Lehman, Justin Leonard (2), Davis Love III (2), Jeff Maggert, Phil Mickelson (2), Mark O'Meara (2), Steve Pate, Payne Stewart, Hal Sutton, Tiger Woods (2)
• Europe: Darren Clarke, Andrew Coltart, Sergio García, Pádraig Harrington, Miguel Ángel Jiménez, Paul Lawrie, Colin Montgomerie, José María Olazábal, Jesper Parnevik, Jarmo Sandelin, Jean van de Velde, Lee Westwood

2. 1998 United States and International Presidents Cup teams

• United States: Mark Calcavecchia, Fred Couples, Scott Hoch, John Huston, Lee Janzen
• International: Stuart Appleby, Steve Elkington, Ernie Els, Carlos Franco, Shigeki Maruyama, Frank Nobilo, Greg Norman, Naomichi Ozaki, Craig Parry, Nick Price, Vijay Singh, Greg Turner

Place	Player	Score	To par
1	Tiger Woods	66	−4
T2	David Duval	67	−3
	Jim Furyk
	Sergio García
	Paul Lawrie
	Tom Lehman
	Nick Price
T8	Mark Calcavecchia	68	−2
	Carlos Franco
	Scott Hoch
	Davis Love III

Place	Player	Score	To par
T1	Carlos Franco	68-67=135	−5
	Paul Lawrie	67-68=135
T3	Phil Mickelson	69-67=136	−4
	Nick Price	67-69=136
	Hal Sutton	69-67=136
T6	Mark Calcavecchia	68-69=137	−3
	Sergio García	67-70=137
	Davis Love III	68-69=137
	Craig Parry	71-66=137
	Payne Stewart	70-67=137
	Tiger Woods	66-71=137

Place	Player	Score	To par
1	Tiger Woods	66-71-62=199	−11
T2	Fred Couples	71-70-63=204	−6
	Nick Price	67-69-68=204
4	Carlos Franco	68-67-70=205	−5
T5	Sergio García	67-70-69=206	−4
	Tom Lehman	67-72-67=206
	Phil Mickelson	69-67-70=206
	Craig Parry	71-66-69=206
	Payne Stewart	70-67-69=206
T10	Ernie Els	71-69-67=207	−3
	Davis Love III	68-69-70=207
	Jeff Maggert	71-67-69=207

Place	Player	Score	To par	Winnings ($)
1	Tiger Woods	66-71-62-71=270	−10	1,000,000
2	Phil Mickelson	69-67-70-65=271	−9	510,000
T3	Craig Parry	71-66-69-69=275	−5	327,500
	Nick Price	67-69-68-71=275
5	Ernie Els	71-69-67-69=276	−4	234,000
6	Shigeki Maruyama	72-67-70-68=277	−3	179,000
T7	Carlos Franco	68-67-70-73=278	−2	154,000
	Sergio García	67-70-69-72=278
	Jeff Maggert	71-67-69-71=278
T10	Jim Furyk	67-72-69-71=279	−1	129,000
	Davis Love III	68-69-70-72=279

• Full results

41°00′29″N 81°30′29″W / 41.008°N 81.508°W / 41.008; -81.508