The 1978 PGA Tour season was played from January 5 to November 5. The season consisted of 44 official money events. Tom Watson won the most tournaments, five, and there were seven first-time winners. The tournament results and award winners are listed below.
Tournament results
The following table shows all the official money events for the 1978 season. "Date" is the ending date of the tournament. The numbers in parentheses after the winners' names are the number of wins they had on the tour up to and including that event. Majors are shown in bold.
| Date | Tournament | Location | Winner | Score | 1st prize ($) |
|---|
| Jan 8 | Joe Garagiola-Tucson Open | Arizona |  Tom Watson (9) | 274 (−14) | 40,000 |
| Jan 15 | Phoenix Open | Arizona | Miller Barber (11) | 272 (−12) | 40,000 |
| Jan 23 | Bing Crosby National Pro-Am | California | Tom Watson (10) | 280 (−8) | 45,000 |
| Jan 29 | Andy Williams-San Diego Open Invitational | California | Jay Haas (1) | 278 (−10) | 40,000 |
| Feb 5 | Hawaiian Open | Hawaii | Hubert Green (13) | 274 (−14) | 50,000 |
| Feb 13 | Bob Hope Desert Classic | California | Bill Rogers (1) | 339 (−21) | 45,000 |
| Feb 19 | Glen Campbell-Los Angeles Open | California | Gil Morgan (2) | 278 (−6) | 40,000 |
| Feb 26 | Jackie Gleason-Inverrary Classic | Florida | Jack Nicklaus (65) | 276 (−12) | 50,000 |
| Mar 6 | Florida Citrus Open | Florida | Mac McLendon (3) | 271 (−17) | 40,000 |
| Mar 12 | Doral-Eastern Open | Florida | Tom Weiskopf (14) | 272 (−16) | 40,000 |
| Mar 19 | Tournament Players Championship | Florida | Jack Nicklaus (66) | 289 (+1) | 60,000 |
| Mar 26 | Heritage Classic | South Carolina | Hubert Green (14) | 277 (−7) | 45,000 |
| Apr 2 | Greater Greensboro Open | North Carolina | .svg.png) Seve Ballesteros (1) | 282 (−6) | 48,000 |
| Apr 9 | Masters Tournament | Georgia | .svg.png) Gary Player (22) | 277 (−11) | 45,000 |
| Apr 16 | Tallahassee Open | Florida | Barry Jaeckel (1) | 273 (−15) | 16,000 |
| Apr 16 | MONY Tournament of Champions | California | Gary Player (23) | 281 (−7) | 45,000 |
| Apr 23 | Houston Open | Texas | Gary Player (24) | 270 (−18) | 40,000 |
| Apr 30 | First NBC New Orleans Open | Louisiana | Lon Hinkle (1) | 271 (−17) | 40,000 |
| May 7 | Byron Nelson Golf Classic | Texas | Tom Watson (11) | 272 (−8) | 40,000 |
| May 14 | Colonial National Invitation | Texas | Lee Trevino (23) | 268 (−12) | 40,000 |
| May 21 | Memorial Tournament | Ohio | Jim Simons (2) | 284 (−4) | 50,000 |
| May 28 | Atlanta Classic | Georgia | Jerry Heard (5) | 269 (−19) | 40,000 |
| Jun 4 | Kemper Open | North Carolina | Andy Bean (2) | 273 (−15) | 60,000 |
| Jun 11 | Danny Thomas Memphis Classic | Tennessee | Andy Bean (3) | 277 (−11) | 50,000 |
| Jun 18 | U.S. Open | Colorado | Andy North (2) | 285 (+1) | 45,000 |
| Jun 18 | Buick-Goodwrench Open | Michigan |  Jack Newton (1) | 280 (−8) | 20,000 |
| Jun 25 | Canadian Open | Canada | Bruce Lietzke (3) | 283 (−1) | 50,000 |
| Jul 2 | Western Open | Illinois | Andy Bean (4) | 282 (−6) | 45,000 |
| Jul 9 | Greater Milwaukee Open | Wisconsin | Lee Elder (3) | 275 (−13) | 30,000 |
| Jul 15 | British Open | Scotland | Jack Nicklaus (67) | 281 (−7) | 23,750 |
| Jul 16 | Ed McMahon-Jaycees Quad Cities Open | Illinois |  Victor Regalado (2) | 269 (−15) | 30,000 |
| Jul 23 | IVB-Philadelphia Golf Classic | Pennsylvania | Jack Nicklaus (68) | 270 (−14) | 50,000 |
| Jul 30 | Sammy Davis Jr.-Greater Hartford Open | Connecticut | Rod Funseth (3) | 264 (−20) | 42,000 |
| Aug 6 | PGA Championship | Pennsylvania | John Mahaffey (2) | 276 (−8) | 50,000 |
| Aug 13 | American Optical Classic | Massachusetts | John Mahaffey (3) | 270 (−14) | 45,000 |
| Aug 20 | American Express Westchester Classic | New York | Lee Elder (4) | 274 (−10) | 60,000 |
| Aug 27 | Colgate Hall of Fame Classic | North Carolina | Tom Watson (12) | 277 (−7) | 50,000 |
| Sep 4 | B.C. Open | New York | Tom Kite (2) | 267 (−17) | 45,000 |
| Sep 10 | Southern Open | Georgia | Jerry Pate (5) | 269 (−11) | 35,000 |
| Sep 17 | San Antonio Texas Open | Texas | Ron Streck (1) | 265 (−15) | 40,000 |
| Sep 24 | Anheuser-Busch Golf Classic | California | Tom Watson (13) | 270 (−18) | 40,000 |
| Oct 1 | World Series of Golf | Ohio | Gil Morgan (3) | 278 (−2) | 100,000 |
| Oct 29 | Pensacola Open | Florida | Mac McLendon (4) | 272 (−16) | 25,000 |
| Nov 5 | Walt Disney World National Team Championship | Florida | Wayne Levi (1)
Bob Mann (1) | 254 (−34) | 40,000 |