1991 Senior PGA Tour
The 1991 Senior PGA Tour was the 12th season since the Senior PGA Tour officially began in 1980. The season consisted of 37 official money events with purses totalling $18,925,000, including four majors. Mike Hill won the most tournaments, five. The tournament results, leaders, and award winners are listed below.
Tournament results
The following table shows all the official money events for the 1991 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. Senior majors are shown in bold.| Date | Tournament | Location | Purse | Winner | Score | 1st prize |
| Jan 6 | Infiniti Senior Tournament of Champions | California | 350,000 |  Bruce Crampton | 279 | 80,000 |
| Feb 3 | Royal Caribbean Classic | Florida | 450,000 |  Gary Player | 200 | 67,500 |
| Feb 10 | GTE Suncoast Classic | Florida | 450,000 |  Bob Charles | 210 | 67,500 |
| Feb 17 | Aetna Challenge | Florida | 450,000 |  Lee Trevino | 205 | 67,500 |
| Mar 3 | GTE West Classic | California | 450,000 | Chi Chi Rodriguez | 132 | 67,500 |
| Mar 17 | Vantage at The Dominion | Texas | 350,000 | Lee Trevino | 137 | 52,500 |
| Mar 24 | Vintage ARCO Invitational | California | 500,000 | Chi Chi Rodriguez | 206 | 75,000 |
| Apr 7 | The Tradition at Desert Mountain | Arizona | 800,000 | Jack Nicklaus | 277 | 120,000 |
| Apr 21 | PGA Seniors' Championship | Florida | 500,000 | Jack Nicklaus | 271 | 85,000 |
| Apr 28 | Doug Sanders Kingwood Celebrity Classic | Texas | 300,000 | Mike Hill | 203 | 45,000 |
| May 5 | Las Vegas Senior Classic | Nevada | 450,000 | Chi Chi Rodriguez | 204 | 67,500 |
| May 12 | Murata Reunion Pro-Am | Texas | 400,000 | Chi Chi Rodriguez | 208 | 60,000 |
| May 26 | Bell Atlantic Classic | Pennsylvania | 550,000 | Jim Ferree | 208 | 82,500 |
| Jun 2 | NYNEX Commemorative | New York | 400,000 | Charles Coody | 193 | 60,000 |
| Jun 9 | Mazda Presents The Senior Players Championship | Michigan | 1,000,000 | Jim Albus | 279 | 150,000 |
| Jun 16 | MONY Syracuse Senior Classic | New York | 400,000 | Rocky Thompson | 199 | 60,000 |
| Jun 23 | PaineWebber Invitational | North Carolina | 450,000 | Orville Moody | 207 | 67,500 |
| Jun 30 | Southwestern Bell Classic | Missouri | 450,000 | Jim Colbert | 201 | 67,500 |
| Jul 7 | Kroger Senior Classic | Ohio | 600,000 | Al Geiberger | 203 | 90,000 |
| Jul 14 | Newport Cup | Rhode Island | 325,000 | Larry Ziegler | 199 | 48,750 |
| Jul 21 | Ameritech Senior Open | Illinois | 500,000 | Mike Hill | 200 | 75,000 |
| Jul 28 | U.S. Senior Open | Michigan | 500,000 | Jack Nicklaus | 282 | 110,000 |
| Aug 4 | Northville Long Island Classic | New York | 450,000 | George Archer | 204 | 67,500 |
| Aug 11 | Showdown Classic | Utah | 350,000 | Dale Douglass | 209 | 52,500 |
| Aug 18 | GTE Northwest Classic | Washington | 400,000 | Mike Hill | 198 | 60,000 |
| Aug 25 | Sunwest Bank Charley Pride Senior Golf Classic | New Mexico | 350,000 | Lee Trevino | 200 | 52,500 |
| Sep 1 | GTE North Classic | Indiana | 450,000 | George Archer | 199 | 67,500 |
| Sep 8 | First of America Classic | Michigan | 350,000 | Harold Henning | 202 | 52,500 |
| Sep 15 | Digital Seniors Classic | Massachusetts | 400,000 | Rocky Thompson | 205 | 60,000 |
| Sep 22 | Nationwide Championship | Georgia | 700,000 | Mike Hill | 212 | 105,000 |
| Sep 29 | Bank One Senior Classic | Kentucky | 300,000 | DeWitt Weaver | 207 | 45,000 |
| Oct 6 | Vantage Championship | North Carolina | 1,500,000 | Jim Colbert | 205 | 202,500 |
| Oct 13 | Raley's Senior Gold Rush | California | 450,000 | George Archer | 206 | 67,500 |
| Oct 20 | Transamerica Senior Golf Championship | California | 500,000 | Charles Coody | 204 | 75,000 |
| Oct 27 | Security Pacific Senior Classic | California | 500,000 | John Brodie | 200 | 75,000 |
| Dec 8 | First Development Kaanapali Classic | Hawaii | 600,000 | Jim Colbert | 195 | 90,000 |
| Dec 15 | New York Life Champions | Puerto Rico | 1,000,000 | Mike Hill | 202 | 150,000 |
Source:
Leaders
Scoring Average leaders| Rank | Player | Country | Average |
| 1 | Lee Trevino | 69.50 | |
| 2 | George Archer | 69.72 | |
| 3 | Jim Colbert | 69.87 | |
| 4 | Bob Charles | 69.93 | |
| 5 | Mike Hill | 69.98 |
Source:
Money List leaders
| Rank | Player | Country | Earnings | Events | Wins |
| 1 | Mike Hill | 1,065,657 | 32 | 5 | |
| 2 | George Archer | 963,455 | 32 | 3 | |
| 3 | Jim Colbert | 880,749 | 22 | 3 | |
| 4 | Chi Chi Rodriguez | 794,013 | 32 | 4 | |
| 5 | Lee Trevino | 723,163 | 28 | 3 |
Source:
Career Money List leaders
| Rank | Player | Country | Earnings | Wins |
| 1 | Bob Charles | 3,168,642 | 16 | |
| 2 | Chi Chi Rodriguez | 3,029,172 | 20 | |
| 3 | Miller Barber | 2,777,540 | 24 | |
| 4 | Bruce Crampton | 2,662,039 | 18 | |
| 5 | Gary Player | 2,449,180 | 16 |
Source: