Tournament results
The following table shows all the official money events for the 1991 season.[1] "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 | Purse ($) | 1st prize ($) |
|---|
| Jan 20 | The Jamaica Classic | Jamaica |  Jane Geddes (8) | 207 (−6) | 500,000 | 75,000 |
| Feb 3 | Oldsmobile LPGA Classic | Florida | Meg Mallon (1) | 276 (−12) | 400,000 | 60,000 |
| Feb 10 | The Phar-Mor at Inverrary | Florida | Beth Daniel (26) | 209 (−7) | 500,000 | 75,000 |
| Feb 23 | Orix Hawaiian Ladies Open | Hawaii | Patty Sheehan (26) | 207 (−9) | 350,000 | 52,500 |
| Mar 2 | Women's Kemper Open | Hawaii | Deb Richard (2) | 275 (−9) | 500,000 | 75,000 |
| Mar 10 | Inamori Classic | California |  Laura Davies (5) | 277 (−11) | 400,000 | 60,000 |
| Mar 17 | Desert Inn LPGA International | Nevada | Penny Hammel (3) | 211 (−5) | 400,000 | 60,000 |
| Mar 24 | Standard Register PING | Arizona | Danielle Ammaccapane (1) | 283 (−9) | 500,000 | 82,500 |
| Mar 31 | Nabisco Dinah Shore | California | Amy Alcott (29) | 273 (−15) | 600,000 | 90,000 |
| Apr 7 | Ping/Welch's Championship | Arizona | Christa Johnson (6) | 273 (−15) | 350,000 | 52,500 |
| May 5 | Sara Lee Classic | Tennessee | Nancy Lopez (44) | 206 (−10) | 425,000 | 63,750 |
| May 12 | Crestar-Farm Fresh Classic | Virginia | Hollis Stacy (18) | 282 (−6) | 400,000 | 60,000 |
| May 19 | Centel Classic | Florida | Pat Bradley (27) | 278 (−10) | 1,100,000 | 165,000 |
| May 26 | LPGA Corning Classic | New York | Betsy King (24) | 273 (−15) | 400,000 | 60,000 |
| Jun 2 | Rochester International | New York | Rosie Jones (5) | 276 (−12) | 400,000 | 60,000 |
| Jun 9 | Atlantic City Classic | New Jersey | Jane Geddes (9) | 208 (−8) | 300,000 | 45,000 |
| Jun 16 | Lady Keystone Open | Pennsylvania | Colleen Walker (4) | 207 (−9) | 400,000 | 60,000 |
| Jun 23 | McDonald's Championship | Delaware | Beth Daniel (27) | 273 (−11) | 750,000 | 112,500 |
| Jun 30 | Mazda LPGA Championship | Maryland | Meg Mallon (2) | 274 (−10) | 1,000,000 | 150,000 |
| Jul 7 | Jamie Farr Toledo Classic | Ohio | Alice Miller (8) | 205 (−8) | 350,000 | 75,000 |
| Jul 14 | U.S. Women's Open | Texas | Meg Mallon (3) | 283 (−1) | 600,000 | 110,000 |
| Jul 21 | JAL Big Apple Classic | New York | Betsy King (25) | 279 (−5) | 500,000 | 75,000 |
| Jul 28 | LPGA Bay State Classic | Massachusetts | Juli Inkster (14) | 275 (−13) | 400,000 | 60,000 |
| Aug 4 | The Phar-Mor in Youngstown | Ohio | Deb Richard (3) | 207 (−9) | 500,000 | 75,000 |
| Aug 11 | Stratton Mountain LPGA Classic | Vermont | Melissa McNamara (1) | 278 (−10) | 450,000 | 67,500 |
| Aug 18 | Northgate Computer Classic | Minnesota | Cindy Rarick (5) | 211 (−5) | 400,000 | 60,000 |
| Aug 25 | LPGA Chicago Sun-Times Shoot-Out | Illinois | Martha Nause (2) | 275 (−13) | 425,000 | 63,500 |
| Sep 2 | Rail Charity Golf Classic | Illinois | Pat Bradley (28) | 197 (−19) | 400,000 | 60,000 |
| Sep 8 | Ping-Cellular One LPGA Golf Championship | Oregon | Michelle Estill (1) | 208 (−8) | 400,000 | 60,000 |
| Sep 15 | du Maurier Ltd. Classic | Canada | Nancy Scranton (1) | 279 (−9) | 700,000 | 105,000 |
| Sep 22 | Safeco Classic | Washington | Pat Bradley (29) | 280 (−8) | 400,000 | 60,000 |
| Sep 29 | MBS LPGA Classic | California | Pat Bradley (30) | 277 (−11) | 350,000 | 52,500 |
| Oct 6 | Daikyo World Championship | Australia | Meg Mallon (4) | 216 (−3) | 325,000 | 100,000 |
| Nov 10 | Mazda Japan Classic | Japan |  Liselotte Neumann (2) | 211 (−5) | 550,000 | 82,500 |