Best Upsets (2021)
Rankings / Best Games (Season - Yesterday - Three Days) / Best Upsets (Season - Yesterday - Three Days) / Best Upcoming Games (Season - Today - Three Days)
Lacrosse / D1 Women
| – | Team | Rank | VS | Rank | Opp Team | Details |
| 1 | Coastal Carolina | #59 | 13 - 12 | #14 | Jacksonville | 04/23/2021 |
| 2 | New Hampshire | #93 | 14 - 13 | #55 | UMBC | 03/20/2021 |
| 3 | Virginia Tech | #39 | 20 - 15 | #9 | Virginia | 04/24/2021 |
| 4 | East Carolina | #71 | 12 - 11 | #44 | Cincinnati | 04/23/2021 |
| 5 | Siena | #72 | 15 - 11 | #45 | Fairfield | 04/10/2021 |
| 6 | Coastal Carolina | #59 | 12 - 7 | #34 | Davidson | 03/07/2021 |
| 7 | Fresno State | #77 | 14 - 11 | #52 | San Diego State | 04/30/2021 |
| 8 | Winthrop | #86 | 14 - 11 | #65 | Mercer | 02/27/2021 |
| 9 | Campbell | #80 | 8 - 7 | #59 | Coastal Carolina | 03/24/2021 |
| 10 | Old Dominion | #91 | 13 - 12 | #71 | East Carolina | 03/21/2021 |
| 11 | Bryant | #87 | 12 - 11 | #69 | LIU | 04/28/2021 |
| 12 | Towson | #27 | 13 - 7 | #10 | Loyola | 02/24/2021 |
| 13 | Furman | #63 | 10 - 8 | #46 | Liberty | 02/27/2021 |
| 14 | La Salle | #75 | 7 - 4 | #58 | Bucknell | 02/27/2021 |
| 15 | Saint Francis | #102 | 9 - 7 | #85 | Sacred Heart | 03/13/2021 |
| 16 | Saint Francis | #102 | 13 - 11 | #85 | Sacred Heart | 04/03/2021 |
| 17 | Navy | #47 | 10 - 8 | #31 | Mount St Mary's | 02/20/2021 |
| 18 | Elon | #29 | 6 - 5 | #13 | James Madison | 03/07/2021 |
| 19 | USC | #42 | 18 - 12 | #28 | Colorado | 03/26/2021 |
| 20 | Radford | #84 | 11 - 10 | #70 | William and Mary | 03/27/2021 |
| 21 | Colorado | #28 | 14 - 7 | #15 | Denver | 02/28/2021 |
| 22 | Youngstown State | #108 | 23 - 20 | #96 | Kent State | 04/25/2021 |
| 23 | Cincinnati | #44 | 13 - 5 | #32 | Louisville | 03/01/2021 |
| 24 | Saint Joseph's | #35 | 15 - 8 | #24 | Lehigh | 02/27/2021 |
| 25 | Marist | #78 | 15 - 11 | #67 | Monmouth | 03/12/2021 |