| 2023-05-12 16:00:00May 12, 2023 | Lacrosse: IAC Championship: Georgetown Prep vs. Landon | 14 - 9 | 2023 Lacrosse | Georgetown Preparatory School |
| 2023-05-09 16:30:00May 9, 2023 | Lacrosse: IAC Semifinals: Bullis vs. Georgetown Prep Lacrosse | 14 - 5 | 2023 Lacrosse | Georgetown Preparatory School |
| 2023-05-09 16:30:00May 9, 2023 | Lacrosse: IAC Semifinals: Landon vs. Episcopal | 11 - 9 | 2023 Lacrosse | Episcopal High School |
| 2023-05-05 19:00:00May 5, 2023 | Lacrosse: IAC Quarterfinals: Bullis vs. St. Stephen’s & St. Agnes | 13 - 6 | 2023 Lacrosse | Bullis School |
| 2023-05-05 16:30:00May 5, 2023 | Lacrosse: IAC Quarterfinals: Landon vs. St. Albans | 18 - 5 | 2023 Lacrosse | Landon School |
| 2023-05-02 18:00:03May 2, 2023 | Lacrosse: Georgetown Prep vs. Bullis | 18 - 2 | 2023 Lacrosse | Bullis School |
| 2023-05-02 16:30:53May 2, 2023 | Lacrosse: Landon vs. Episcopal | 5 - 12 | 2023 Lacrosse | Episcopal High School |
| 2023-05-02 16:30:36May 2, 2023 | Lacrosse: St. Albans vs. St. Stephen's & St. Agnes | 8 - 9 | 2023 Lacrosse | St. Stephen's & St. Agnes School |
| 2023-04-28 16:30:52April 28, 2023 | Lacrosse: Episcopal vs. Georgetown Prep | 7 - 14 | 2023 Lacrosse | Georgetown Preparatory School |
| 2023-04-28 16:30:33April 28, 2023 | Lacrosse: St. Albans vs. Landon | 5 - 9 | 2023 Lacrosse | Landon School |
| 2023-04-28 16:00:14April 28, 2023 | Lacrosse: Bullis vs. St. Stephen's & St. Agnes | 13 - 3 | 2023 Lacrosse | St. Stephen's & St. Agnes School |
| 2023-04-25 18:30:50April 25, 2023 | Lacrosse: Landon vs. Severna Park | 10 - 8 | 2023 Lacrosse | Severna Park High School |
| 2023-04-25 16:30:32April 25, 2023 | Lacrosse: DeMatha vs. St. Albans | 11 - 13 | 2023 Lacrosse | St. Albans School |
| 2023-04-25 16:00:56April 25, 2023 | Lacrosse: Episcopal vs. Woodberry Forest | 9 - 5 | 2023 Lacrosse | Woodberry Forest School |
| 2023-04-25 12:00:36April 25, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. Norfolk Academy | 12:00:3612:00 pm | 2023 Lacrosse | Episcopal High School |
| 2023-04-24 16:30:57April 24, 2023 | Lacrosse: Georgetown Prep vs. St. James | 13 - 3 | 2023 Lacrosse | Saint James School |
| 2023-04-21 16:30:34April 21, 2023 | Lacrosse: St. Albans vs. Georgetown Prep | 5 - 15 | 2023 Lacrosse | Georgetown Preparatory School |
| 2023-04-21 16:30:28April 21, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. Landon | 4 - 8 | 2023 Lacrosse | Landon School |
| 2023-04-21 16:30:23April 21, 2023 | Lacrosse: Bullis vs. Episcopal | 10 - 7 | 2023 Lacrosse | Episcopal High School |
| 2023-04-19 18:30:50April 19, 2023 | Lacrosse: Landon vs. James Madison | 7 - 3 | 2023 Lacrosse | James Madison High School |
| 2023-04-18 16:30:40April 18, 2023 | Lacrosse: Potomac School vs. St. Albans | 9 - 10 | 2023 Lacrosse | St. Albans School |
| 2023-04-18 16:30:10April 18, 2023 | Lacrosse: St. John's vs. Bullis | 10 - 9 | 2023 Lacrosse | Bullis School |
| 2023-04-18 16:00:37April 18, 2023 | Lacrosse: Episcopal vs. Christchurch | 11 - 10 | 2023 Lacrosse | Christchurch School |
| 2023-04-17 16:00:04April 17, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. The Heights | 8 - 5 | 2023 Lacrosse | The Heights School |
| 2023-04-16 16:00:58April 16, 2023 | Lacrosse: Georgetown Prep vs. St. Mary's Ryken | 13 - 3 | 2023 Lacrosse | St. Mary's Ryken High School |
| 2023-04-15 16:00:11April 15, 2023 | Lacrosse: St. James vs. Episcopal | 1 - 14 | 2023 Lacrosse | Episcopal High School |
| 2023-04-14 16:30:44April 14, 2023 | Lacrosse: Bullis vs. St. Albans | 10 - 13 | 2023 Lacrosse | St. Albans School |
| 2023-04-14 16:30:28April 14, 2023 | Lacrosse: Georgetown Prep vs. Landon | 12 - 4 | 2023 Lacrosse | Landon School |
| 2023-04-14 16:00:06April 14, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. Episcopal | 7 - 10 | 2023 Lacrosse | Episcopal High School |
| 2023-04-12 19:00:34April 12, 2023 | Lacrosse: St. Albans vs. Gonzaga | 6 - 10 | 2023 Lacrosse | Gonzaga College High School |
| 2023-04-12 16:00:07April 12, 2023 | Lacrosse: Cardinal Gibbons vs. Bullis | 6 - 14 | 2023 Lacrosse | Bullis School |
| 2023-04-11 17:00:38April 11, 2023 | Lacrosse: Cardinal Gibbons vs. Landon | 6 - 8 | 2023 Lacrosse | Landon School |
| 2023-04-10 18:00:25April 10, 2023 | Lacrosse: Shaker (NY) vs. Bullis | 2 - 13 | 2023 Lacrosse | Bullis School |
| 2023-04-06 18:00:19April 6, 2023 | Lacrosse: Landon vs. Bullis | 10 - 8 | 2023 Lacrosse | Bullis School |
| 2023-04-06 16:30:53April 6, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. Georgetown Prep | 2 - 13 | 2023 Lacrosse | Georgetown Preparatory School |
| 2023-04-06 16:30:04April 6, 2023 | Lacrosse: Episcopal vs. St. Albans | 12 - 6 | 2023 Lacrosse | St. Albans School |
| 2023-04-04 15:24:58April 4, 2023 | Lacrosse: Potomac School vs. Episcopal | 3 - 14 | 2023 Lacrosse | Episcopal High School |
| 2023-04-03 16:30:47April 3, 2023 | Lacrosse: Delmar vs. Bullis | 3 - 25 | 2023 Lacrosse | Bullis School |
| 2023-04-03 16:00:34April 3, 2023 | Lacrosse: Saint Xavier (KY) vs. Georgetown Prep | 6 - 18 | 2023 Lacrosse | Georgetown Preparatory School |
| 2023-04-01 17:00:54April 1, 2023 | Lacrosse: Bullis vs. Good Counsel | 10 - 6 | 2023 Lacrosse | Good Counsel High School |
| 2023-04-01 12:00:47April 1, 2023 | Lacrosse: St. Anne's Belfield vs. Episcopal | 9 - 11 | 2023 Lacrosse | Episcopal High School |
| 2023-03-31 19:00:36March 31, 2023 | Lacrosse: Gonzaga vs. Bullis | 12 - 11 | 2023 Lacrosse | Bullis School |
| 2023-03-31 16:30:12March 31, 2023 | Lacrosse: Collegiate School vs. Episcopal | 6 - 13 | 2023 Lacrosse | Episcopal High School |
| 2023-03-31 16:00:57March 31, 2023 | Lacrosse: Potomac School vs. St. Stephen's & St. Agnes | 7 - 9 | 2023 Lacrosse | St. Stephen's & St. Agnes School |
| 2023-03-30 16:00:51March 30, 2023 | Lacrosse: Georgetown Prep vs. Charlotte Country Day | 17 - 4 | 2023 Lacrosse | Charlotte Country Day |
| 2023-03-30 16:00:26March 30, 2023 | Lacrosse: Landon vs. IMG Academy | 12 - 13 | 2023 Lacrosse | IMG Academy |
| 2023-03-29 18:00:53March 29, 2023 | Lacrosse: St. Albans vs. St. Mark's | 7 - 10 | 2023 Lacrosse | St. Mark's School Of Texas |
| 2023-03-29 16:00:00March 29, 2023 | Lacrosse: Georgetown Prep vs. Cannon School | 11 - 6 | 2023 Lacrosse | Cannon School |
| 2023-03-28 19:00:33March 28, 2023 | Lacrosse: St. Albans vs. Episcopal School of Dallas | 11 - 8 | 2023 Lacrosse | The Episcopal School of Dallas |
| 2023-03-28 16:30:02March 28, 2023 | Lacrosse: Episcopal vs. St. Christopher's | 10 - 6 | 2023 Lacrosse | St. Christopher's School |
| 2023-03-28 16:00:35March 28, 2023 | Lacrosse: Landon vs. Canterbury School | 16 - 3 | 2023 Lacrosse | Canterbury School |
| 2023-03-28 16:00:35March 28, 2023 | Lacrosse: Bullis vs. The Benjamin School | 10 - 9 | 2023 Lacrosse | The Benjamin School |
| 2023-03-28 16:00:29March 28, 2023 | Lacrosse: Woodberry Forest vs. St. Stephen's & St. Agnes | 9 - 11 | 2023 Lacrosse | St. Stephen's & St. Agnes School |
| 2023-03-27 18:30:18March 27, 2023 | Lacrosse: St. Albans vs. Jesuit Dallas | 12 - 7 | 2023 Lacrosse | Jesuit Dallas |
| 2023-03-27 16:00:35March 27, 2023 | Lacrosse: Bullis vs. Oxbridge Academy | 15 - 5 | 2023 Lacrosse | Oxbridge Academy |
| 2023-03-25 14:00:23March 25, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. Christchurch | 9 - 10 | 2023 Lacrosse | St. Christopher's School |
| 2023-03-25 12:00:50March 25, 2023 | Lacrosse: Episcopal vs. Trinity Episcopal | 17 - 5 | 2023 Lacrosse | Trinity Episcopal School |
| 2023-03-25 12:00:13March 25, 2023 | Lacrosse: St. Albans vs. Southlake (TX) | 14 - 11 | 2023 Lacrosse | Southlake High School |
| 2023-03-24 19:00:40March 24, 2023 | Lacrosse: Gonzaga vs. Georgetown Prep | 9 - 11 | 2023 Lacrosse | Georgetown University |
| 2023-03-24 16:30:43March 24, 2023 | Lacrosse: Bullis vs. Archbishop Spalding | 8 - 7 | 2023 Lacrosse | Archbishop Spalding High School |
| 2023-03-24 16:30:30March 24, 2023 | Lacrosse: Paul VI vs. Episcopal | 8 - 3 | 2023 Lacrosse | Episcopal High School |
| 2023-03-24 16:30:23March 24, 2023 | Lacrosse: St. Paul's vs. Landon | 12 - 9 | 2023 Lacrosse | Landon School |
| 2023-03-24 15:00:48March 24, 2023 | Lacrosse: Kiski Prep vs. St. Stephen's & St. Agnes | 7 - 9 | 2023 Lacrosse | St. Stephen's & St. Agnes School |
| 2023-03-22 19:00:31March 22, 2023 | Lacrosse: St. Albans vs. Gilman | 11 - 8 | 2023 Lacrosse | Gilman School |
| 2023-03-21 16:30:19March 21, 2023 | Lacrosse: Episcopal vs. Blue Ridge | 16 - 13 | 2023 Lacrosse | Blue Ridge High School |
| 2023-03-21 16:30:07March 21, 2023 | Lacrosse: Landon vs. DeMatha | 8 - 7 | 2023 Lacrosse | DeMatha High School |
| 2023-03-21 16:15:30March 21, 2023 | Lacrosse: Bullis vs. St. Andrew's | 15 - 8 | 2023 Lacrosse | St. Andrew's Episcopal School |
| 2023-03-21 16:00:15March 21, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. Collegiate | 7 - 10 | 2023 Lacrosse | Collegiate School |
| 2023-03-20 16:30:55March 20, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. St. Christopher's | 12 - 8 | 2023 Lacrosse | St. Christopher's School |
| 2023-03-18 19:00:06March 18, 2023 | Lacrosse: St. Albans vs. Springside Chestnut Hill Academy | 9 - 17 | 2023 Lacrosse | Episcopal Academy |
| 2023-03-18 17:30:05March 18, 2023 | Lacrosse: Bullis vs. Malvern Prep | 9 - 12 | 2023 Lacrosse | Episcopal Academy |
| 2023-03-18 15:00:56March 18, 2023 | Lacrosse: Episcopal vs. Germantown Academy | 11 - 10 | 2023 Lacrosse | Episcopal Academy |
| 2023-03-18 14:30:19March 18, 2023 | Lacrosse: Georgetown Prep vs. Haverford | 10 - 11 | 2023 Lacrosse | Episcopal Academy |
| 2023-03-18 14:00:46March 18, 2023 | Lacrosse: Landon vs. Episcopal Academy | 7 - 6 | 2023 Lacrosse | Episcopal Academy |
| 2023-03-18 12:00:30March 18, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. William Penn | 11 - 9 | 2023 Lacrosse | Episcopal Academy |
| 2023-03-16 19:15:19March 16, 2023 | Lacrosse: St. Albans vs. Riverside (VA) | 19 - 5 | 2023 Lacrosse | Riverside High School |
| 2023-03-16 19:00:16March 16, 2023 | Lacrosse: Episcopal vs. Community School of Naples | 7 - 5 | 2023 Lacrosse | Community School of Naples |
| 2023-03-14 19:00:18March 14, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. Paul VI | 4 - 6 | 2023 Lacrosse | Paul VI High School |
| 2023-03-14 16:30:45March 14, 2023 | Lacrosse: Gonzaga vs. Landon | 12 - 3 | 2023 Lacrosse | Landon School |
| 2023-03-14 16:30:02March 14, 2023 | Lacrosse: St. Albans vs. Archbishop Spalding | 8 - 7 | 2023 Lacrosse | Archbishop Spalding High School |
| 2023-03-14 16:30:01March 14, 2023 | Lacrosse: Loyola Blakefield vs. Georgetown Prep | 6 - 10 | 2023 Lacrosse | Georgetown Preparatory School |
| 2023-03-12 13:00:09March 12, 2023 | Lacrosse: Ponte Vedra (FL) vs. Bullis | 2 - 14 | 2023 Lacrosse | Bullis School |
| 2023-03-11 13:00:23March 11, 2023 | Lacrosse: St. Albans vs. St. Paul's | 17 - 11 | 2023 Lacrosse | St. Paul's School |
| 2023-03-10 18:00:54March 10, 2023 | Lacrosse: DeMatha vs. Bullis | 8 - 11 | 2023 Lacrosse | Bullis School |
| 2023-03-10 16:30:56March 10, 2023 | Lacrosse: Gilman vs. Georgetown Prep | 9 - 13 | 2023 Lacrosse | Georgetown Preparatory School |
| 2023-03-10 16:15:41March 10, 2023 | Lacrosse: Ponte Vedra (FL) vs. St. Stephen's & St. Agnes | 16 - 14 | 2023 Lacrosse | St. Stephen's & St. Agnes School |
| 2023-03-10 16:15:11March 10, 2023 | Lacrosse: The Heights vs. Landon | 5 - 7 | 2023 Lacrosse | Landon School |
| 2023-03-08 16:15:00March 8, 2023 | Lacrosse: Good Counsel vs. St. Albans | 9 - 13 | 2023 Lacrosse | St. Albans School |
| 2023-03-07 18:00:22March 7, 2023 | Lacrosse: Georgetown Prep vs. St. Mary's Annapolis | 13 - 17 | 2023 Lacrosse | Gonzaga College High School |
| 2023-03-07 16:30:24March 7, 2023 | Lacrosse: St. James School vs. Bullis | 9 - 20 | 2023 Lacrosse | Bullis School |
| 2023-03-07 16:15:17March 7, 2023 | Lacrosse: Loyola Blakefield vs. St. Stephen's & St. Agnes | 13 - 5 | 2023 Lacrosse | St. Stephen's & St. Agnes School |
| 2023-03-07 16:00:36March 7, 2023 | Lacrosse: Landon vs. Severn | 6 - 9 | 2023 Lacrosse | Severn School |
| 2023-03-03 16:30:12March 3, 2023 | Lacrosse: DeMatha vs. Georgetown Prep | 5 - 14 | 2023 Lacrosse | Georgetown Preparatory School |
| 2023-03-03 16:00:32March 3, 2023 | Lacrosse: St. Albans vs. Severn | 8 - 13 | 2023 Lacrosse | Severn School |
