| 2023-03-13 16:00:21March 13, 2023 | Lacrosse: John Champe vs. O'Connell | 18 - 10 | WCAC Lacrosse | Bishop O'Connell High School |
| 2023-03-14 16:00:05March 14, 2023 | Lacrosse: The Hill Academy vs. St. John's | 11 - 5 | WCAC Lacrosse | St. John's College High School |
| 2023-03-14 16:00:22March 14, 2023 | Lacrosse: McNamara vs. Sidwell Friends | 16:00:22Canceled | MAC Lacrosse, WCAC Lacrosse | Sidwell Friends School |
| 2023-03-14 16:00:33March 14, 2023 | Lacrosse: John Paul the Great vs. Bishop Ireton | 3 - 14 | WCAC Lacrosse | Bishop Ireton High School |
| 2023-03-14 16:00:49March 14, 2023 | Lacrosse: St. Mary's Ryken vs. St. Andrew's | 2 - 17 | WCAC Lacrosse | St. Andrew's Episcopal School |
| 2023-03-14 16:30:01March 14, 2023 | Lacrosse: Loyola Blakefield vs. Georgetown Prep | 6 - 10 | IAC Lacrosse | Georgetown Preparatory School |
| 2023-03-14 16:30:02March 14, 2023 | Lacrosse: St. Albans vs. Archbishop Spalding | 8 - 7 | IAC Lacrosse | Archbishop Spalding High School |
| 2023-03-14 16:30:40March 14, 2023 | Lacrosse: The Heights vs. Yorktown | 10 - 8 | WCAC Lacrosse | Yorktown High School |
| 2023-03-14 16:30:45March 14, 2023 | Lacrosse: Gonzaga vs. Landon | 12 - 3 | IAC Lacrosse, WCAC Lacrosse | Landon School |
| 2023-03-14 18:00:17March 14, 2023 | Lacrosse: Good Counsel vs. St. Mary's Annapolis | 2 - 21 | WCAC Lacrosse | St. Mary's School |
| 2023-03-14 19:00:18March 14, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. Paul VI | 4 - 6 | IAC Lacrosse, WCAC Lacrosse | Paul VI High School |
| 2023-03-15 16:00:06March 15, 2023 | Lacrosse: Trinity Episcopal vs. O'Connell | 2 - 12 | WCAC Lacrosse | Bishop O'Connell High School |
| 2023-03-15 16:30:58March 15, 2023 | Lacrosse: DeMatha vs. McNamara | 14 - 2 | WCAC Lacrosse | Bishop McNamara High School |
| 2023-03-16 16:00:14March 16, 2023 | Lacrosse: The Heights vs. Paul VI | 7 - 16 | WCAC Lacrosse | Paul VI High School |
| 2023-03-16 19:00:16March 16, 2023 | Lacrosse: Episcopal vs. Community School of Naples | 7 - 5 | IAC Lacrosse | Community School of Naples |
| 2023-03-16 19:15:19March 16, 2023 | Lacrosse: St. Albans vs. Riverside (VA) | 19 - 5 | IAC Lacrosse | Riverside High School |
| 2023-03-17 16:00:12March 17, 2023 | Lacrosse: Bishop Ireton vs. McNamara | 16 - 7 | WCAC Lacrosse | Bishop McNamara High School |
| 2023-03-17 16:00:54March 17, 2023 | Lacrosse: Gonzaga vs. O'Connell | 27 - 4 | WCAC Lacrosse | Bishop O'Connell High School |
| 2023-03-17 16:30:16March 17, 2023 | Lacrosse: Good Counsel vs. DeMatha | 7 - 11 | WCAC Lacrosse | DeMatha High School |
| 2023-03-17 18:00:33March 17, 2023 | Lacrosse: St. John's vs. St. Mary's Ryken | 17 - 2 | WCAC Lacrosse | St. Mary's Ryken High School |
| 2023-03-18 11:00:34March 18, 2023 | Lacrosse: The Heights vs. Sidwell Friends | 19 - 4 | WCAC Lacrosse | Sidwell Friends School |
| 2023-03-18 12:00:30March 18, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. William Penn | 11 - 9 | IAC Lacrosse | Episcopal Academy |
| 2023-03-18 14:00:46March 18, 2023 | Lacrosse: Landon vs. Episcopal Academy | 7 - 6 | IAC Lacrosse | Episcopal Academy |
| 2023-03-18 14:30:19March 18, 2023 | Lacrosse: Georgetown Prep vs. Haverford | 10 - 11 | IAC Lacrosse | Episcopal Academy |
| 2023-03-18 15:00:56March 18, 2023 | Lacrosse: Episcopal vs. Germantown Academy | 11 - 10 | IAC Lacrosse | Episcopal Academy |
| 2023-03-18 17:30:05March 18, 2023 | Lacrosse: Bullis vs. Malvern Prep | 9 - 12 | IAC Lacrosse | Episcopal Academy |
| 2023-03-18 19:00:06March 18, 2023 | Lacrosse: St. Albans vs. Springside Chestnut Hill Academy | 9 - 17 | IAC Lacrosse | Episcopal Academy |
| 2023-03-19 16:30:43March 19, 2023 | Lacrosse: Paul VI vs. Gonzaga | 6 - 5 | WCAC Lacrosse | Gonzaga College High School |
| 2023-03-20 16:30:55March 20, 2023 | Lacrosse: St. Stephen's & St. Agnes vs. St. Christopher's | 12 - 8 | IAC Lacrosse | St. Christopher's School |
