Mixed - Long Course - 100m Breaststroke - Chester-Le-Street SC - Open Age Group
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Jacob Davison | Chester Le S | 05 | Northumberland & Durham SA County Championships 24 | Sunderland | 1 | 17/02/24 | 1:09.60 | |
| 2 | Jamie McCormick | Chester Le S | 06 | Northumberland & Durham SA County Championships 24 | Sunderland | 1 | 17/02/24 | 1:15.32 | |
| 3 | Dingyi Ma | Chester Le S | 09 | City of Sunderland ASC New Year Meet 2024 | Sunderland | 1 | 21/01/24 | 1:20.66 | |
| 4 | Millie Rivers | Chester Le S | 09 | City of Sunderland National Qualifier 2024 | Sunderland | 1 | 13/04/24 | 1:25.36 | |
| 5 | Holly Bodinner | Chester Le S | 07 | Northumberland & Durham SA County Championships 24 | Sunderland | 1 | 18/02/24 | 1:28.79 | |
| 6 | Jensen Tate Screaton | Chester Le S | 12 | SE North East Regional Age Group Championships | Leeds | 1 | 27/04/24 | 1:29.50 | |
| 7 | Benjamin Palmer | Chester Le S | 10 | City of Sunderland ASC Summer Splash 2023 | Sunderland | 3 | 01/07/23 | 1:29.97 | |
| 8 | Eryna Creighton | Chester Le S | 08 | City of Sunderland ASC Summer Splash 2023 | Sunderland | 3 | 02/07/23 | 1:30.78 | |
| 9 | Adam Nichol | Chester Le S | 08 | City of Sunderland ASC Summer Splash 2023 | Sunderland | 3 | 02/07/23 | 1:34.00 | |
| 10 | Amelia Kelsey | Chester Le S | 10 | City of Sunderland ASC Summer Splash 2023 | Sunderland | 3 | 01/07/23 | 1:37.98 | |
| 11 | Charlie Thompson | Chester Le S | 12 | Northumberland & Durham SA County Championships 24 | Sunderland | 1 | 17/02/24 | 1:38.82 | |
| 12 | Jamie Atherton | Chester Le S | 13 | City of Sunderland National Qualifier 2024 | Sunderland | 1 | 13/04/24 | 1:39.17 | |
| 13 | Erica Bancroft | Chester Le S | 12 | Northumberland & Durham SA County Championships 24 | Sunderland | 1 | 18/02/24 | 1:42.33 | |
| 14 | Keira Marrin | Chester Le S | 12 | City of Sunderland ASC Summer Splash 2023 | Sunderland | 3 | 01/07/23 | 1:45.13 | |
| 15 | Phoebe Attle | Chester Le S | 13 | Northumberland & Durham SA County Championships 24 | Sunderland | 1 | 18/02/24 | 1:49.00 | |
| 16 | Aidan Dryden | Chester Le S | 12 | City of Sunderland ASC Summer Splash 2023 | Sunderland | 3 | 01/07/23 | 1:52.58 | |
| 17 | Emmie Barrow | Chester Le S | 13 | Northumberland & Durham SA County Championships 24 | Sunderland | 1 | 18/02/24 | 1:52.76 | |
| 18 | Robbie Naisbett | Chester Le S | 12 | City of Sunderland ASC Summer Splash 2023 | Sunderland | 3 | 01/07/23 | 1:58.00 |