| Mandurah (MDR) |
| Calicdan, Juan Carlos |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 2C. | Boys 13 to 14 years 200 Individual Medley | NT | | - | - |
| 8B. | Boys 14 years 50 Freestyle | 37.80 | | 2021 Pinjarra Summer Carnival | 24 Jan 2021 |
| 16. | Mens 10 years and over 200 Breaststroke | NT | | - | - |
| 28A. | Boys 13 to 14 years 100 Breaststroke | 1:34.26 | | 2021 Country Pennants - Mt Barker | 27 Feb 2021 |
| 36B. | Boys 14 years 50 Butterfly | NT | | - | - |
| 42A. | Boys 13 to 14 years 100 Freestyle | NT | | - | - |
| 50B. | Boys 14 years 50 Breaststroke | 42.63 | | 2021 St Hildas Swim Club Junior Meet | 14 Mar 2021 |
| 56A. | Boys 13 to 14 years 100 Backstroke | 1:38.58 | | 2021 Country Pennants - Mt Barker | 28 Feb 2021 |
| Davies, Taylor |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 1B. | Girls 11 to 12 years 200 Individual Medley | 3:28.69 | | Mandurah Club Championships 2021 | 14 Mar 2021 |
| 5A. | Girls 11 years 50 Freestyle | 36.74 | | 2021 Country Pennants - Mt Barker | 27 Feb 2021 |
| 19A. | Girls 11 years 50 Backstroke | 46.49 | | 2021 Country Pennants - Mt Barker | 28 Feb 2021 |
| 39B. | Girls 11 to 12 years 100 Freestyle | 1:21.21 | | 2021 Peel Twilight Meet | 13 Mar 2021 |
| 47A. | Girls 11 years 50 Breaststroke | 49.78 | | 2021 Peel Twilight Meet | 13 Mar 2021 |
| Friehe, Shelby |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 3C. | Girls 10 years 50 Freestyle | 40.60 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 17C. | Girls 10 years 50 Backstroke | 46.87 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 45C. | Girls 10 years 50 Breaststroke | 54.36 | | 2021 Peel Twilight Meet | 13 Mar 2021 |
| 53A. | Girls 9 to 10 years 100 Backstroke | 1:43.67 | | 2021 SunSmart Country Championships | 8 Jan 2021 |
| Haugh, Eloise |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 3A. | Girls 8 years 50 Freestyle | 57.98 | | 2021 Country Pennants - Mt Barker | 27 Feb 2021 |
| 17A. | Girls 8 years 50 Backstroke | 1:08.54 | | 2021 Country Pennants - Mt Barker | 28 Feb 2021 |
| 45A. | Girls 8 years 50 Breaststroke | 1:05.55 | | 2021 Country Pennants - Mt Barker | 27 Feb 2021 |
| Jacinto, Kalel |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 2B. | Boys 11 to 12 years 200 Individual Medley | 2:57.60 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 12B. | Boys 11 to 12 years 100 Butterfly | 1:32.22 | | 2021 Pinjarra Summer Carnival | 24 Jan 2021 |
| 20B. | Boys 12 years 50 Backstroke | 40.31 | | 2021 SunSmart Country Championships | 8 Jan 2021 |
| 30. | Mens 9 years and over 200 Freestyle | 2:54.61 | | Sunsmart SWA LC Qualifying Meet #1 | 17 Oct 2020 |
| 40B. | Boys 11 to 12 years 100 Freestyle | 1:15.47 | | 2021 Pinjarra Summer Carnival | 24 Jan 2021 |
| 48B. | Boys 12 years 50 Breaststroke | 41.00 | | HP Junior LC Challenge | 6 Mar 2021 |
| 54B. | Boys 11 to 12 years 100 Backstroke | 1:27.44 | | 2021 SunSmart Country Championships | 8 Jan 2021 |
| Jodrell, Angelyne |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 1C. | Girls 13 to 14 years 200 Individual Medley | 2:58.80 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 13A. | Girls 13 to 14 years 100 Butterfly | 1:20.69 | | Pinjarra Summer Carnival | 25 Jan 2020 |
| 21A. | Girls 13 years 50 Backstroke | 39.49 | | 2021 LC Officials Pentathlon | 17 Jan 2021 |
| 29. | Womens 9 years and over 200 Freestyle | 2:32.17 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 41A. | Girls 13 to 14 years 100 Freestyle | 1:07.85 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 55A. | Girls 13 to 14 years 100 Backstroke | 1:25.54 | | Hancock Prospecting LC Junior Challenge | 18 Jan 2020 |
| Osment, Sophie |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 1A. | Girls 9 to 10 years 200 Individual Medley | NT | | - | - |
| 17B. | Girls 9 years 50 Backstroke | 51.78 | | 2021 Country Pennants - Mt Barker | 28 Feb 2021 |
| 31A. | Girls 9 years 50 Butterfly | NT | | - | - |
| 39A. | Girls 9 to 10 years 100 Freestyle | NT | | - | - |
| 53A. | Girls 9 to 10 years 100 Backstroke | NT | | - | - |
| Price, Ethan |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 4B. | Boys 9 years 50 Freestyle | 51.15 | | 2021 Peel Aquatic Club Champs | 5 Mar 2021 |
| 26A. | Boys 9 to 10 years 100 Breaststroke | 2:09.56 | | 2021 Peel Twilight Meet | 13 Mar 2021 |
| 46B. | Boys 9 years 50 Breaststroke | 56.22 | | 2021 Country Pennants - Mt Barker | 27 Feb 2021 |
| Reid, Amber |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 1A. | Girls 9 to 10 years 200 Individual Medley | 3:51.10 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 17C. | Girls 10 years 50 Backstroke | 48.63 | | 2021 SunSmart Country Championships | 8 Jan 2021 |
| 45C. | Girls 10 years 50 Breaststroke | 53.63 | | 2021 Peel Twilight Meet | 13 Mar 2021 |
| Sanders, Brax |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 4B. | Boys 9 years 50 Freestyle | NT | | - | - |
| 18B. | Boys 9 years 50 Backstroke | NT | | - | - |
| 46B. | Boys 9 years 50 Breaststroke | NT | | - | - |
| Young, Lathan |
| Event | Entry Time | Meet Name | Swim Date |
| Sunday |
| 2C. | Boys 13 to 14 years 200 Individual Medley | 2:46.49 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 14A. | Boys 13 to 14 years 100 Butterfly | 1:19.49 | | 2021 Peel Twilight Meet | 13 Mar 2021 |
| 22A. | Boys 13 years 50 Backstroke | 36.08 | | 2020 South West Region Championships | 22 Nov 2020 |
| 30. | Mens 9 years and over 200 Freestyle | 2:29.58 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 36A. | Boys 13 years 50 Butterfly | 32.56 | | 2021 Peel Twilight Meet | 13 Mar 2021 |
| 42A. | Boys 13 to 14 years 100 Freestyle | 1:06.62 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
| 56A. | Boys 13 to 14 years 100 Backstroke | 1:19.07 | | 2021 Hancock Prospect Junior LC Championships | 26 Mar 2021 |
