| 25m Backstroke (LC) |
| Boy's 5 years |
| Guildford & Kalamunda District* | 35.70 | 14 Jan 2017 | Inter-Club Meet | |
| 25m Backstroke (SC) |
| Boy's 6 years |
| Guildford & Kalamunda District* | 27.60 | 8 Apr 2018 | GKDSC Club Sprint Championships 2018 | |
| Boy's 7 years |
| Guildford & Kalamunda District* | 21.88 | 31 Mar 2019 | GKDSC Club Sprint Championships 2019 | |
| 50m Backstroke (LC) |
| Boy's 5 years |
| Guildford & Kalamunda District* | 1:11.24 | 18 Mar 2017 | GKDSC LC Meet 4 | |
| Boy's 6 years |
| Guildford & Kalamunda District* | 56.03 | 24 Feb 2018 | GKDSC LC Meet 5 | |
| Boy's 11 years |
| Guildford & Kalamunda District* | 33.75 | 11 Apr 2023 | Junior State and End of Season Champs | |
| Mazenod College* | 38.48 | 23 Mar 2023 | 2023 ACC B Division | |
| Boy's 12 years |
| Mazenod College* | 33.79 | 20 Mar 2024 | 2024 ACC A Division | |
| 100m Backstroke (LC) |
| Boy's 11 years |
| Guildford & Kalamunda District* | 1:16.42 | 11 Apr 2023 | Junior State and End of Season Champs | |
| 200m Backstroke (LC) |
| Boy's 10 years |
| Guildford & Kalamunda District* | 2:54.76 | 25 Mar 2022 | 2022 Swimming WA Junior LC Championships | |
| Boy's 11 years |
| Guildford & Kalamunda District* | 2:42.08 | 11 Apr 2023 | Junior State and End of Season Champs | |
| 25m Breaststroke (SC) |
| Boy's 6 years |
| Guildford & Kalamunda District* | 30.86 | 8 Apr 2018 | GKDSC Club Sprint Championships 2018 | |
| Boy's 7 years |
| Guildford & Kalamunda District* | 26.42 | 31 Mar 2019 | GKDSC Club Sprint Championships 2019 | |
| Boy's 8 years |
| Guildford & Kalamunda District* | 25.53 | 18 Aug 2019 | GK SC Meet 2 | |
| 50m Breaststroke (LC) |
| Boy's 6 years |
| Guildford & Kalamunda District* | 1:12.35 | 24 Feb 2018 | GKDSC LC Meet 5 | |
| Boy's 8 years |
| Guildford & Kalamunda District* | 49.80 | 7 Mar 2020 | 19_20 Central Zone Summer League Round Three | |
| Boy's 11 years |
| Guildford & Kalamunda District* | 37.77 | 11 Feb 2023 | 2023 SWA Club Premierships B Division | |
| Mazenod College* | 38.82 | 23 Mar 2023 | 2023 ACC B Division | |
| Boy's 12 years |
| Mazenod College* | 36.58 | 20 Mar 2024 | 2024 ACC A Division | |
| Guildford & Kalamunda District* | 35.62 | 22 Mar 2024 | 2023-24 Aqua Technics Junior State Champs | |
| Boy's 13 years |
| Guildford & Kalamunda District* | 33.70 | 16 Nov 2024 | SWA 2024-25 LC Qual Meet 2 | |
| 50m Breaststroke (SC) |
| Boy's 12 years |
| Guildford & Kalamunda District* | 36.03 | 2 Sep 2023 | 2023 SWA Junior SC Championships | |
| Boy's 13 years |
| Guildford & Kalamunda District* | 32.85 | 31 Aug 2024 | 2024 SWA Junior SC Championships | |
| 100m Breaststroke (LC) |
| Boy's 11 years |
| Guildford & Kalamunda District* | 1:22.13 | 11 Apr 2023 | Junior State and End of Season Champs | |
| Boy's 12 years |
| Guildford & Kalamunda District* | 1:18.28 | 22 Mar 2024 | 2023-24 Aqua Technics Junior State Champs | |
| 100m Breaststroke (SC) |
| Boy's 13 years |
| Guildford & Kalamunda District* | 1:10.54 | 31 Aug 2024 | 2024 SWA Junior SC Championships | |
| 25m Butterfly (SC) |
| Boy's 6 years |
| Guildford & Kalamunda District* | 28.45 | 8 Apr 2018 | GKDSC Club Sprint Championships 2018 | |
| Boy's 8 years |
| Guildford & Kalamunda District* | 19.71 | 9 Jun 2019 | GK SC Meet 1 | |
| 50m Butterfly (LC) |
| Boy's 11 years |
| Mazenod College* | 36.55 | 23 Mar 2023 | 2023 ACC B Division | |
| Boy's 12 years |
| Mazenod College* | 32.99 | 20 Mar 2024 | 2024 ACC A Division | |
| 25m Freestyle (LC) |
| Boy's 5 years |
| Guildford & Kalamunda District* | 30.00 | 14 Jan 2017 | Inter-Club Meet | |
| Boy's 6 years |
| Guildford & Kalamunda District* | 24.99 | 14 Oct 2017 | GKDSC Long Course Meet 1 | |
| 25m Freestyle (SC) |
| Boy's 6 years |
| Guildford & Kalamunda District* | 19.99 | 8 Apr 2018 | GKDSC Club Sprint Championships 2018 | |
| Boy's 7 years |
| Guildford & Kalamunda District* | 17.82 | 31 Mar 2019 | GKDSC Club Sprint Championships 2019 | |
| Boy's 8 years |
| Guildford & Kalamunda District* | 18.06 | 18 Aug 2019 | GK SC Meet 2 | |
| 50m Freestyle (LC) |
| Boy's 5 years |
| Guildford & Kalamunda District* | 59.82 | 18 Mar 2017 | GKDSC LC Meet 4 | |
| Boy's 6 years |
| Guildford & Kalamunda District* | 47.20 | 10 Mar 2018 | GKDSC LC Meet 6 | |
| Boy's 8 years |
| Guildford & Kalamunda District* | 35.69 | 28 Feb 2020 | 2020 SunSmart Club Premierships A Division | |
| Boy's 9 years |
| Guildford & Kalamunda District* | 32.22 | 26 Mar 2021 | 2021 Hancock Prospect Junior LC Championships | |
| Boy's 10 years |
| Guildford & Kalamunda District* | 30.22 | 12 Feb 2022 | 2022 SWA Club Premierships B Division | |
| Boy's 12 years |
| Guildford & Kalamunda District* | 27.39 | 22 Mar 2024 | 2023-24 Aqua Technics Junior State Champs | |
| Boy's 13 years |
| Guildford & Kalamunda District* | 25.82 | 23 Mar 2025 | 2025 End of Season and Juniors Last Chance | |
| Western Australia* | 26.62 | 29 Jul 2024 | School Sport Australia Swimming 2024 | |
| 50m Freestyle (SC) |
| Boy's 6 years |
| Guildford & Kalamunda District* | 53.25 | 9 Sep 2017 | GKDSC Junior Meet 2017 | |
| Boy's 12 years |
| Guildford & Kalamunda District* | 27.21 | 2 Sep 2023 | 2023 SWA Junior SC Championships | |
| Boy's 13 years |
| Guildford & Kalamunda District* | 25.65 | 31 Aug 2024 | 2024 SWA Junior SC Championships | |
| 100m Freestyle (LC) |
| Boy's 9 years |
| Guildford & Kalamunda District* | 1:13.62 | 26 Mar 2021 | 2021 Hancock Prospect Junior LC Championships | |
| Boy's 10 years |
| Guildford & Kalamunda District* | 1:07.55 | 25 Mar 2022 | 2022 Swimming WA Junior LC Championships | |
| Boy's 11 years |
| Guildford & Kalamunda District* | 1:01.08 | 11 Apr 2023 | Junior State and End of Season Champs | |
| Mazenod College* | 1:02.79 | 23 Mar 2023 | 2023 ACC B Division | |
| Boy's 12 years |
| Mazenod College* | 59.12 | 20 Mar 2024 | 2024 ACC A Division | |
| Western Australia* | 59.33 | 22 Aug 2023 | School Sport Australia Swimming 2023 | |
| Guildford & Kalamunda District* | 58.27 | 22 Mar 2024 | 2023-24 Aqua Technics Junior State Champs | |
| Boy's 13 years |
| Guildford & Kalamunda District* | 56.98 | 14 Feb 2025 | 2025 SWA Junior Challenge and National Prep | |
| Western Australia* | 57.35 | 31 Jul 2024 | School Sport Australia Swimming 2024 | |
| 100m Freestyle (SC) |
| Boy's 12 years |
| Guildford & Kalamunda District* | 58.68 | 2 Sep 2023 | 2023 SWA Junior SC Championships | |
| Boy's 13 years |
| Guildford & Kalamunda District* | 54.03 | 31 Aug 2024 | 2024 SWA Junior SC Championships | |
| 200m Freestyle (LC) |
| Boy's 11 years |
| Guildford & Kalamunda District* | 2:17.73 | 11 Apr 2023 | Junior State and End of Season Champs | |
| Boy's 12 years |
| Guildford & Kalamunda District* | 2:12.31 | 22 Mar 2024 | 2023-24 Aqua Technics Junior State Champs | |
| Western Australia* | 2:14.87 | 22 Aug 2023 | School Sport Australia Swimming 2023 | |
| 400m Freestyle (LC) |
| Boy's 11 years |
| Guildford & Kalamunda District* | 4:57.42 | 11 Apr 2023 | Junior State and End of Season Champs | |
| 400m Freestyle (SC) |
| Boy's 11 years |
| Guildford & Kalamunda District* | 4:55.65 | 3 Sep 2022 | 2022 SWA Junior SC Championships | |
| Boy's 12 years |
| Guildford & Kalamunda District* | 4:35.15 | 2 Sep 2023 | 2023 SWA Junior SC Championships | |
| 500m Freestyle (OW) |
| Boy's 10 years |
| Guildford & Kalamunda District* | 8:12.70 | 27 Dec 2021 | OWS Series Round 6: Mullaloo | |
| 800m Freestyle (LC) |
| Boy's 11 years |
| Guildford & Kalamunda District* | 10:14.76 | 11 Apr 2023 | Junior State and End of Season Champs | |
| Boy's 12 years |
| Guildford & Kalamunda District* | 9:55.55 | 22 Mar 2024 | 2023-24 Aqua Technics Junior State Champs | |
| 800m Freestyle (SC) |
| Boy's 12 years |
| Guildford & Kalamunda District* | 9:44.20 | 2 Sep 2023 | 2023 SWA Junior SC Championships | |
| 1000m Freestyle (OW) |
| Boy's 11 years |
| Guildford & Kalamunda District* | 15:55.50 | 14 Jan 2023 | OWS Series Round 7: Coogee | |
| 100m Medley (SC) |
| Boy's 12 years |
| Guildford & Kalamunda District* | 1:07.67 | 2 Sep 2023 | 2023 SWA Junior SC Championships | |
| 200m Medley (LC) |
| Boy's 9 years |
| Guildford & Kalamunda District* | 3:06.55 | 26 Mar 2021 | 2021 Hancock Prospect Junior LC Championships | |
| Boy's 10 years |
| Guildford & Kalamunda District* | 2:53.44 | 25 Mar 2022 | 2022 Swimming WA Junior LC Championships | |
| Boy's 12 years |
| Western Australia* | 2:36.86 | 22 Aug 2023 | School Sport Australia Swimming 2023 | |
| 200m Medley (SC) |
| Boy's 13 years |
| Guildford & Kalamunda District* | 2:18.23 | 31 Aug 2024 | 2024 SWA Junior SC Championships | |
