Waterloo Swimming Boys 10 & under 50 Y Breast
These rankings show the swimmers' placement within their swim team.They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.
Swimmer Rankings
| Ranking | Name | Time | Age | Standard | to Next Standard | Team | Date | Meet | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Zachary Zeng | 39.02 | 10 | AA Min | AAA: 38.29 (+0.73s | 1.9%) | Waterloo Swimming | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 2 | Austin Xue | 41.68 | 9 | A Min | AA: 40.19 (+1.49s | 3.6%) | Waterloo Swimming | 01/09/2026 | 2026 ST TXLA New Year S Classic Invite | |
| 3 | Kyu Bae | 43.44 | 9 | BB Min | A: 42.09 (+1.35s | 3.1%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | |
| 4 | Itay Cohen | 43.54 | 10 | BB Min | A: 42.09 (+1.45s | 3.3%) | Waterloo Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | |
| 5 | Adam Jiang | 44.37 | 10 | BB Min | A: 42.09 (+2.28s | 5.1%) | Waterloo Swimming | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 6 | Leon Yan | 47.00 | 9 | BB Min | A: 42.09 (+4.91s | 10.4%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | |
| 7 | Jack Griego | 47.34 | 9 | BB Min | A: 42.09 (+5.25s | 11.1%) | Waterloo Swimming | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | |
| 8 | Ely Erickson | 48.44 | 9 | B Min | BB: 47.69 (+0.75s | 1.5%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 9 | Benjamin Liang | 48.76 | 9 | B Min | BB: 47.69 (+1.07s | 2.2%) | Waterloo Swimming | 09/27/2025 | 2025 ST ASC IMR IMX Challenge | |
| 10 | Shu-Cyuan Li | 49.04 | 8 | B Min | BB: 47.69 (+1.35s | 2.8%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 11 | Sylvain Lanshe | 49.87 | 8 | B Min | BB: 47.69 (+2.18s | 4.4%) | Waterloo Swimming | 02/02/2025 | 2025 ST WLOO Last Chance Meet | |
| 12 | Andrew Yang | 50.79 | 10 | B Min | BB: 47.69 (+3.10s | 6.1%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 13 | Austin Chang | 51.06 | 9 | B Min | BB: 47.69 (+3.37s | 6.6%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | |
| 14 | Gideon Weiss | 52.04 | 9 | B Min | BB: 47.69 (+4.35s | 8.4%) | Waterloo Swimming | 10/06/2024 | 2024 ST TXLA 10 U Fall Kick Off | |
| 15 | Edward Lin | 52.29 | 10 | B Min | BB: 47.69 (+4.60s | 8.8%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 16 | Lucas Aguilar Fortuny | 52.69 | 10 | B Min | BB: 47.69 (+5.00s | 9.5%) | Waterloo Swimming | 11/15/2025 | 2025 ST ASC Turkey Bash | |
| 17 | Lucas Ding | 53.02 | 8 | B Min | BB: 47.69 (+5.33s | 10.1%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | |
| 18 | Kevin Lee | 53.68 | 8 | B: 53.39 (+0.29s | 0.5%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | ||
| 19 | Advait Desai | 53.74 | 9 | B: 53.39 (+0.35s | 0.7%) | Waterloo Swimming | 02/02/2025 | 2025 ST WLOO Last Chance Meet | ||
| 20 | William Hirsh-Ogden | 54.14 | 9 | B: 53.39 (+0.75s | 1.4%) | Waterloo Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | ||
| 21 | William Chen | 54.88 | 9 | B: 53.39 (+1.49s | 2.7%) | Waterloo Swimming | 11/15/2025 | 2025 ST ASC Turkey Bash | ||
| 22 | Kunj Dankhara | 55.44 | 10 | B: 53.39 (+2.05s | 3.7%) | Waterloo Swimming | 11/15/2025 | 2025 ST ASC Turkey Bash | ||
| 23 | Jonas Inscoe | 56.08 | 9 | B: 53.39 (+2.69s | 4.8%) | Waterloo Swimming | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | ||
| 24 | Jeongdam Kong | 56.84 | 10 | B: 53.39 (+3.45s | 6.1%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | ||
| 25 | Vivaan Palit | 57.64 | 9 | B: 53.39 (+4.25s | 7.4%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 26 | Matteo Viaene | 58.63 | 8 | B: 53.39 (+5.24s | 8.9%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 27 | Jace Flores | 58.97 | 9 | B: 53.39 (+5.58s | 9.5%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 28 | Aiden Chang | 59.44 | 10 | B: 53.39 (+6.05s | 10.2%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 29 | Alexander Ziarnik | 1:00.04 | 8 | B: 53.39 (+6.65s | 11.1%) | Waterloo Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | ||
| 30 | Maximino Bonilla | 1:00.11 | 8 | B: 53.39 (+6.72s | 11.2%) | Waterloo Swimming | 12/07/2024 | 2024 ST WLOO Winter Invite | ||
| 31 | Jeonghoo Kong | 1:00.25 | 10 | B: 53.39 (+6.86s | 11.4%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | ||
| 32 | Thomas Tiziani | 1:00.29 | 10 | B: 53.39 (+6.90s | 11.4%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 33 | Jason Gu | 1:00.61 | 8 | B: 53.39 (+7.22s | 11.9%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 34 | Cristobal Arata | 1:01.14 | 8 | B: 53.39 (+7.75s | 12.7%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | ||
| 35 | Barry Ji | 1:02.37 | 9 | B: 53.39 (+8.98s | 14.4%) | Waterloo Swimming | 11/15/2025 | 2025 ST ASC Turkey Bash | ||
| 36 | Edward Miles | 1:02.53 | 8 | B: 53.39 (+9.14s | 14.6%) | Waterloo Swimming | 11/15/2025 | 2025 ST ASC Turkey Bash | ||
| 37 | Charith Annamreddy | 1:03.38 | 10 | B: 53.39 (+9.99s | 15.8%) | Waterloo Swimming | 09/21/2025 | 2025 ST WLOO SC Season Starter | ||
| 38 | Leo Yang | 1:04.43 | 8 | B: 53.39 (+11.04s | 17.1%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 39 | Ahaan Jain | 1:04.46 | 10 | B: 53.39 (+11.07s | 17.2%) | Waterloo Swimming | 10/10/2025 | 2025 ST ASC Bob Thompson Open | ||
| 40 | Tymur Yasinskyi | 1:04.46 | 9 | B: 53.39 (+11.07s | 17.2%) | Waterloo Swimming | 09/22/2024 | 2024 ST WLOO Short Course Kick Off | ||
| 41 | Dhruv Chakravarthy | 1:05.40 | 8 | B: 53.39 (+12.01s | 18.4%) | Waterloo Swimming | 09/27/2025 | 2025 ST ASC IMR IMX Challenge | ||
| 42 | Cristian Gonzalez Castillo | 1:06.50 | 9 | B: 53.39 (+13.11s | 19.7%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 43 | Krithvik Rajaram | 1:07.08 | 6 | B: 53.39 (+13.69s | 20.4%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 44 | Madhav Limaye | 1:07.83 | 10 | B: 53.39 (+14.44s | 21.3%) | Waterloo Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | ||
| 45 | Bryce Black | 1:08.66 | 6 | B: 53.39 (+15.27s | 22.2%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 46 | Vivaan Kapoor | 1:14.01 | 10 | B: 53.39 (+20.62s | 27.9%) | Waterloo Swimming | 09/21/2025 | 2025 ST WLOO SC Season Starter | ||
| 47 | Vihaan Bhatia | 1:16.34 | 9 | B: 53.39 (+22.95s | 30.1%) | Waterloo Swimming | 09/27/2025 | 2025 ST ASC IMR IMX Challenge | ||
| 48 | Declan McCormick | 1:25.04 | 8 | B: 53.39 (+31.65s | 37.2%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | ||
| 49 | William Lee | 1:25.32 | 8 | B: 53.39 (+31.93s | 37.4%) | Waterloo Swimming | 12/14/2025 | 2025 ST WLOO Winter Classic | ||
| 50 | Aston Rodrigues | 1:26.47 | 7 | B: 53.39 (+33.08s | 38.3%) | Waterloo Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | ||
Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.