USA Boys 10 & under - 50 M Breast
These rankings show the swimmers' placement within the United States.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4001 | Siwon Kim | 1:11.10 | 10 | B: 1:00.89 (+10.21s | 14.4%) | Life Time Michigan Swim Team | 03/17/2026 | March 2026 Life Time Michigan Intersquad | ||
| 4002 | Warren Rucker | 1:11.10 | 8 | B: 1:00.89 (+10.21s | 14.4%) | Firestone Akron Swim Team | 05/16/2025 | Busbey Invitational 2025 | ||
| 4003 | Joseph Borgerding | 1:11.11 | 9 | B: 1:00.89 (+10.22s | 14.4%) | Minot Swim Club | 06/07/2024 | 2024 WFF Summer Explosion | ||
| 4004 | Enzo Ziegelbauer | 1:11.11 | 9 | B: 1:00.89 (+10.22s | 14.4%) | Wind N Sea Swim Team | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | ||
| 4005 | Kanoa Wilkinson | 1:11.12 | 7 | B: 1:00.89 (+10.23s | 14.4%) | North Coast Aquatics | 06/06/2026 | 2026 SI JBST SPLASH DASH MAX | ||
| 4006 | Charles Bodine | 1:11.12 | 9 | B: 1:00.89 (+10.23s | 14.4%) | Roseburg Y Swim Team | 06/13/2026 | 2026 Mike Morris Memorial Invitational Copi | ||
| 4007 | Finn Zeilman | 1:11.13 | 10 | B: 1:00.89 (+10.24s | 14.4%) | Gunnison Stingrays | 06/19/2025 | 2025 CO Grand Junction Invitational | ||
| 4008 | Cyrus Noorzai | 1:11.13 | 10 | B: 1:00.89 (+10.24s | 14.4%) | Monocacy Aquatic Club | 06/14/2024 | 2024 Winchester Long Course Inviational | ||
| 4009 | Lucas Estepa | 1:11.13 | 10 | B: 1:00.89 (+10.24s | 14.4%) | Lakeridge Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | ||
| 4010 | Nathan Linares Postillos | 1:11.13 | 9 | B: 1:00.89 (+10.24s | 14.4%) | Prince William Swim Club | 05/01/2026 | 2026 Helen Wang Sunflower Classic | ||
| 4011 | Rishik Burdagunta | 1:11.13 | 7 | B: 1:00.89 (+10.24s | 14.4%) | Denver Swim Academy | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | ||
| 4012 | Benjamin Fleming | 1:11.16 | 9 | B: 1:00.89 (+10.27s | 14.4%) | Boulder City Henderson Swim Te | 03/30/2025 | Sand Vs BCH LCM Dual 2025 | ||
| 4013 | Yuan Basilio | 1:11.17 | 9 | B: 1:00.89 (+10.28s | 14.4%) | Reno Aquatic Club | 06/19/2026 | Reno Aquatic Club Gamble | ||
| 4014 | Adonis Sanchez | 1:11.19 | 10 | B: 1:00.89 (+10.30s | 14.5%) | Tide Swimming | 06/05/2026 | 2026 TIDE Schools Out Classic | ||
| 4015 | Caleb Smith | 1:11.19 | 9 | B: 1:00.89 (+10.30s | 14.5%) | Jets Aquatic Club | 05/29/2026 | 2026 Spring Invitational | ||
| 4016 | Julian Plante | 1:11.19 | 7 | B: 1:00.89 (+10.30s | 14.5%) | Sunrise Swim Club | 06/26/2026 | 2026 NE SUN Summer Solstice | ||
| 4017 | Zachary Justo | 1:11.20 | 8 | B: 1:00.89 (+10.31s | 14.5%) | Wahoos of Jacksonville | 06/26/2026 | 2026 Planet Swim Summer Championships | ||
| 4018 | Benjamin Uriburu-Routh | 1:11.20 | 10 | B: 1:00.89 (+10.31s | 14.5%) | Frederick Area Swim Team | 05/29/2026 | 2026 FOX Speedo Summer Spectacular Meet | ||
| 4019 | Dylan Li | 1:11.21 | 9 | B: 1:00.89 (+10.32s | 14.5%) | Alto Swim Club | 06/12/2026 | BAC Long Course | ||
| 4020 | Garrett Rickerd | 1:11.21 | 8 | B: 1:00.89 (+10.32s | 14.5%) | Csp Tideriders | 04/17/2026 | 2026 METS Long Course Kickoff | ||
| 4021 | Jeffrey Zhang | 1:11.21 | 8 | B: 1:00.89 (+10.32s | 14.5%) | Tac Titans | 05/22/2026 | 2026 TAC TITANS Memorial Day Meet | ||
| 4022 | Thomas DeSmidt | 1:11.21 | 8 | B: 1:00.89 (+10.32s | 14.5%) | Bolles School Sharks | 05/22/2026 | EAJ Mayhem 2026 | ||
| 4023 | Vaughn Reichert | 1:11.21 | 8 | B: 1:00.89 (+10.32s | 14.5%) | Platinum Aquatics | 05/08/2026 | 2026 ST ASC Cinco De Mayo | ||
| 4024 | Edward Song | 1:11.22 | 9 | B: 1:00.89 (+10.33s | 14.5%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | ||
| 4025 | Riley Buckingham | 1:11.23 | 9 | B: 1:00.89 (+10.34s | 14.5%) | Rogue Rapids | 06/26/2026 | 2026 TEAM Summer Invitational | ||
| 4026 | Vincent Dang | 1:11.25 | 9 | B: 1:00.89 (+10.36s | 14.5%) | San Jose Goosemonkeys | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 4027 | Jonathan Lang | 1:11.27 | 8 | B: 1:00.89 (+10.38s | 14.6%) | Upper Valley Aquatic Club | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | ||
| 4028 | Saul Guevara | 1:11.27 | 8 | B: 1:00.89 (+10.38s | 14.6%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | ||
| 4029 | Mateo Ibarra | 1:11.32 | 10 | B: 1:00.89 (+10.43s | 14.6%) | Mount Hood Aquatics | 05/08/2026 | Bend Swim Club May Invitational 2026 | ||
| 4030 | Henry Yuska | 1:11.32 | 9 | B: 1:00.89 (+10.43s | 14.6%) | Patriot Aquatics | 05/15/2026 | 2026 PA Long Course Invite | ||
| 4031 | Tobias Paras | 1:11.34 | 9 | B: 1:00.89 (+10.45s | 14.6%) | Lakewood Ranch Swim Associatio | 04/11/2025 | 2025 GCST Spring Invite | ||
| 4032 | Peter Zhang | 1:11.35 | 8 | B: 1:00.89 (+10.46s | 14.7%) | Town of Concord | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | ||
| 4033 | Asher Moultrie | 1:11.35 | 8 | B: 1:00.89 (+10.46s | 14.7%) | North Palm Beach Swim Club | 06/06/2026 | 18th Annual LC NPB Summer Kickoff | ||
| 4034 | Dylan Tran | 1:11.35 | 8 | B: 1:00.89 (+10.46s | 14.7%) | Lakeside Swim Team | 07/09/2026 | 46th Annual Seahawk Invitational | ||
| 4035 | Eric Devison | 1:11.36 | 9 | B: 1:00.89 (+10.47s | 14.7%) | Walla Walla Swim Club | 05/16/2025 | 2025 Chris Engledow Memorial Meet | ||
| 4036 | Lincoln Barcenas | 1:11.36 | 8 | B: 1:00.89 (+10.47s | 14.7%) | Denver Swim Academy | 04/26/2025 | 2025 CO FST Spring LC Fever | ||
| 4037 | Ezra Norwood | 1:11.36 | 9 | B: 1:00.89 (+10.47s | 14.7%) | Mecklenburg Swim Association | 04/25/2026 | 2026 MSA April LC Meet | ||
| 4038 | Evan Nosal | 1:11.38 | 8 | B: 1:00.89 (+10.49s | 14.7%) | Bolles School Sharks | 05/22/2026 | EAJ Mayhem 2026 | ||
| 4039 | William Johnson | 1:11.39 | 9 | B: 1:00.89 (+10.50s | 14.7%) | Swim Florida | 06/21/2025 | 2025 T2 June Saturday Showcase | ||
| 4040 | Henry Lee | 1:11.39 | 8 | B: 1:00.89 (+10.50s | 14.7%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 4041 | Koda Bogert | 1:11.40 | 10 | B: 1:00.89 (+10.51s | 14.7%) | Hale YMCA Riptides | 05/16/2026 | 2026 NE KCY Invitational | ||
| 4042 | Colin Rogers | 1:11.41 | 7 | B: 1:00.89 (+10.52s | 14.7%) | Lakeside Swim Team | 04/25/2026 | 2026 Triton Derby Swim Festival | ||
| 4043 | Isaac Dela Cruz | 1:11.43 | 8 | B: 1:00.89 (+10.54s | 14.8%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | ||
| 4044 | Andrew Grove | 1:11.43 | 9 | B: 1:00.89 (+10.54s | 14.8%) | Houston Bridge Bats | 06/14/2025 | CCLR CEM Summer Beach Bash LCM Unclassified | ||
| 4045 | David Schildknecht | 1:11.43 | 10 | B: 1:00.89 (+10.54s | 14.8%) | Arkansas Dolphins Swim Team | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | ||
| 4046 | Carson Jockel | 1:11.44 | 7 | B: 1:00.89 (+10.55s | 14.8%) | Greenwood Tiger Sharks | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 4047 | Andre Cordova | 1:11.44 | 10 | B: 1:00.89 (+10.55s | 14.8%) | Makos Aquatics Club of Gainesv | 06/05/2026 | 2026 Sunshine State Games | ||
| 4048 | Jeonghoo Kong | 1:11.46 | 10 | B: 1:00.89 (+10.57s | 14.8%) | Waterloo Swimming | 04/19/2026 | 2026 ST WLOO Classic | ||
| 4049 | Benjamin McKenzie | 1:11.46 | 8 | B: 1:00.89 (+10.57s | 14.8%) | Tnt Swimming | 04/18/2026 | 2026 CMSA First Chance LCM | ||
| 4050 | Collin Ohara | 1:11.46 | 9 | B: 1:00.89 (+10.57s | 14.8%) | West Suburban YMCA Blue Waves | 05/15/2026 | 2026 NE YNS May Specialty Meet | ||
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.