USA Boys 10 & under - 50 M Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1601 | Lawrence Lan | 59.12 | 9 | B: 55.39 (+3.73s | 6.3%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | ||
| 1602 | Carter de Ochoa | 59.15 | 10 | B: 55.39 (+3.76s | 6.4%) | Tule Nation Tritons | 05/25/2024 | 2024 Mike Snyder Memorial | ||
| 1603 | Samuel Pogue | 59.15 | 9 | B: 55.39 (+3.76s | 6.4%) | Carson Tigersharks | 05/23/2025 | 2025 Intermountain Classic Long Course Meet | ||
| 1604 | David Tan | 59.16 | 9 | B: 55.39 (+3.77s | 6.4%) | Pacifica Sea Lions | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 1605 | Lane Markham | 59.17 | 9 | B: 55.39 (+3.78s | 6.4%) | Minnetonka Swim Club | 07/18/2025 | 2025 MN MTKA Minnesota Regional Championship | ||
| 1606 | Mason Erickson | 59.20 | 10 | B: 55.39 (+3.81s | 6.4%) | Tualatin Hills Swim Club | 06/06/2025 | 2025 THSC June Invitational | ||
| 1607 | Raphael Drappatz | 59.20 | 10 | B: 55.39 (+3.81s | 6.4%) | Fox Chapel Killer Whales | 05/16/2025 | Busbey Invitational 2025 | ||
| 1608 | Daniel Castro | 59.22 | 10 | B: 55.39 (+3.83s | 6.5%) | Mission Aurora Colorado Swimmi | 06/07/2025 | 2025 CO MACS Suburban League Invite | ||
| 1609 | Arthur Dauletbaev | 59.23 | 9 | B: 55.39 (+3.84s | 6.5%) | Wave Aquatics | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | ||
| 1610 | Benjamin Yaghoubzade | 59.23 | 9 | B: 55.39 (+3.84s | 6.5%) | Los Altos Mountain View Aquati | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 1611 | Landon Marshall | 59.23 | 9 | B: 55.39 (+3.84s | 6.5%) | Lake Erie Silver Dolphins | 07/12/2025 | LSSC Avon Classic | ||
| 1612 | Nicolas Etkin | 59.25 | 10 | B: 55.39 (+3.86s | 6.5%) | Los Altos Mountain View Aquati | 06/22/2024 | Alto Beat The Heat Sat Sun | ||
| 1613 | Abayan Prithviraj | 59.26 | 10 | B: 55.39 (+3.87s | 6.5%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | ||
| 1614 | Lincoln Wiley | 59.27 | 9 | B: 55.39 (+3.88s | 6.5%) | Front Range Barracudas | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | ||
| 1615 | Cash Kallevig | 59.28 | 9 | B: 55.39 (+3.89s | 6.6%) | SwimStrongsville | 05/31/2025 | CCS Age Group And Open Long Course Meet | ||
| 1616 | Joshua Plant | 59.28 | 9 | B: 55.39 (+3.89s | 6.6%) | Dart Swimming | 06/21/2024 | Reno Aquatic Club Gamble | ||
| 1617 | Ives Peredo | 59.29 | 9 | B: 55.39 (+3.90s | 6.6%) | Occoquan Swimming | 05/17/2024 | HNVR Storm Surge 2024 | ||
| 1618 | Leif Osborne | 59.33 | 9 | B: 55.39 (+3.94s | 6.6%) | Bay Club Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1619 | Thaddeus Roberts | 59.34 | 9 | B: 55.39 (+3.95s | 6.7%) | Boise YMCA Swim Team | 05/17/2024 | 2024 BY Spring Fling Invitational | ||
| 1620 | William MacDonald | 59.35 | 10 | B: 55.39 (+3.96s | 6.7%) | Wasatch Water Dragons | 06/27/2025 | 2nd Annual Water Dragon Open | ||
| 1621 | Giovanni Bigelow | 59.35 | 10 | B: 55.39 (+3.96s | 6.7%) | Thunderbird Aquatic Club | 06/20/2025 | 2025 IE VS Starlight Open | ||
| 1622 | Lucas Li | 59.35 | 8 | B: 55.39 (+3.96s | 6.7%) | Milpitas Aquatic Club | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 1623 | Austin Corker | 59.36 | 10 | B: 55.39 (+3.97s | 6.7%) | Boise Swim Club | 05/16/2025 | 2025 Spring Fling LC Invitational | ||
| 1624 | Rider Johnson | 59.39 | 10 | B: 55.39 (+4.00s | 6.7%) | Prairie Rose Aquatics | 06/13/2025 | 2025 SD Aberdeen Summer High Point Swim Meet | ||
| 1625 | Gray Gilman | 59.40 | 10 | B: 55.39 (+4.01s | 6.8%) | Olympus Aquatics | 06/27/2025 | 2nd Annual Water Dragon Open | ||
| 1626 | Declan Carter | 59.40 | 10 | B: 55.39 (+4.01s | 6.8%) | Lehi Aquatics | 06/21/2025 | 2025 UT HAST RWB BC Medals Meet | ||
| 1627 | Jacob Kapustin | 59.40 | 10 | B: 55.39 (+4.01s | 6.8%) | Livermore AquaCowboys | 06/08/2024 | California Dolphin LC C B BB+ Meet | ||
| 1628 | Knox Turnipseed | 59.42 | 9 | B: 55.39 (+4.03s | 6.8%) | Unattached | 07/25/2025 | 2025 ST AAAA NE LC End Of Season Splash | ||
| 1629 | Ethan Huang | 59.42 | 9 | B: 55.39 (+4.03s | 6.8%) | Atlantic Coast Athletic Club | 05/17/2024 | Freedom Splash | ||
| 1630 | Jude Rolewicz | 59.45 | 10 | B: 55.39 (+4.06s | 6.8%) | Mlst | 07/12/2025 | 2025 Silver State Championships | ||
| 1631 | Lachlan Law | 59.47 | 9 | B: 55.39 (+4.08s | 6.9%) | Univ. of Denver Hilltoppers | 06/27/2025 | 2025 CO Zone 2 DU Meet | ||
| 1632 | Phinnaeus Johnson | 59.48 | 10 | B: 55.39 (+4.09s | 6.9%) | South Valley Makos | 06/24/2023 | SBA Long Course C B A+ | ||
| 1633 | Wilson Crawford | 59.48 | 9 | B: 55.39 (+4.09s | 6.9%) | Makos Aquatics Club of Gainesv | 05/16/2025 | 2025 FAST May Invite | ||
| 1634 | Landon Carroll | 59.49 | 8 | B: 55.39 (+4.10s | 6.9%) | Inland Coastal Aquatic Club | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1635 | Calvin Brown | 59.49 | 8 | B: 55.39 (+4.10s | 6.9%) | Corvallis Aquatic Team | 06/27/2025 | TEAM Summer Invitational | ||
| 1636 | Noah Dunning | 59.50 | 10 | B: 55.39 (+4.11s | 6.9%) | Bangor YMCA Barracudas | 07/11/2024 | 2024 ME 3rd Annual LCM Championships | ||
| 1637 | Rhett Garvin | 59.51 | 10 | B: 55.39 (+4.12s | 6.9%) | Clovis Swim Club | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | ||
| 1638 | Cohen Schauss | 59.52 | 9 | B: 55.39 (+4.13s | 6.9%) | St. Thomas Swimming Associatio | 06/12/2025 | 2025 RAFC Summer Solstice | ||
| 1639 | Max Bookstein | 59.52 | 10 | B: 55.39 (+4.13s | 6.9%) | Otter Swim Club | 06/06/2025 | 2025 DACA LC CBA+ Meet | ||
| 1640 | Tristan Tellez | 59.53 | 9 | B: 55.39 (+4.14s | 7.0%) | Rattlers Swim Club | 06/28/2024 | 2024 EPAP Jack White Classic | ||
| 1641 | Everett Ham | 59.54 | 10 | B: 55.39 (+4.15s | 7.0%) | Sioux Falls Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | ||
| 1642 | Mark Escalona | 59.58 | 10 | B: 55.39 (+4.19s | 7.0%) | Alamo Area Aquatic Association | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | ||
| 1643 | Dhruv Kelkar | 59.59 | 9 | B: 55.39 (+4.20s | 7.0%) | ElitSwim Club | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | ||
| 1644 | Harry Huynh | 59.59 | 10 | B: 55.39 (+4.20s | 7.0%) | Sunnyvale Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | ||
| 1645 | Zachary Ruiz | 59.60 | 10 | B: 55.39 (+4.21s | 7.1%) | South Lake Aquatic Club | 07/24/2025 | 2025 RAFC Last Splash Invitational | ||
| 1646 | Colin Huang | 59.63 | 10 | B: 55.39 (+4.24s | 7.1%) | Otter Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | ||
| 1647 | Zayne Grieshaber | 59.69 | 9 | B: 55.39 (+4.30s | 7.2%) | Spokane Waves Aquatic Team | 06/20/2025 | 2025 SWAT Summer Solstice | ||
| 1648 | Landon Hoots | 59.69 | 10 | B: 55.39 (+4.30s | 7.2%) | Watertown Area Swim Club | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 1649 | Daniel Rysdam | 59.69 | 9 | B: 55.39 (+4.30s | 7.2%) | Atlantis Swimming Federation | 06/13/2025 | 2025 MN RSC Summerfest | ||
| 1650 | Lennox Thomas | 59.69 | 9 | B: 55.39 (+4.30s | 7.2%) | United Swim Club | 06/27/2025 | ATAC Long Course | ||
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.