USA Boys 10 & under - 50 M Free
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 | Daniel Perekotiy | 39.72 | 10 | BB Min | A: 35.69 (+4.03s | 10.1%) | Mission Viejo Nadadores | 06/11/2026 | 2026 SCS June AG Invite | |
| 1602 | Harvey Klimek | 39.72 | 9 | BB Min | A: 35.69 (+4.03s | 10.1%) | Pine Island Aquatics | 05/02/2026 | 2026 Sea Dragon May Open | |
| 1603 | Mo Chen | 39.72 | 10 | BB Min | A: 35.69 (+4.03s | 10.1%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 1604 | Jaroslav Rezac | 39.72 | 10 | BB Min | A: 35.69 (+4.03s | 10.1%) | Longmont Swim Club | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 1605 | Jason Wang | 39.73 | 10 | BB Min | A: 35.69 (+4.04s | 10.2%) | X-Cel Swimming | 05/15/2026 | 2026 PTAC Tiger Challenge | |
| 1606 | Lucas Nguyen | 39.73 | 10 | BB Min | A: 35.69 (+4.04s | 10.2%) | Valley Splash | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 1607 | Darryl Davis | 39.73 | 9 | BB Min | A: 35.69 (+4.04s | 10.2%) | Pueblo County Swim Team | 07/10/2026 | 2026 CO Firecracker Last Chance Invite | |
| 1608 | Joshua Zazzi | 39.74 | 10 | BB Min | A: 35.69 (+4.05s | 10.2%) | SwimAtlanta | 06/26/2026 | 2026 SE Richard Quick Invitational | |
| 1609 | Levi Heilbrun | 39.74 | 10 | BB Min | A: 35.69 (+4.05s | 10.2%) | Bend Swim Club | 06/19/2026 | Bend Swim Club Sun Country Invite 2026 | |
| 1610 | Titus White | 39.74 | 8 | BB Min | A: 35.69 (+4.05s | 10.2%) | Hydro Swim Club | 06/26/2026 | 2026 SwimRise Season Finale | |
| 1611 | Ishaan Malik | 39.74 | 10 | BB Min | A: 35.69 (+4.05s | 10.2%) | Unattached | 05/02/2026 | Alto Spring Jam CBA | |
| 1612 | Mason Verwers | 39.76 | 9 | BB Min | A: 35.69 (+4.07s | 10.2%) | Unattached | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 1613 | Luca Fu | 39.76 | 9 | BB Min | A: 35.69 (+4.07s | 10.2%) | Lakeridge Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 1614 | Alroy Conry | 39.77 | 8 | BB Min | A: 35.69 (+4.08s | 10.3%) | Aces Swim Club | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 1615 | Benjamin Foster | 39.78 | 9 | BB Min | A: 35.69 (+4.09s | 10.3%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | |
| 1616 | Carter Trauth | 39.78 | 9 | BB Min | A: 35.69 (+4.09s | 10.3%) | SlipStream Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 1617 | Francis Wang | 39.78 | 9 | BB Min | A: 35.69 (+4.09s | 10.3%) | West Coast Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 1618 | Sebastian Lam | 39.78 | 9 | BB Min | A: 35.69 (+4.09s | 10.3%) | Bellevue Club Swim Team | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 1619 | Theo Ferrufino Paz | 39.79 | 10 | BB Min | A: 35.69 (+4.10s | 10.3%) | Crimson Aquatics | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | |
| 1620 | Kieran Heidtman | 39.80 | 9 | B Min | BB: 39.79 (+0.01s | 0.0%) | Helios | 05/08/2026 | 2026 Cyrus Blakney Memorial A May Zing Meet | |
| 1621 | Leo Beaver | 39.80 | 10 | B Min | BB: 39.79 (+0.01s | 0.0%) | Portland Aquatic Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 1622 | Maddox Fish | 39.80 | 9 | B Min | BB: 39.79 (+0.01s | 0.0%) | Pikes Peak Athletics | 06/19/2026 | 2026 CO Falfins Long Course Open | |
| 1623 | Minwei Li | 39.81 | 8 | B Min | BB: 39.79 (+0.02s | 0.1%) | Nitro Swimming | 06/20/2026 | 2026 ST NTRO LC Summer Classic | |
| 1624 | Thiago Ronda | 39.81 | 8 | B Min | BB: 39.79 (+0.02s | 0.1%) | Swim Florida | 05/02/2026 | 2026 Sea Dragon May Open | |
| 1625 | Marco Hu | 39.81 | 10 | B Min | BB: 39.79 (+0.02s | 0.1%) | Gator Swim Club | 06/05/2026 | 2026 Sunshine State Games | |
| 1626 | George Nhem | 39.82 | 9 | B Min | BB: 39.79 (+0.03s | 0.1%) | Unattached | 06/26/2026 | 2026 NE YNS June Prelims Finals Meet | |
| 1627 | Eric Kim | 39.82 | 10 | B Min | BB: 39.79 (+0.03s | 0.1%) | Auburn Aquatics | 06/26/2026 | 2026 SE Richard Quick Invitational | |
| 1628 | Sebastian Mejia | 39.82 | 10 | B Min | BB: 39.79 (+0.03s | 0.1%) | Old North State Aquatics | 06/25/2026 | ONSA Independence Invitational Copied | |
| 1629 | Jackson Porter | 39.82 | 10 | B Min | BB: 39.79 (+0.03s | 0.1%) | Stingray Swim Team | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 1630 | Anthony Wang | 39.83 | 8 | B Min | BB: 39.79 (+0.04s | 0.1%) | 757swim | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 1631 | Evan Brown | 39.83 | 9 | B Min | BB: 39.79 (+0.04s | 0.1%) | One Aquatics | 07/31/2026 | 2026 NE NSSC New England Summer Championship | |
| 1632 | Lukas Bergman | 39.83 | 9 | B Min | BB: 39.79 (+0.04s | 0.1%) | Rushmore Swim Team | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
| 1633 | Avyan Sobti | 39.83 | 9 | B Min | BB: 39.79 (+0.04s | 0.1%) | Ridgewood YMCA Breakers Swim T | 05/31/2026 | 2026 MAY Bring The Heat | |
| 1634 | Andres Salas | 39.84 | 9 | B Min | BB: 39.79 (+0.05s | 0.1%) | Asoc Nat de Ciudad Quesada | 04/25/2026 | 2026 Azura Spring Open LCM Invit | |
| 1635 | Campbell Leverett | 39.84 | 8 | B Min | BB: 39.79 (+0.05s | 0.1%) | Saluki Swim Club | 05/29/2026 | 2026 Meet Me In St Louis Invite | |
| 1636 | Joseph de Bear | 39.84 | 9 | B Min | BB: 39.79 (+0.05s | 0.1%) | Upper Arlington Swim Club | 07/10/2026 | 2026 OH NW LC Regional Champs | |
| 1637 | Caden Oei | 39.84 | 9 | B Min | BB: 39.79 (+0.05s | 0.1%) | Nation\\\\\\'s Capital Swim Club | 05/01/2026 | Speedo Spring Splash | |
| 1638 | Dresden Ramirez | 39.84 | 10 | B Min | BB: 39.79 (+0.05s | 0.1%) | Legacy Aquatics | 06/26/2026 | 2026 NE SUN Summer Solstice | |
| 1639 | Declan Matthews | 39.85 | 9 | B Min | BB: 39.79 (+0.06s | 0.2%) | Helios | 05/08/2026 | 2026 Cyrus Blakney Memorial A May Zing Meet | |
| 1640 | Anders Liljenberg | 39.85 | 9 | B Min | BB: 39.79 (+0.06s | 0.2%) | East Hartford YMCA | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | |
| 1641 | Tristan Tellez | 39.85 | 10 | B Min | BB: 39.79 (+0.06s | 0.2%) | Rattlers Swim Club | 07/23/2026 | 2026 BD Long Course Championship | |
| 1642 | Preston Lo | 39.86 | 10 | B Min | BB: 39.79 (+0.07s | 0.2%) | YMCA of the Jersey Shore | 06/13/2026 | 2026 MAY Spring Into Summer | |
| 1643 | Lane Markham | 39.86 | 10 | B Min | BB: 39.79 (+0.07s | 0.2%) | Minnetonka Swim Club | 07/17/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 1644 | Owen Hayes | 39.88 | 10 | B Min | BB: 39.79 (+0.09s | 0.2%) | Hills Hurricane Swimming | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 1645 | Rufus Nagygyorgy | 39.88 | 10 | B Min | BB: 39.79 (+0.09s | 0.2%) | Swim Fort Lauderdale | 06/17/2026 | Swim Fort Lauderdale Speedo Summer Classic 26 | |
| 1646 | Guillermo Dinares Cardenal | 39.88 | 9 | B Min | BB: 39.79 (+0.09s | 0.2%) | Vashon Seals Swim Team | 06/14/2025 | 2025 IST June Invtational | |
| 1647 | Everett Gerlock | 39.89 | 9 | B Min | BB: 39.79 (+0.10s | 0.3%) | Gunnison Stingrays | 07/10/2026 | 2026 CO Western Slope League Championships | |
| 1648 | Benjamin Humitz | 39.89 | 10 | B Min | BB: 39.79 (+0.10s | 0.3%) | Unattached | 06/19/2026 | 2026 MultiCultural Zones | |
| 1649 | Ronan Kruse | 39.89 | 10 | B Min | BB: 39.79 (+0.10s | 0.3%) | South Bay Aquatics | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
| 1650 | Thomas Doyle | 39.89 | 8 | B Min | BB: 39.79 (+0.10s | 0.3%) | Csp Tideriders | 05/29/2026 | 2026 Meet Me In St Louis Invite | |
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.