USA Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3851 | Zachary Iannamico | 36.07 | 9 | B Min | BB: 34.59 (+1.48s | 4.1%) | Inland Coastal Aquatic Club | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 3852 | Grayson Ahles | 36.07 | 9 | B Min | BB: 34.59 (+1.48s | 4.1%) | Saint Petersburg Aquatics | 02/06/2026 | 2026 TBAC Winter Meet Copied | |
| 3853 | Jackson Donahue | 36.07 | 9 | B Min | BB: 34.59 (+1.48s | 4.1%) | York Swim Club of Northern Vir | 02/07/2026 | 2026 PM 14 U Champs Qualifier | |
| 3854 | Jay Kowren | 36.08 | 9 | B Min | BB: 34.59 (+1.49s | 4.1%) | Bainbridge Island Swim Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 3855 | Benjamin Carusone | 36.08 | 9 | B Min | BB: 34.59 (+1.49s | 4.1%) | Westlake Aquatic Facility | 12/13/2025 | 2025 ST WOW Hot Chocolate Jamboree | |
| 3856 | Asher Shim | 36.08 | 9 | B Min | BB: 34.59 (+1.49s | 4.1%) | Palo Alto Stanford Aquatics | 10/11/2025 | SSF October Splash C B A+ Meet | |
| 3857 | Nathaniel Hernandez Gomez | 36.08 | 10 | B Min | BB: 34.59 (+1.49s | 4.1%) | Central Coast Swim Club | 01/10/2026 | 2026 SCAT B C Open | |
| 3858 | William Bienvenu | 36.08 | 10 | B Min | BB: 34.59 (+1.49s | 4.1%) | Monterey Bay Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 3859 | Preston Kaiser | 36.09 | 10 | B Min | BB: 34.59 (+1.50s | 4.2%) | DC Dept Of Parks and Recreatio | 11/22/2025 | 20205 Odd Ball Challenge | |
| 3860 | Alexander Ivanov | 36.09 | 9 | B Min | BB: 34.59 (+1.50s | 4.2%) | Seattle Metropolitan Aquatic C | 11/09/2025 | 2025 PN SMAC November Mini Meet | |
| 3861 | Kristian Efimov | 36.09 | 10 | B Min | BB: 34.59 (+1.50s | 4.2%) | Bravo Swim Team | 01/16/2026 | 2026 RANS Winter Splash | |
| 3862 | Ethen Ruata | 36.10 | 10 | B Min | BB: 34.59 (+1.51s | 4.2%) | Cat 5 Aquatics | 11/21/2025 | 2025 GPAC Gravy Bowl Invitational | |
| 3863 | John Cappellano | 36.10 | 10 | B Min | BB: 34.59 (+1.51s | 4.2%) | Nation\\\\\\'s Capital Swim Club | 11/14/2025 | 2025 PV November Open Dulles South | |
| 3864 | Kyrie Song | 36.10 | 9 | B Min | BB: 34.59 (+1.51s | 4.2%) | SwimMAC Carolina | 01/23/2026 | 2026 NC SwimMAC Battle Of The Crown | |
| 3865 | Johnny Duggins | 36.10 | 10 | B Min | BB: 34.59 (+1.51s | 4.2%) | Enfinity Aquatic Club | 10/17/2025 | EAC Autumn Invitational 2025 | |
| 3866 | Matthew Lai | 36.10 | 8 | B Min | BB: 34.59 (+1.51s | 4.2%) | Clovis Swim Club | 11/22/2025 | 2025 Dr Dowain Wright Memorial ABC | |
| 3867 | Luca Platko | 36.10 | 9 | B Min | BB: 34.59 (+1.51s | 4.2%) | Inland Coastal Aquatic Club | 11/02/2025 | 2025 SI ICAC RISING STARS 1 | |
| 3868 | Thomas Balban | 36.10 | 9 | B Min | BB: 34.59 (+1.51s | 4.2%) | Phoenix Aquatic Club | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 3869 | Michael Newkirk | 36.10 | 9 | B Min | BB: 34.59 (+1.51s | 4.2%) | Fresno Dolphins Swim Team | 11/22/2025 | 2025 Dr Dowain Wright Memorial ABC | |
| 3870 | Raf Rothfuss de la Asunc | 36.10 | 9 | B Min | BB: 34.59 (+1.51s | 4.2%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 3871 | Nathaniel Morelli | 36.10 | 9 | B Min | BB: 34.59 (+1.51s | 4.2%) | Twisters Swim Club | 01/24/2026 | 2026 MR FLY Fran Schnarr Sprint Pentathlon Me | |
| 3872 | Jacob Nong | 36.11 | 10 | B Min | BB: 34.59 (+1.52s | 4.2%) | Manta Ray Aquatics | 01/17/2026 | 2026 SI MRA A BB Meet | |
| 3873 | Patrick Fullerton | 36.11 | 9 | B Min | BB: 34.59 (+1.52s | 4.2%) | South Bay Aquatics | 09/20/2025 | 2025 SI PS Freestyle Festival Sat | |
| 3874 | Alex Koay | 36.11 | 9 | B Min | BB: 34.59 (+1.52s | 4.2%) | The Fish | 11/14/2025 | 2025 PV November Open Franconia | |
| 3875 | Gregory Zieman | 36.11 | 10 | B Min | BB: 34.59 (+1.52s | 4.2%) | City of Mobile Swim Associatio | 11/21/2025 | 2025 GPAC Gravy Bowl Invitational | |
| 3876 | Samuel Mason | 36.11 | 10 | B Min | BB: 34.59 (+1.52s | 4.2%) | Shock Wave | 11/07/2025 | 2025 SE BSL Cranberry Classic | |
| 3877 | August Kohn | 36.11 | 10 | B Min | BB: 34.59 (+1.52s | 4.2%) | Riverbank RedTails Swim Team | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | |
| 3878 | Ethan Bendoym | 36.11 | 10 | B Min | BB: 34.59 (+1.52s | 4.2%) | South Florida Aquatic Club | 01/16/2026 | 2026 Speedo SoFlo Open | |
| 3879 | Dominic Coyle | 36.12 | 9 | B Min | BB: 34.59 (+1.53s | 4.2%) | Cardinal and Gold Aquatics | 11/14/2025 | Harvest Festival 2025 | |
| 3880 | Isaiah Burdett | 36.12 | 9 | B Min | BB: 34.59 (+1.53s | 4.2%) | Waves Of Wilmington Inc | 01/24/2026 | 2026 WOW Tri County Classic | |
| 3881 | Ata Balikcioglu | 36.12 | 10 | B Min | BB: 34.59 (+1.53s | 4.2%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 3882 | Ian Jones | 36.12 | 10 | B Min | BB: 34.59 (+1.53s | 4.2%) | Ladera Oaks | 01/24/2026 | 2026 Zone 1 North Championships | |
| 3883 | Alexander Fordham | 36.12 | 10 | B Min | BB: 34.59 (+1.53s | 4.2%) | New Wave Swim Team | 11/01/2025 | WAVE TA NSEA TRiMeet 2025 | |
| 3884 | Eric Lie | 36.12 | 10 | B Min | BB: 34.59 (+1.53s | 4.2%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 3885 | Enoch Wang | 36.12 | 8 | B Min | BB: 34.59 (+1.53s | 4.2%) | Bainbridge Island Swim Club | 09/27/2025 | 2025 PN PPST Sprint And Relay Fest | |
| 3886 | Baylee Gurczynski | 36.12 | 8 | B Min | BB: 34.59 (+1.53s | 4.2%) | Old Dominion Aquatic Club | 02/07/2026 | 2026 8 And Under Southeastern District Champs | |
| 3887 | Bryan Moore | 36.12 | 10 | B Min | BB: 34.59 (+1.53s | 4.2%) | Watauga Swim Team | 02/14/2026 | 12th Annual Chris Peterson Invitational | |
| 3888 | Tyrus Lu | 36.12 | 9 | B Min | BB: 34.59 (+1.53s | 4.2%) | Tac Titans | 10/18/2025 | 2025 TAC TITANS 12 U Tri Meet | |
| 3889 | Mariano Valdez | 36.12 | 10 | B Min | BB: 34.59 (+1.53s | 4.2%) | EL Paso Border Land Swim Team | 02/13/2026 | 2026 BD Arctic BLAST Swim Meet | |
| 3890 | Elijah Williams | 36.13 | 9 | B Min | BB: 34.59 (+1.54s | 4.3%) | Enfinity Aquatic Club | 12/19/2025 | EAC Winter Invitational | |
| 3891 | Samuel Diemert | 36.13 | 9 | B Min | BB: 34.59 (+1.54s | 4.3%) | Mission Aurora Colorado Swimmi | 01/03/2026 | 2026 CO MACS Winter Invitationak | |
| 3892 | William Lange | 36.13 | 10 | B Min | BB: 34.59 (+1.54s | 4.3%) | Seattle Metropolitan Aquatic C | 02/08/2026 | 2026 PN SMAC February Mini Meet Approved | |
| 3893 | Lucas Calderon Hilares | 36.13 | 9 | B Min | BB: 34.59 (+1.54s | 4.3%) | Twisters Swim Club | 11/14/2025 | 2025 MR FLY Big Apple Classic Invitational | |
| 3894 | Max Altman | 36.14 | 9 | B Min | BB: 34.59 (+1.55s | 4.3%) | Tiger Shark of Texas | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | |
| 3895 | Marco Hines | 36.14 | 9 | B Min | BB: 34.59 (+1.55s | 4.3%) | Southwest Aquatic Team | 12/07/2025 | 2025 BD Del Norte #3 | |
| 3896 | Grayson Cadwallader | 36.14 | 9 | B Min | BB: 34.59 (+1.55s | 4.3%) | YMCA of the Triangle Area Swim | 12/05/2025 | 2025 TYDE Winter Championship | |
| 3897 | Jack Tan | 36.14 | 9 | B Min | BB: 34.59 (+1.55s | 4.3%) | Texas Elite Swim Team | 12/20/2024 | 2024 Gulf Fall Champs (ESCA AMBU) | |
| 3898 | Maxim Wirzburger | 36.14 | 10 | B Min | BB: 34.59 (+1.55s | 4.3%) | East Coast C-Cerpants | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 3899 | Giovanni Mannino | 36.14 | 9 | B Min | BB: 34.59 (+1.55s | 4.3%) | Staten Island Aquatics Club | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 3900 | Enzo Lin | 36.14 | 10 | B Min | BB: 34.59 (+1.55s | 4.3%) | Splash Aquatics | 01/18/2026 | January A+ 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.