USA Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 851 | Juan Marquez | 37.51 | 10 | A Min | AA: 35.79 (+1.72s | 4.6%) | Heritage Aquatic Team | 12/06/2025 | 2025 Pompano Beach Santa Claus Meet | |
| 852 | Alex Dmyterko | 37.51 | 10 | A Min | AA: 35.79 (+1.72s | 4.6%) | Wahoo\\\\\\'s of Wellington | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 853 | Ashton VanKeulen | 37.51 | 10 | A Min | AA: 35.79 (+1.72s | 4.6%) | Sioux Falls Swim Team | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 854 | Keegan Bertoia | 37.52 | 10 | A Min | AA: 35.79 (+1.73s | 4.6%) | Schertz YMCA Swim Team | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 855 | Liam Bundick | 37.53 | 10 | A Min | AA: 35.79 (+1.74s | 4.6%) | Alamo Area Aquatic Association | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 856 | Leon Oka | 37.54 | 10 | A Min | AA: 35.79 (+1.75s | 4.7%) | Westchester Aquatic Club | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 857 | Maxim Kurochkin | 37.54 | 10 | A Min | AA: 35.79 (+1.75s | 4.7%) | Cat 5 Aquatics | 09/19/2025 | 2025 Tropic Like It S Hot Open | |
| 858 | Oliver Chafin | 37.54 | 10 | A Min | AA: 35.79 (+1.75s | 4.7%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 859 | Kyrie Song | 37.55 | 9 | A Min | AA: 35.79 (+1.76s | 4.7%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 860 | George Nhem | 37.56 | 9 | A Min | AA: 35.79 (+1.77s | 4.7%) | Mystic Valley YMCA | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 861 | Yuvin Thapa | 37.57 | 9 | A Min | AA: 35.79 (+1.78s | 4.7%) | Twisters Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 862 | Logan Fischer | 37.57 | 10 | A Min | AA: 35.79 (+1.78s | 4.7%) | Denver Swim Academy | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 863 | Luka Shvartsman | 37.57 | 10 | A Min | AA: 35.79 (+1.78s | 4.7%) | Condors Swim Club | 11/14/2025 | 2025 MR COND November IMX Invitational | |
| 864 | Eian Boscana | 37.57 | 9 | A Min | AA: 35.79 (+1.78s | 4.7%) | Summerville Family YMCA | 03/19/2026 | 2026 USRY Short Course Champs | |
| 865 | Aiden Harrington | 37.57 | 10 | A Min | AA: 35.79 (+1.78s | 4.7%) | Royal Swimming | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 866 | Ace Zhang | 37.57 | 8 | A Min | AA: 35.79 (+1.78s | 4.7%) | Twisters Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 867 | Jacob Bowes | 37.58 | 10 | A Min | AA: 35.79 (+1.79s | 4.8%) | Nation\\\\\\'s Capital Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 868 | Paxton Marvray | 37.59 | 10 | A Min | AA: 35.79 (+1.80s | 4.8%) | Sawtooth Aquatic Club | 12/04/2025 | 2025 Holiday Swim Festival | |
| 869 | Joseph Chung | 37.59 | 10 | A Min | AA: 35.79 (+1.80s | 4.8%) | SwimMAC Carolina | 01/23/2026 | 2026 NC SwimMAC Battle Of The Crown | |
| 870 | Elliot Linder | 37.60 | 10 | BB Min | A: 37.59 (+0.01s | 0.0%) | Black Hawk Area Swim Team | 01/09/2026 | 2026 MN FOXJ Winter Classic | |
| 871 | Lincoln McClain | 37.60 | 10 | BB Min | A: 37.59 (+0.01s | 0.0%) | Mountain State Storm | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 872 | Wit Harter | 37.61 | 10 | BB Min | A: 37.59 (+0.02s | 0.1%) | VANCOUVER SWIM CLUB | 01/11/2025 | 2025 HRVST Winter Invitational | |
| 873 | William Bradley | 37.61 | 9 | BB Min | A: 37.59 (+0.02s | 0.1%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 874 | Stanley Kang | 37.62 | 10 | BB Min | A: 37.59 (+0.03s | 0.1%) | Long Island Aquatic Club | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 875 | Ashwin Tiwari | 37.62 | 9 | BB Min | A: 37.59 (+0.03s | 0.1%) | Olympic Cascade Aquatics | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 876 | Chase Witt | 37.62 | 10 | BB Min | A: 37.59 (+0.03s | 0.1%) | Gold\\\\\\'s Aquatics Club (Camas) | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 877 | George Dai | 37.63 | 10 | BB Min | A: 37.59 (+0.04s | 0.1%) | Mason Manta Rays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 878 | Thomas Mieszczak | 37.63 | 9 | BB Min | A: 37.59 (+0.04s | 0.1%) | Royal Swimming | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 879 | Andrew Price | 37.63 | 10 | BB Min | A: 37.59 (+0.04s | 0.1%) | Ensworth Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 880 | Carter Basilio | 37.64 | 10 | BB Min | A: 37.59 (+0.05s | 0.1%) | Metro Surge Aquatic Club | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 881 | Ezekiel Cardenas | 37.65 | 8 | BB Min | A: 37.59 (+0.06s | 0.2%) | EL Paso Border Land Swim Team | 02/22/2026 | 2026 BD SC Jr Border Championship | |
| 882 | Liam Sandstrom | 37.66 | 8 | BB Min | A: 37.59 (+0.07s | 0.2%) | Rockville Montgomery Swim Club | 11/08/2025 | 2025 Autumn Mini Meet | |
| 883 | Mathew Sadovskyy | 37.66 | 10 | BB Min | A: 37.59 (+0.07s | 0.2%) | Matchpoint Nyc | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 884 | Axton McDermott | 37.67 | 10 | BB Min | A: 37.59 (+0.08s | 0.2%) | Nation\\\\\\'s Capital Swim Club | 01/10/2026 | 2026 MAKO POLAR PLUNGE | |
| 885 | Dean Sutton | 37.67 | 10 | BB Min | A: 37.59 (+0.08s | 0.2%) | East Coast C-Cerpants | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 886 | Ezz Abdelhadi | 37.67 | 10 | BB Min | A: 37.59 (+0.08s | 0.2%) | Palo Alto Stanford Aquatics | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 887 | Easton Mower | 37.68 | 10 | BB Min | A: 37.59 (+0.09s | 0.2%) | Poseidon Swimming Inc | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 888 | Joey Sweitzer | 37.69 | 9 | BB Min | A: 37.59 (+0.10s | 0.3%) | Portland Porpoise Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 889 | Max Chao | 37.69 | 9 | BB Min | A: 37.59 (+0.10s | 0.3%) | Tac Titans | 02/14/2026 | 2026 TAC TITANS February Qualifier Meet | |
| 890 | Leonardo Henn | 37.69 | 10 | BB Min | A: 37.59 (+0.10s | 0.3%) | Eagles Swim Club | 01/23/2026 | 2026 Mile By Moonlight And Winterish Invite | |
| 891 | Blaine Maramot | 37.70 | 10 | BB Min | A: 37.59 (+0.11s | 0.3%) | Buenaventura Swim Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 892 | Eli LoPiccolo | 37.70 | 10 | BB Min | A: 37.59 (+0.11s | 0.3%) | Raleigh Swimming Association | 02/12/2026 | 2026 RSA Cupid Cuts | |
| 893 | Elliott Renner | 37.72 | 10 | BB Min | A: 37.59 (+0.13s | 0.3%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 894 | Max Ong | 37.72 | 10 | BB Min | A: 37.59 (+0.13s | 0.3%) | Pacific Swim | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 895 | Henson Terrill | 37.72 | 10 | BB Min | A: 37.59 (+0.13s | 0.3%) | Hydro Elite Aquatic Team | 02/21/2025 | 2025 Gulf 12 Under Champs (NOCH) | |
| 896 | Jude Jeon | 37.72 | 9 | BB Min | A: 37.59 (+0.13s | 0.3%) | Washingtonians Swim Club | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 897 | Jayden Davis | 37.73 | 10 | BB Min | A: 37.59 (+0.14s | 0.4%) | East Carolina Aquatics | 06/28/2026 | 2026 WOLF Short Course Meet | |
| 898 | Connor Li | 37.73 | 9 | BB Min | A: 37.59 (+0.14s | 0.4%) | Pacific Dragons Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 899 | Ahmet Okyay | 37.73 | 10 | BB Min | A: 37.59 (+0.14s | 0.4%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 900 | Mason Kutzenberger | 37.74 | 10 | B Min | BB: 35.59 (+2.15s | 5.7%) | Aggie Swim Club | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
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.