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 | |
|---|---|---|---|---|---|---|---|---|---|
| 851 | Jose Crawford | 30.88 | 10 | A Min | AA: 29.89 (+0.99s | 3.2%) | The Capitol Sea Devils | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 852 | Clark Schibuk | 30.88 | 9 | A Min | AA: 29.89 (+0.99s | 3.2%) | Storm Aquatics | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 853 | Isaac Carter | 30.88 | 10 | A Min | AA: 29.89 (+0.99s | 3.2%) | Enfinity Aquatic Club | 02/07/2026 | 2026 EAC Last Chance Qualifier | |
| 854 | James Williams | 30.89 | 10 | A Min | AA: 29.89 (+1.00s | 3.2%) | Eagle Swim Team Inc. | 02/14/2026 | EST Vs NAAC Dual Meet | |
| 855 | Jacob Song | 30.90 | 10 | A Min | AA: 29.89 (+1.01s | 3.3%) | Palo Alto Stanford Aquatics | 07/20/2025 | 2025 PASA Summer Palooza | |
| 856 | Timothy Acchione | 30.90 | 10 | A Min | AA: 29.89 (+1.01s | 3.3%) | Loyola Blakefield Aquatics | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 857 | Colin O'Shea | 30.90 | 9 | A Min | AA: 29.89 (+1.01s | 3.3%) | Jersey Wahoos | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 858 | Leo Ferrante | 30.90 | 10 | A Min | AA: 29.89 (+1.01s | 3.3%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 859 | Brian Lee | 30.90 | 8 | A Min | AA: 29.89 (+1.01s | 3.3%) | Katy Aquatic Team For Youth | 11/08/2024 | MAC 2024 Great Goggled Gobbler Classic Meet | |
| 860 | Wyatt Ray | 30.91 | 10 | A Min | AA: 29.89 (+1.02s | 3.3%) | SwimMAC Carolina | 01/02/2026 | 2026 SwimMAC IMX Winter Invite Copied | |
| 861 | Joseph Shlesinger | 30.91 | 10 | A Min | AA: 29.89 (+1.02s | 3.3%) | Potomac Marlins | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 862 | Gael Hernandez | 30.91 | 10 | A Min | AA: 29.89 (+1.02s | 3.3%) | EL Paso Border Land Swim Team | 02/13/2026 | 2026 BD Arctic BLAST Swim Meet | |
| 863 | Ethan Kuang | 30.91 | 10 | A Min | AA: 29.89 (+1.02s | 3.3%) | Mei\\\\\\'s Typhoons Swimming Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 864 | Louis Choi | 30.91 | 9 | A Min | AA: 29.89 (+1.02s | 3.3%) | Saline Swim Team | 11/07/2025 | 25th Annual A3 Red, White, And Blue Classic | |
| 865 | Collin James | 30.92 | 9 | A Min | AA: 29.89 (+1.03s | 3.3%) | West Linn | 02/15/2025 | 2025 OR HS 6A 5 | |
| 866 | Kennedy Tang | 30.92 | 10 | A Min | AA: 29.89 (+1.03s | 3.3%) | Harbor Seals | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 867 | Brantley Harris | 30.92 | 10 | A Min | AA: 29.89 (+1.03s | 3.3%) | Tide Swimming | 12/11/2025 | 2025 East Coast WinterFest | |
| 868 | Jack Greenwood | 30.92 | 10 | A Min | AA: 29.89 (+1.03s | 3.3%) | Cavalier Aquatics/Piedmont Fam | 01/31/2026 | LY Vs CA Y January Dual | |
| 869 | Quinlan Doyle | 30.93 | 10 | A Min | AA: 29.89 (+1.04s | 3.4%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 870 | Elliott Burns | 30.93 | 10 | A Min | AA: 29.89 (+1.04s | 3.4%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
| 871 | Savelii Dorofieiev | 30.93 | 9 | A Min | AA: 29.89 (+1.04s | 3.4%) | Saint Petersburg Aquatics | 12/05/2025 | 2025 Speedo Gator Holiday Classic | |
| 872 | Isaac Wredberg | 30.93 | 9 | A Min | AA: 29.89 (+1.04s | 3.4%) | YMCA of the Triangle Area Swim | 01/23/2026 | GCY Winter Meet 2026 | |
| 873 | Stepan Gribanov | 30.94 | 9 | A Min | AA: 29.89 (+1.05s | 3.4%) | Staten Island Aquatics Club | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 874 | William Xing | 30.94 | 10 | A Min | AA: 29.89 (+1.05s | 3.4%) | Olympus Aquatics | 12/29/2025 | 60th Kearns Holiday Open Invitational | |
| 875 | Alexander Bircea | 30.94 | 8 | A Min | AA: 29.89 (+1.05s | 3.4%) | Twisters Swim Club | 11/28/2025 | 2025 MR LIE Thanksgiving Invitational | |
| 876 | Jason Feng | 30.95 | 10 | A Min | AA: 29.89 (+1.06s | 3.4%) | Boys & Girls Club of SF | 12/12/2025 | Winter SC Age Group Championships | |
| 877 | Finn Froehlich | 30.95 | 10 | A Min | AA: 29.89 (+1.06s | 3.4%) | Aquajets Swim Team | 11/16/2025 | 2025MN AQJT November Invite | |
| 878 | Lachlan Swanborough | 30.95 | 9 | A Min | AA: 29.89 (+1.06s | 3.4%) | Central | 02/15/2025 | 2025 OR HS 5a 3 | |
| 879 | Bosco Sung | 30.95 | 13 | A Min | AA: 29.89 (+1.06s | 3.4%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 880 | Azaka Charan | 30.96 | 10 | A Min | AA: 29.89 (+1.07s | 3.5%) | Jbarracudas Swim Team | 01/17/2026 | 2026 SI MRA A BB Meet | |
| 881 | Zhizhe Zheng | 30.97 | 10 | A Min | AA: 29.89 (+1.08s | 3.5%) | Crimson Aquatics | 10/17/2025 | 2025 NE CRIM OCTOBER TEAM SPECIALTY W DIST | |
| 882 | Makoa Barton Lambert | 30.97 | 11 | A Min | AA: 29.89 (+1.08s | 3.5%) | Iolani Swim Club | 02/08/2026 | Aulea Winter Sprint Festival | |
| 883 | Atticus Moreno | 30.97 | 10 | A Min | AA: 29.89 (+1.08s | 3.5%) | CAPITAL HIGH SCHOOL | 01/10/2026 | 2026 Kentridge High School Invitational Obse | |
| 884 | Colton Miller | 30.97 | 10 | A Min | AA: 29.89 (+1.08s | 3.5%) | Greater Tampa Swim Association | 01/23/2026 | BLOOMIN FAST SWIM MEET | |
| 885 | Marshall Kohout | 30.98 | 10 | A Min | AA: 29.89 (+1.09s | 3.5%) | Swim Omaha | 01/24/2026 | 2026 MW LSS Winterfest | |
| 886 | Ben Ton | 30.98 | 9 | A Min | AA: 29.89 (+1.09s | 3.5%) | Kamiak | 01/10/2026 | 2026 Kentridge High School Invitational Obse | |
| 887 | Noah Chen | 30.98 | 10 | A Min | AA: 29.89 (+1.09s | 3.5%) | Blue Wave Swim Team PV | 01/31/2026 | The 2026 Super FISH Bowl XVI | |
| 888 | Caleb Rlley | 30.98 | 9 | A Min | AA: 29.89 (+1.09s | 3.5%) | Cottage Grove | 02/14/2025 | 2025 OR HS 4a 2 | |
| 889 | Lucas Li | 30.98 | 9 | A Min | AA: 29.89 (+1.09s | 3.5%) | Arctic Aquatics | 10/04/2025 | 2025 NE CS Fall Sprints Copied | |
| 890 | Owen Eckhardt | 30.98 | 10 | A Min | AA: 29.89 (+1.09s | 3.5%) | Anglerfish Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 891 | Cana Oyer | 30.99 | 9 | A Min | AA: 29.89 (+1.10s | 3.5%) | Sporting Jax Aquatic Club | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 892 | Everett Shao | 30.99 | 11 | A Min | AA: 29.89 (+1.10s | 3.5%) | Rhode Island Aquatic Club | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 893 | Christian Campbell | 30.99 | 10 | A Min | AA: 29.89 (+1.10s | 3.5%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 894 | Nathan Selinger | 31.00 | 10 | A Min | AA: 29.89 (+1.11s | 3.6%) | Minnetonka Swim Club | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 895 | Nathan Mellott | 31.00 | 10 | A Min | AA: 29.89 (+1.11s | 3.6%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 896 | Matthew Dedov | 31.00 | 10 | A Min | AA: 29.89 (+1.11s | 3.6%) | Central Bucks Swim Team | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 897 | Carter McMaster-Shaw | 31.01 | 10 | A Min | AA: 29.89 (+1.12s | 3.6%) | Star Aquatics | 10/03/2025 | 2025 STAR September Friday Night At The Races | |
| 898 | Brooks Switaj | 31.01 | 8 | A Min | AA: 29.89 (+1.12s | 3.6%) | Bellevue Club Swim Team | 11/07/2025 | 2025 THSC November Open | |
| 899 | Christopher Magness | 31.01 | 10 | A Min | AA: 29.89 (+1.12s | 3.6%) | Nation\\\\\\'s Capital Swim Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 900 | Isaac Kalsbeek | 31.01 | 10 | A Min | AA: 29.89 (+1.12s | 3.6%) | New Wave Swim Team | 12/13/2025 | 2025 Ugly Sweater 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.