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 | |
|---|---|---|---|---|---|---|---|---|---|
| 901 | Sean Lee | 30.81 | 10 | A Min | AA: 29.89 (+0.92s | 3.0%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 902 | Isaac Lee | 30.82 | 10 | A Min | AA: 29.89 (+0.93s | 3.0%) | Auburn Aquatics | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 903 | Noah Thomas | 30.83 | 10 | A Min | AA: 29.89 (+0.94s | 3.0%) | Longhorn Aquatics | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 904 | Ford Halvorson | 30.83 | 10 | A Min | AA: 29.89 (+0.94s | 3.0%) | Foxjets Swim Team | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 905 | Luis Marin Villaverde | 30.83 | 10 | A Min | AA: 29.89 (+0.94s | 3.0%) | Mountainside | 02/14/2025 | 2025 OR HS 6a 2 | |
| 906 | Eliott Jackson | 30.83 | 10 | A Min | AA: 29.89 (+0.94s | 3.0%) | Team Eugene Aquatics | 12/12/2025 | 2025 TEAM Winter Invitational | |
| 907 | Nicolas Bodnar | 30.84 | 8 | A Min | AA: 29.89 (+0.95s | 3.1%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 908 | Matthew Lizcano | 30.84 | 9 | A Min | AA: 29.89 (+0.95s | 3.1%) | Belen Jesuit Preparatory | 10/17/2025 | 2025 Belen Jesuit Invitational | |
| 909 | Arthur Wang | 30.84 | 10 | A Min | AA: 29.89 (+0.95s | 3.1%) | Fort Meigs YMCA Stingrays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 910 | Henry Hales | 30.85 | 10 | A Min | AA: 29.89 (+0.96s | 3.1%) | Commonwealth Swimming | 03/13/2026 | 2026 NE INST NE Cup | |
| 911 | John Piracci | 30.85 | 10 | A Min | AA: 29.89 (+0.96s | 3.1%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 912 | Levi Julson | 30.85 | 8 | A Min | AA: 29.89 (+0.96s | 3.1%) | Seminole Aquatics | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 913 | Andrew Stoffers | 30.86 | 10 | A Min | AA: 29.89 (+0.97s | 3.1%) | Oregon City | 02/15/2025 | 2025 OR HS 6A 5 | |
| 914 | Matt Borremans | 30.86 | 9 | A Min | AA: 29.89 (+0.97s | 3.1%) | YMCA of South Florida | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 915 | Jose Alvez-Cabello | 30.87 | 10 | A Min | AA: 29.89 (+0.98s | 3.2%) | Miami Country Day School | 09/30/2025 | 2025 Palm League Champs USA S OBS | |
| 916 | Banyan Stillinger | 30.87 | 9 | A Min | AA: 29.89 (+0.98s | 3.2%) | Oregon City | 02/13/2026 | 2026 OR HS 6A 5 | |
| 917 | Charlie Wheeler | 30.87 | 10 | A Min | AA: 29.89 (+0.98s | 3.2%) | Longmont Swim Club | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 918 | Brian Pan | 30.87 | 10 | A Min | AA: 29.89 (+0.98s | 3.2%) | Badger Swim Club,Inc. | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 919 | Dean Sutton | 30.87 | 10 | A Min | AA: 29.89 (+0.98s | 3.2%) | East Coast C-Cerpants | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 920 | Rayce Shirey | 30.88 | 10 | A Min | AA: 29.89 (+0.99s | 3.2%) | Shoals Aquatic Club | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 921 | Cana Oyer | 30.89 | 10 | A Min | AA: 29.89 (+1.00s | 3.2%) | Sporting Jax Aquatic Club | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 922 | Samuel Siegrist | 30.89 | 10 | A Min | AA: 29.89 (+1.00s | 3.2%) | North Medford | 02/13/2026 | 2026 OR HS 6A 7 | |
| 923 | Joey Mohler | 30.89 | 10 | A Min | AA: 29.89 (+1.00s | 3.2%) | Tampa Bay Aquatic Club | 03/05/2026 | 2026 Florida Swimming FLAGS SOUTH | |
| 924 | Rayn Chischilly-Moore | 30.90 | 9 | A Min | AA: 29.89 (+1.01s | 3.3%) | Centralia | 02/13/2026 | 2026 OR HS 5a 1 | |
| 925 | Ezra Landsman | 30.90 | 10 | A Min | AA: 29.89 (+1.01s | 3.3%) | The Fish | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 926 | Anderson Grant | 30.90 | 10 | A Min | AA: 29.89 (+1.01s | 3.3%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 927 | 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 | |
| 928 | Brian Lee | 30.90 | 10 | A Min | AA: 29.89 (+1.01s | 3.3%) | Katy Aquatic Team For Youth | 11/08/2024 | MAC 2024 Great Goggled Gobbler Classic Meet | |
| 929 | Collin James | 30.92 | 10 | A Min | AA: 29.89 (+1.03s | 3.3%) | West Linn | 02/15/2025 | 2025 OR HS 6A 5 | |
| 930 | Jason Yin | 30.92 | 9 | A Min | AA: 29.89 (+1.03s | 3.3%) | Quicksilver Swimming | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 931 | 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 | |
| 932 | Nan-yi Yeh | 30.93 | 10 | A Min | AA: 29.89 (+1.04s | 3.4%) | Marlins Of Raleigh | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 933 | Eian Boscana | 30.93 | 9 | A Min | AA: 29.89 (+1.04s | 3.4%) | Summerville Family YMCA | 03/19/2026 | 2026 USRY Short Course Champs | |
| 934 | Max Morgan | 30.93 | 10 | A Min | AA: 29.89 (+1.04s | 3.4%) | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | ||
| 935 | Elliott Burns | 30.93 | 10 | A Min | AA: 29.89 (+1.04s | 3.4%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
| 936 | Tristan MA | 30.93 | 10 | A Min | AA: 29.89 (+1.04s | 3.4%) | Twisters Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 937 | Isaac Wredberg | 30.93 | 10 | A Min | AA: 29.89 (+1.04s | 3.4%) | YMCA of the Triangle Area Swim | 01/23/2026 | GCY Winter Meet 2026 | |
| 938 | Benjamin Hankinson | 30.94 | 9 | A Min | AA: 29.89 (+1.05s | 3.4%) | Jupiter Dragons Swim Team | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 939 | Alexander Bircea | 30.94 | 9 | A Min | AA: 29.89 (+1.05s | 3.4%) | Twisters Swim Club | 11/28/2025 | 2025 MR LIE Thanksgiving Invitational | |
| 940 | Everett King | 30.95 | 10 | A Min | AA: 29.89 (+1.06s | 3.4%) | Worthington Swim Club | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 941 | Jack Nayar | 30.95 | 10 | A Min | AA: 29.89 (+1.06s | 3.4%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 942 | Lachlan Swanborough | 30.95 | 10 | A Min | AA: 29.89 (+1.06s | 3.4%) | Central | 02/15/2025 | 2025 OR HS 5a 3 | |
| 943 | Muyang He | 30.95 | 10 | A Min | AA: 29.89 (+1.06s | 3.4%) | Santa Clara Swim Club | 02/28/2026 | Swim South Bay | |
| 944 | Bosco Sung | 30.95 | 5 | A Min | AA: 29.89 (+1.06s | 3.4%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 945 | 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 | |
| 946 | Gavin Jackson | 30.97 | 9 | A Min | AA: 29.89 (+1.08s | 3.5%) | Crater | 02/12/2026 | 2026 OR HS 5A 2 | |
| 947 | 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 | |
| 948 | Isaiah Isreal | 30.97 | 9 | A Min | AA: 29.89 (+1.08s | 3.5%) | New Albany Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 949 | Ben Ton | 30.98 | 9 | A Min | AA: 29.89 (+1.09s | 3.5%) | Kamiak | 01/10/2026 | 2026 Kentridge High School Invitational Obse | |
| 950 | 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 | |
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.