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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3101 | John Reilly | 43.72 | 10 | B Min | BB: 42.89 (+0.83s | 1.9%) | Lexington Dolphins | 10/17/2026 | LEXD FinFest | |
| 3102 | Noah Byerly | 43.73 | 9 | B Min | BB: 42.89 (+0.84s | 1.9%) | Tollefson Swimming | 01/17/2026 | PVS January Open 2026 Fairland | |
| 3103 | Cairo Monreal | 43.73 | 10 | B Min | BB: 42.89 (+0.84s | 1.9%) | Parkway-Rockwood Gateway Swim | 06/24/2026 | GTWY Get Your Best Yard Times | |
| 3104 | Luke Baang | 43.74 | 9 | B Min | BB: 42.89 (+0.85s | 1.9%) | Saline Swim Team | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 3105 | Dylan Wind | 43.74 | 9 | B Min | BB: 42.89 (+0.85s | 1.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/13/2026 | 2026 Showdown In Motown | |
| 3106 | Thomas Van Epp | 43.74 | 9 | B Min | BB: 42.89 (+0.85s | 1.9%) | Nova of Virginia | 11/22/2025 | NOVA Cranberry Contender | |
| 3107 | Eli Catlin | 43.74 | 8 | B Min | BB: 42.89 (+0.85s | 1.9%) | O\\\\\\'Neal Aquatics | 03/20/2026 | 2026 STAR Tar Heel States | |
| 3108 | Braxton Almeyda-Menendez | 43.74 | 10 | B Min | BB: 42.89 (+0.85s | 1.9%) | Fenix Swim Club | 06/06/2026 | NMST June Invite 26 | |
| 3109 | Declan Martin | 43.74 | 9 | B Min | BB: 42.89 (+0.85s | 1.9%) | North Coast Aquatics | 10/17/2026 | 2026 SI RSD All Ages NTS Meet | |
| 3110 | Jack Friedeman | 43.74 | 9 | B Min | BB: 42.89 (+0.85s | 1.9%) | TONAWANDA TITANS | 10/23/2026 | TTSC Halloween Meet 2026 | |
| 3111 | Mars Meihack | 43.74 | 10 | B Min | BB: 42.89 (+0.85s | 1.9%) | Tualatin Hills Swim Club | 12/12/2025 | 2025 OR TTSC Holiday Invitational Meet | |
| 3112 | Ryan Musser | 43.75 | 8 | B Min | BB: 42.89 (+0.86s | 2.0%) | All Star Aquatics | 02/13/2026 | 2026 ASA President S Day Classic | |
| 3113 | Andrew Karalitzky | 43.75 | 8 | B Min | BB: 42.89 (+0.86s | 2.0%) | Three Village Swim Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 3114 | Clement Pauk | 43.75 | 10 | B Min | BB: 42.89 (+0.86s | 2.0%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | |
| 3115 | Emmett Raj | 43.75 | 10 | B Min | BB: 42.89 (+0.86s | 2.0%) | York Swim Club of Northern Vir | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 3116 | Shiloh Gibson | 43.75 | 9 | B Min | BB: 42.89 (+0.86s | 2.0%) | Miami County Day Aquatic | 02/20/2026 | 2026 FG SCY BB Championships SOUTH | |
| 3117 | Nolan Bocan | 43.76 | 8 | B Min | BB: 42.89 (+0.87s | 2.0%) | Enfinity Aquatic Club | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 3118 | Trenton Ho | 43.76 | 9 | B Min | BB: 42.89 (+0.87s | 2.0%) | Lone Star Aquatic Club | 09/19/2026 | 2026 ST LSAC Welcome To The Rock | |
| 3119 | Charles Finter | 43.76 | 10 | B Min | BB: 42.89 (+0.87s | 2.0%) | Bend Swim Club | 03/14/2026 | 2026 TEAM Shootout | |
| 3120 | Marcus Chui | 43.76 | 10 | B Min | BB: 42.89 (+0.87s | 2.0%) | South San Francisco Aquatics | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 3121 | Bennett Baker | 43.77 | 9 | B Min | BB: 42.89 (+0.88s | 2.0%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 3122 | Samuel Napiorkowski | 43.77 | 10 | B Min | BB: 42.89 (+0.88s | 2.0%) | Aces Aquatics | 11/07/2025 | 2025 NE CS Fall Classic Copied | |
| 3123 | Alex Yau | 43.77 | 10 | B Min | BB: 42.89 (+0.88s | 2.0%) | Pacific Dragons Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 3124 | Mack Sweet | 43.77 | 9 | B Min | BB: 42.89 (+0.88s | 2.0%) | Unattached | 10/17/2026 | Pumpkin Meet, Oct 2026 | |
| 3125 | Parker Ward | 43.77 | 10 | B Min | BB: 42.89 (+0.88s | 2.0%) | Wahoos of Jacksonville | 10/10/2026 | 2026 PSA Halloween Invitational | |
| 3126 | Alex Szczesny | 43.77 | 8 | B Min | BB: 42.89 (+0.88s | 2.0%) | Tampa Y Swimming | 07/24/2026 | 2026 Summer Area 3 Championships | |
| 3127 | Ryan Park | 43.77 | 9 | B Min | BB: 42.89 (+0.88s | 2.0%) | Pack Swim Team of Pittsford | 10/24/2026 | 2026 Victor Halloween Classic | |
| 3128 | Makaio Stanley | 43.78 | 9 | B Min | BB: 42.89 (+0.89s | 2.0%) | Oregon City | 02/13/2026 | 2026 OR HS 6A 5 | |
| 3129 | Calder Pettersen | 43.78 | 9 | B Min | BB: 42.89 (+0.89s | 2.0%) | Cascade Swim Club | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 3130 | Nickolas Parasimenco | 43.79 | 9 | B Min | BB: 42.89 (+0.90s | 2.1%) | Tooele Sea Serpents | 10/23/2025 | 2025 Mike Harper Open | |
| 3131 | Reavley Hillery | 43.79 | 10 | B Min | BB: 42.89 (+0.90s | 2.1%) | Nova of Virginia | 10/24/2025 | NOVA Halloween Haunt | |
| 3132 | William McAllister | 43.79 | 9 | B Min | BB: 42.89 (+0.90s | 2.1%) | Potomac Marlins | 02/20/2026 | 2026 FXFX Forty Niner | |
| 3133 | Maxwell Ma | 43.79 | 10 | B Min | BB: 42.89 (+0.90s | 2.1%) | The Fish | 03/20/2026 | 26th Annual Spring Championships | |
| 3134 | Marcus Olarte | 43.79 | 10 | B Min | BB: 42.89 (+0.90s | 2.1%) | Seattle Metropolitan Aquatic C | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 3135 | Brooks Crosnicker | 43.80 | 8 | B Min | BB: 42.89 (+0.91s | 2.1%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 3136 | Charlie Spearin | 43.80 | 9 | B Min | BB: 42.89 (+0.91s | 2.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/31/2026 | 2026 Guppy Bowl | |
| 3137 | James Dent | 43.80 | 10 | B Min | BB: 42.89 (+0.91s | 2.1%) | Blue Dolphin Swim Team | 03/20/2026 | 2026 NE ORO TSSA Champs | |
| 3138 | Eduardo Souza | 43.80 | 10 | B Min | BB: 42.89 (+0.91s | 2.1%) | Gulliver Swim Club | 02/14/2026 | NMST BMHG February BC Invite 26 | |
| 3139 | Elijah Spencer | 43.80 | 8 | B Min | BB: 42.89 (+0.91s | 2.1%) | Life Time Minnesota Swim Team | 12/20/2025 | 2025 MN AQJT Holiday Invite | |
| 3140 | Leo Mansi Mesa | 43.80 | 10 | B Min | BB: 42.89 (+0.91s | 2.1%) | Metro Area Life Time | 10/23/2026 | 2026 Fall Festival Of X Cellence | |
| 3141 | Arlie Elliot | 43.81 | 10 | B Min | BB: 42.89 (+0.92s | 2.1%) | McMinnville | 02/15/2025 | 2025 OR HS 6A 3 | |
| 3142 | Silas Moss | 43.81 | 8 | B Min | BB: 42.89 (+0.92s | 2.1%) | Grand Rapids Aquatics | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 3143 | Walker Ellis | 43.81 | 9 | B Min | BB: 42.89 (+0.92s | 2.1%) | Team Charlotte Swimming | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 3144 | Arunas Babusis | 43.81 | 9 | B Min | BB: 42.89 (+0.92s | 2.1%) | Apex | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 3145 | Reid Gage | 43.81 | 9 | B Min | BB: 42.89 (+0.92s | 2.1%) | Jcc Sea Serpents | 06/13/2026 | 2026 NE JCCS Marblehead Light | |
| 3146 | Owen Lee | 43.81 | 9 | B Min | BB: 42.89 (+0.92s | 2.1%) | Olympic Cascade Aquatics | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 3147 | Jayden Kleyn | 43.81 | 10 | B Min | BB: 42.89 (+0.92s | 2.1%) | Unattached | 12/13/2025 | CCS Holiday Classic 2025 | |
| 3148 | Nevaan Prabhu | 43.82 | 9 | B Min | BB: 42.89 (+0.93s | 2.1%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 3149 | Michael Wang | 43.82 | 10 | B Min | BB: 42.89 (+0.93s | 2.1%) | Pine Crest Swim Team | 10/02/2026 | Mike Horgan 2026 | |
| 3150 | Reese Bissonnette | 43.82 | 10 | B Min | BB: 42.89 (+0.93s | 2.1%) | Surge Aquatics | 10/17/2026 | 2026 ST SRG SCY Surgetoberfest | |
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.