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 | |
|---|---|---|---|---|---|---|---|---|---|
| 6051 | Sriram Goriparthi | 48.55 | 9 | B: 48.29 (+0.26s | 0.5%) | Front Range Barracudas | 01/16/2026 | 2026 CO CUDA Classic | ||
| 6052 | Eric Chow | 48.56 | 9 | B: 48.29 (+0.27s | 0.6%) | Quince Orchard Swim Academy | 03/20/2026 | 2026 RMSC Spring Finale | ||
| 6053 | Asher Amira | 48.56 | 10 | B: 48.29 (+0.27s | 0.6%) | Chinook Aquatic Club | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | ||
| 6054 | Finley Oelke | 48.56 | 10 | B: 48.29 (+0.27s | 0.6%) | Fmy Gators | 12/05/2025 | 2025 Candy Cane Swim Meet | ||
| 6055 | Matthew Barrenechea | 48.56 | 10 | B: 48.29 (+0.27s | 0.6%) | Metro Aquatic Club of Miami | 10/11/2025 | NMST BMHG October Invite 25 Copied | ||
| 6056 | Michael Simpson | 48.56 | 8 | B: 48.29 (+0.27s | 0.6%) | Fairfax Foxes Swimming | 03/20/2026 | 2026 SwimRVA Clover Cup | ||
| 6057 | David Vaynshteyn | 48.57 | 10 | B: 48.29 (+0.28s | 0.6%) | Jcc Sea Serpents | 06/13/2026 | 2026 NE JCCS Marblehead Light | ||
| 6058 | Tobias Paras | 48.57 | 9 | B: 48.29 (+0.28s | 0.6%) | Lakewood Ranch Swim Associatio | 01/23/2026 | 2026 Hot Chocolate Invite | ||
| 6059 | Ryan Li | 48.58 | 10 | B: 48.29 (+0.29s | 0.6%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 6060 | Declan O'Malley | 48.58 | 10 | B: 48.29 (+0.29s | 0.6%) | Sussex County YMCA | 10/25/2025 | 2025 MR MWDA YBAR Heats And Treats | ||
| 6061 | Cormac Weathers | 48.58 | 10 | B: 48.29 (+0.29s | 0.6%) | Salem Swim Club | 11/07/2025 | 2025 McSwimville Invitational | ||
| 6062 | Benjamin Disori | 48.58 | 10 | B: 48.29 (+0.29s | 0.6%) | St Croix Swim Club | 02/21/2026 | 2026 MN NOR MN Bronze Championship Copied | ||
| 6063 | Montia Rice | 48.58 | 10 | B: 48.29 (+0.29s | 0.6%) | Baylor Swim Club | 01/09/2026 | 2026 MCC January Invite | ||
| 6064 | Noah Hauck | 48.58 | 9 | B: 48.29 (+0.29s | 0.6%) | Foxjets Swim Team | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | ||
| 6065 | Christian Baldie | 48.58 | 8 | B: 48.29 (+0.29s | 0.6%) | South Florida Aquatic Club | 04/18/2026 | SoFlo 12 Under Spring Invitational | ||
| 6066 | John Guilmette | 48.59 | 10 | B: 48.29 (+0.30s | 0.6%) | Rapids Swim Team | 12/05/2025 | 2025 NE UVAC Winter Classic | ||
| 6067 | Matthew Nguyen | 48.59 | 9 | B: 48.29 (+0.30s | 0.6%) | Arctic Aquatics | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | ||
| 6068 | Leo Collar | 48.59 | 9 | B: 48.29 (+0.30s | 0.6%) | Hurricane Penguins Swim Club | 02/28/2026 | 2026 Last Chance Meet | ||
| 6069 | Hyuga Tanaka | 48.59 | 9 | B: 48.29 (+0.30s | 0.6%) | Atlantis Swimming | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | ||
| 6070 | Decker Glaspey | 48.60 | 8 | B: 48.29 (+0.31s | 0.6%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | ||
| 6071 | Theodore Daines | 48.60 | 10 | B: 48.29 (+0.31s | 0.6%) | Olympus Aquatics | 11/07/2024 | 2024 OA Thanksgiving Turkey Meet | ||
| 6072 | Nathaniel Leong | 48.60 | 9 | B: 48.29 (+0.31s | 0.6%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | ||
| 6073 | Jesse Kimbler | 48.60 | 8 | B: 48.29 (+0.31s | 0.6%) | Mason Makos Swim Team | 01/10/2026 | 2026 MAKO POLAR PLUNGE | ||
| 6074 | Liam Baca | 48.60 | 8 | B: 48.29 (+0.31s | 0.6%) | Blue Tide Aquatics | 11/02/2024 | 2024 ShAC 14 Under Meet | ||
| 6075 | Ivan Osegueda | 48.60 | 9 | B: 48.29 (+0.31s | 0.6%) | YMCA of Austin Swim Alliance | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | ||
| 6076 | Sawyer Moore | 48.60 | 9 | B: 48.29 (+0.31s | 0.6%) | Mecklenburg Swim Association | 12/12/2025 | 2025 NC QCD Holiday Invite | ||
| 6077 | Liam Taylor | 48.60 | 9 | B: 48.29 (+0.31s | 0.6%) | Southwest Stars Swim Club | 02/28/2026 | 2026 Spring Area 2 Championships | ||
| 6078 | Ori Silverman | 48.61 | 9 | B: 48.29 (+0.32s | 0.7%) | Patriot Aquatics | 02/28/2026 | 2026 Spring Area 2 Championships | ||
| 6079 | James Forton | 48.61 | 10 | B: 48.29 (+0.32s | 0.7%) | Sailfish Swim Club | 10/17/2025 | 2025 USSC Trick Or Treat Grab Bag Classic | ||
| 6080 | Henrik Person | 48.61 | 10 | B: 48.29 (+0.32s | 0.7%) | Millard Aquatic Club | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | ||
| 6081 | Kyle Wu | 48.61 | 8 | B: 48.29 (+0.32s | 0.7%) | Prince William Swim Club | 11/08/2025 | 2025 PWSC Fall Aqua Fest | ||
| 6082 | Hayden Hammack | 48.61 | 10 | B: 48.29 (+0.32s | 0.7%) | Surge Aquatics | 09/27/2025 | 2025 ST SRG September Kick Off | ||
| 6083 | Liam Vasquez | 48.62 | 9 | B: 48.29 (+0.33s | 0.7%) | Apex Swim Club | 03/27/2026 | 2026 MR Bronze Championships Central KBM | ||
| 6084 | Gabriel DaSilva | 48.63 | 9 | B: 48.29 (+0.34s | 0.7%) | Arena Club Aquatics | 12/21/2025 | The Grinch Stole My Times (9 O BB Slowe) 2025 | ||
| 6085 | Maverick Marchant | 48.63 | 9 | B: 48.29 (+0.34s | 0.7%) | YMCA of Austin Swim Alliance | 12/15/2024 | 2024 ST YMCA Swim Y All Jingle Bell Splash | ||
| 6086 | Connor Gui | 48.63 | 10 | B: 48.29 (+0.34s | 0.7%) | 92ny Flying Dolphins | 01/16/2026 | 2026 MR LIE Winterfest Invitational | ||
| 6087 | Daniel Ferris | 48.63 | 9 | B: 48.29 (+0.34s | 0.7%) | Crimson Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | ||
| 6088 | Liam Bowen | 48.63 | 10 | B: 48.29 (+0.34s | 0.7%) | Seattle Metropolitan Aquatic C | 06/14/2026 | 2026 SMAC June Mini Meet Approved | ||
| 6089 | Lane Arias | 48.63 | 8 | B: 48.29 (+0.34s | 0.7%) | Ridgefield Aquatic Club | 04/10/2026 | 2026 GTSA TYR Spring Championship | ||
| 6090 | Nathanial Long | 48.64 | 9 | B: 48.29 (+0.35s | 0.7%) | O\\\\\\'Neal Aquatics | 01/10/2026 | 2026 RMY Winter Invitational | ||
| 6091 | Holden Sitterson | 48.64 | 9 | B: 48.29 (+0.35s | 0.7%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | ||
| 6092 | Asa Zimmerman | 48.64 | 8 | B: 48.29 (+0.35s | 0.7%) | Coast Aquatics | 11/21/2025 | 2025 GPAC Gravy Bowl Invitational | ||
| 6093 | Calvin Littlejohn | 48.64 | 8 | B: 48.29 (+0.35s | 0.7%) | Eugene City Swim Club | 06/27/2026 | 2026 Eugene City Swim Club Summer Invite | ||
| 6094 | Gavin Lowe | 48.64 | 5 | B: 48.29 (+0.35s | 0.7%) | Tri Valley Aquatics | 10/18/2025 | PC SRVA SCY B BB+ Meet | ||
| 6095 | Henry Beilstein | 48.64 | 9 | B: 48.29 (+0.35s | 0.7%) | New Rochelle YMCA Sailfish Swi | 10/10/2025 | 2025 MR COND October Fall Festival | ||
| 6096 | Raunak Bagga | 48.64 | 9 | B: 48.29 (+0.35s | 0.7%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | ||
| 6097 | Kelvin Su | 48.64 | 10 | B: 48.29 (+0.35s | 0.7%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | ||
| 6098 | Noah Silverstein | 48.64 | 9 | B: 48.29 (+0.35s | 0.7%) | Hydro-sonic Tiburones | 01/17/2026 | PVS January Open 2026 Fairland | ||
| 6099 | William Oberg | 48.65 | 9 | B: 48.29 (+0.36s | 0.7%) | Naval Academy Aquatic Club | 11/07/2025 | 2025 CAC 5th Annual Zachary Spain Memorial Me | ||
| 6100 | Christopher Chang | 48.65 | 10 | B: 48.29 (+0.36s | 0.7%) | Bellingham Bay Swim Team | 02/07/2026 | 2026 PN TAC Island Express | ||
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.