USA Boys 10 & under - 50 Y Fly
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1951 | Connor Hilton | 42.53 | 9 | B Min | BB: 41.29 (+1.24s | 2.9%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 1952 | Evan Xia | 42.53 | 9 | B Min | BB: 41.29 (+1.24s | 2.9%) | Waterloo Swimming | 09/26/2026 | 2026 ST ASC IMR IMX Challenge | |
| 1953 | Jacob Beglin | 42.54 | 10 | B Min | BB: 41.29 (+1.25s | 2.9%) | Oscoda | 02/15/2026 | 2026 MTSL Championship | |
| 1954 | Jack Delaney | 42.54 | 9 | B Min | BB: 41.29 (+1.25s | 2.9%) | Gbsa - Greater Baltimore Swim | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 1955 | Noah Oh | 42.54 | 10 | B Min | BB: 41.29 (+1.25s | 2.9%) | Cascade Swim Club | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 1956 | Harrison Marr | 42.55 | 10 | B Min | BB: 41.29 (+1.26s | 3.0%) | Northwest Georgia Aquatics | 01/09/2026 | 2026 MCC January Invite | |
| 1957 | Jacob Bao | 42.55 | 8 | B Min | BB: 41.29 (+1.26s | 3.0%) | Teamgoldusa | 10/17/2026 | Pumpkin Meet, Oct 2026 | |
| 1958 | Henry Hodes | 42.56 | 8 | B Min | BB: 41.29 (+1.27s | 3.0%) | Executive Swim Club | 02/07/2026 | 2026 NE RAYS Love A Last Chance Specialty | |
| 1959 | Cameron Del Prete | 42.56 | 9 | B Min | BB: 41.29 (+1.27s | 3.0%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 1960 | Adelynn Spurlin | 42.56 | 10 | B Min | BB: 41.29 (+1.27s | 3.0%) | North Jeffco Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 1961 | Kai Karam | 42.56 | 9 | B Min | BB: 41.29 (+1.27s | 3.0%) | South Florida Aquatic Club | 09/11/2026 | 2026 Michael S Memorial Meet | |
| 1962 | Daniel Popko | 42.57 | 9 | B Min | BB: 41.29 (+1.28s | 3.0%) | Matchpoint Nyc | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 1963 | Lionel Chacon | 42.57 | 5 | B Min | BB: 41.29 (+1.28s | 3.0%) | Orinda Moraga Swim Club | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 1964 | Ryan Sexstone | 42.57 | 10 | B Min | BB: 41.29 (+1.28s | 3.0%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 1965 | Joseph McEttrick | 42.58 | 10 | B Min | BB: 41.29 (+1.29s | 3.0%) | Pacific Swim | 10/17/2026 | 2026 SI SBA All Ages NTS Meet | |
| 1966 | Bryson Lasoff | 42.58 | 10 | B Min | BB: 41.29 (+1.29s | 3.0%) | Wahoos of Jacksonville | 09/27/2025 | EAJ Speedo September Meet 2025 | |
| 1967 | Bradley Mascio | 42.59 | 9 | B Min | BB: 41.29 (+1.30s | 3.1%) | Kissimmee Swim Association | 09/20/2025 | 2025 Heart Of Florida Swim Meet | |
| 1968 | Sullivan Boro | 42.59 | 9 | B Min | BB: 41.29 (+1.30s | 3.1%) | Metro Surge Aquatic Club | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 1969 | Miles Smith | 42.59 | 9 | B Min | BB: 41.29 (+1.30s | 3.1%) | Aquawolves Swimming | 09/25/2026 | 2026 CO AQUA Vs DSA Dyal | |
| 1970 | Raylan Raphael | 42.59 | 10 | B Min | BB: 41.29 (+1.30s | 3.1%) | Sailfish | 09/18/2026 | 2026 ST AQTX Round Rock Unclassified | |
| 1971 | Max Castrillon | 42.60 | 9 | B Min | BB: 41.29 (+1.31s | 3.1%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 1972 | Reed Bohac | 42.60 | 9 | B Min | BB: 41.29 (+1.31s | 3.1%) | Houston Hydra | 01/10/2025 | MAC 2025 Neon New Year Meet | |
| 1973 | Truxtun Siegel | 42.60 | 9 | B Min | BB: 41.29 (+1.31s | 3.1%) | Jbarracudas Swim Team | 10/03/2026 | 2026 SI CAST Pentathlon October 3 | |
| 1974 | Benjamin Soli | 42.60 | 8 | B Min | BB: 41.29 (+1.31s | 3.1%) | Pompano Beach Piranhas | 10/02/2026 | 2026 Speedo SOFLO Distance Challenge | |
| 1975 | Bastian Holsaeter | 42.60 | 9 | B Min | BB: 41.29 (+1.31s | 3.1%) | Kamehameha Swim Club | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 1976 | Thomas Bangert | 42.62 | 9 | B Min | BB: 41.29 (+1.33s | 3.1%) | All Star Aquatics | 03/20/2026 | March Madness 2026 | |
| 1977 | Duke Neligan | 42.62 | 9 | B Min | BB: 41.29 (+1.33s | 3.1%) | South Lyon Aquatics | 02/27/2026 | 2026 Junior Cup | |
| 1978 | Spencer Madriaga | 42.62 | 9 | B Min | BB: 41.29 (+1.33s | 3.1%) | Dart Swimming | 09/26/2026 | 2026 CCA Spook Tacular | |
| 1979 | Oliver Cheng | 42.63 | 9 | B Min | BB: 41.29 (+1.34s | 3.1%) | Badger Swim Club,Inc. | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 1980 | Alex Broady | 42.63 | 10 | B Min | BB: 41.29 (+1.34s | 3.1%) | North Lexington YMCA | 10/10/2026 | 2026 Tsunami Fall Invitational | |
| 1981 | Beckett Hudson | 42.64 | 9 | B Min | BB: 41.29 (+1.35s | 3.2%) | Sailfish | 09/18/2026 | 2026 ST AQTX Round Rock Unclassified | |
| 1982 | Graham Davis | 42.65 | 10 | B Min | BB: 41.29 (+1.36s | 3.2%) | Quince Orchard Swim Academy | 10/25/2025 | 2025 PAC 10 Under RockHopper Penguin Meet | |
| 1983 | George Mergeani | 42.65 | 9 | B Min | BB: 41.29 (+1.36s | 3.2%) | Aquatic Team Of Mecklenburg | 01/10/2026 | ATOM Frosty Invitational 2026 | |
| 1984 | Jason Shen | 42.66 | 9 | B Min | BB: 41.29 (+1.37s | 3.2%) | Long Island Aquatic Club | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 1985 | Nolan Bocan | 42.66 | 8 | B Min | BB: 41.29 (+1.37s | 3.2%) | Enfinity Aquatic Club | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 1986 | Maxwell Maser | 42.66 | 9 | B Min | BB: 41.29 (+1.37s | 3.2%) | Southwest Stars Swim Club | 09/12/2026 | 2026 Elizabeth Kazeck Fall Sprint | |
| 1987 | Russell Wagner | 42.66 | 9 | B Min | BB: 41.29 (+1.37s | 3.2%) | Planet Swim Aquatics | 09/20/2026 | 2026 Planet Swim Season Opener | |
| 1988 | Ian Zhang | 42.67 | 10 | B Min | BB: 41.29 (+1.38s | 3.2%) | Apex | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 1989 | Oxlyn Lystad | 42.67 | 9 | B Min | BB: 41.29 (+1.38s | 3.2%) | Red Wing Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 1990 | Kevin Shih | 42.68 | 9 | B Min | BB: 41.29 (+1.39s | 3.3%) | Rockville Montgomery Swim Club | 11/08/2025 | 2025 Autumn Mini Meet | |
| 1991 | Oliver Heavrin | 42.68 | 9 | B Min | BB: 41.29 (+1.39s | 3.3%) | Eagle Swimming Association | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | |
| 1992 | Nash King | 42.68 | 9 | B Min | BB: 41.29 (+1.39s | 3.3%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 1993 | Jonas Inscoe | 42.68 | 9 | B Min | BB: 41.29 (+1.39s | 3.3%) | Waterloo Swimming | 02/01/2026 | 2026 ST WLOO February Splash | |
| 1994 | Lucas Wang | 42.68 | 10 | B Min | BB: 41.29 (+1.39s | 3.3%) | DeAnza Cupertino Aquatics | 10/03/2026 | 2026 De Anza Cupertino Aquatics SC CBA Meet | |
| 1995 | Max Peterson | 42.70 | 10 | B Min | BB: 41.29 (+1.41s | 3.3%) | Cottonwood Heights Aquatics | 10/24/2025 | 2025 CHAT SDAT October Dual | |
| 1996 | Declan Harris | 42.70 | 10 | B Min | BB: 41.29 (+1.41s | 3.3%) | Southeast Tennessee Swimming | 10/17/2026 | 2026 MCC October Invite Copied | |
| 1997 | Scott Maley | 42.72 | 10 | B Min | BB: 41.29 (+1.43s | 3.3%) | Rochester Swim Club | 02/27/2026 | 2026 MN RSC Minnesota Regional Championship | |
| 1998 | Calvin Kummer | 42.72 | 9 | B Min | BB: 41.29 (+1.43s | 3.3%) | Aquatic Team Of Mecklenburg | 07/21/2026 | ATOM Summer Speed 2025 Copied | |
| 1999 | Mikhail Lagzdin | 42.72 | 9 | B Min | BB: 41.29 (+1.43s | 3.3%) | Olympic Cascade Aquatics | 02/27/2026 | 2026 PN February AGI, Div 3 Approved | |
| 2000 | Benjamin Fikhman | 42.73 | 8 | B Min | BB: 41.29 (+1.44s | 3.4%) | Pacific Swim | 10/17/2026 | 2026 SI SBA All Ages NTS 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.