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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1951 | Jakob Lipscomb | 33.40 | 10 | BB Min | A: 31.09 (+2.31s | 6.9%) | Watauga Swim Team | 02/14/2026 | 12th Annual Chris Peterson Invitational | |
| 1952 | Maxim Yasinskyy | 33.40 | 10 | BB Min | A: 31.09 (+2.31s | 6.9%) | Marks Jch Stingrays | 11/15/2025 | 2025 MR FREE Freedom IMX Challenge | |
| 1953 | Preston Bush | 33.40 | 9 | BB Min | A: 31.09 (+2.31s | 6.9%) | Caldera | 02/13/2026 | 2026 OR HS 5A 4 | |
| 1954 | Richard Eliason | 33.41 | 10 | BB Min | A: 31.09 (+2.32s | 6.9%) | Lincoln Y Dolphins | 11/09/2025 | 2025 MW App LYD Y ThankSwimming | |
| 1955 | Finn Reutter | 33.41 | 9 | BB Min | A: 31.09 (+2.32s | 6.9%) | Sporting Jax Aquatic Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 1956 | Sebastian Diaz | 33.41 | 10 | BB Min | A: 31.09 (+2.32s | 6.9%) | H2okie Aquatics | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 1957 | Bennett Bianchi | 33.41 | 9 | BB Min | A: 31.09 (+2.32s | 6.9%) | Commonwealth Swimming | 03/13/2026 | 2026 NE NSSC NE Cup Championship | |
| 1958 | Favio Caceres | 33.42 | 10 | BB Min | A: 31.09 (+2.33s | 7.0%) | Carpet Capital Aquatics Club | 10/17/2025 | 2025 MCC October Invite | |
| 1959 | Declan Sederholm | 33.42 | 10 | BB Min | A: 31.09 (+2.33s | 7.0%) | Hilltop Aquatic Swim Team | 10/15/2025 | 2025 UT HAST Monster Mash Meet | |
| 1960 | Hayden Baltazar | 33.42 | 5 | BB Min | A: 31.09 (+2.33s | 7.0%) | Livermore AquaCowboys | 09/27/2025 | PC LAC C B BB | |
| 1961 | Yadier Cruz-Cruz | 33.43 | 9 | BB Min | A: 31.09 (+2.34s | 7.0%) | Mississippi Makos Swim Team | 03/06/2026 | Speedo Southern Premier | |
| 1962 | Luke Chaikriangkrai | 33.43 | 9 | BB Min | A: 31.09 (+2.34s | 7.0%) | Pro Swimming | 05/30/2026 | 2026 PN Pro Summer Pentathlon Approved | |
| 1963 | Christian Schafer | 33.43 | 10 | BB Min | A: 31.09 (+2.34s | 7.0%) | Lone Star Aquatic Club | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | |
| 1964 | Henry Kyles | 33.43 | 10 | BB Min | A: 31.09 (+2.34s | 7.0%) | Bellingham Bay Swim Team | 07/11/2026 | 2026 BBST Final Summer Splash Invite Approved | |
| 1965 | Judah Callaway Coy | 33.43 | 9 | BB Min | A: 31.09 (+2.34s | 7.0%) | South Florida Aquatic Club | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 1966 | Mark Ruiz | 33.43 | 10 | BB Min | A: 31.09 (+2.34s | 7.0%) | Gbsa - Greater Baltimore Swim | 11/14/2025 | GBSA 2025 Thanksgiving Swim Fest | |
| 1967 | Micah Bright | 33.44 | 10 | BB Min | A: 31.09 (+2.35s | 7.0%) | City of Mobile Swim Associatio | 11/21/2025 | 2025 GPAC Gravy Bowl Invitational | |
| 1968 | Anthony Militano | 33.44 | 10 | BB Min | A: 31.09 (+2.35s | 7.0%) | Empire Swimming | 02/20/2026 | 2026 MR Silvers North Championship YMID | |
| 1969 | Romeo Ottaviano | 33.44 | 9 | BB Min | A: 31.09 (+2.35s | 7.0%) | Sarasota Sharks | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 1970 | Watson She | 33.44 | 10 | BB Min | A: 31.09 (+2.35s | 7.0%) | Bellevue Club Swim Team | 03/06/2026 | 2026 BBST Seize The Day Invitational | |
| 1971 | Jayden Zhen | 33.44 | 10 | BB Min | A: 31.09 (+2.35s | 7.0%) | Adrienne C Nelson | 02/15/2025 | 2025 OR HS 6a 4 | |
| 1972 | Jarvis Qu | 33.44 | 9 | BB Min | A: 31.09 (+2.35s | 7.0%) | Mission Viejo Nadadores | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 1973 | Adam Kao | 33.44 | 10 | BB Min | A: 31.09 (+2.35s | 7.0%) | Life Time Oregon Swim Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 1974 | Ali Abolfadl | 33.45 | 9 | BB Min | A: 31.09 (+2.36s | 7.1%) | Olympic Cascade Aquatics | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 1975 | Varun Tallury | 33.45 | 9 | BB Min | A: 31.09 (+2.36s | 7.1%) | South Lyon | 02/27/2026 | 2026 LVC Championship | |
| 1976 | Jude Jeon | 33.45 | 9 | BB Min | A: 31.09 (+2.36s | 7.1%) | Washingtonians Swim Club | 12/21/2025 | 2025 PAC 10 U Reindeer Games | |
| 1977 | Ivan Clark | 33.45 | 10 | BB Min | A: 31.09 (+2.36s | 7.1%) | Roseburg High School | 02/14/2025 | 2025 OR HS 6A 7 | |
| 1978 | Max Bentley | 33.45 | 9 | BB Min | A: 31.09 (+2.36s | 7.1%) | Nelson | 02/13/2026 | 2026 OR HS 6A 4 | |
| 1979 | Henry Truax | 33.45 | 10 | B: 32.79 (+0.66s | 2.0%) | Mecklenburg Swim Association | 03/20/2026 | 2026 STAR Tar Heel States | ||
| 1980 | Cyrus Yang | 33.46 | 10 | BB Min | A: 31.09 (+2.37s | 7.1%) | Quicksilver Swimming | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 1981 | Alexander Wong | 33.46 | 10 | BB Min | A: 31.09 (+2.37s | 7.1%) | Mariner High School | 10/13/2025 | Lee County Athletic Conference Copied | |
| 1982 | Hunter Jorgensen | 33.46 | 10 | BB Min | A: 31.09 (+2.37s | 7.1%) | Farmingdale Aquatics | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 1983 | Skyler Houck | 33.46 | 9 | BB Min | A: 31.09 (+2.37s | 7.1%) | King Aquatic Club | 01/31/2026 | 2026 PN KING Beast IMX IMR Invitational Appr | |
| 1984 | Richmond Inger | 33.46 | 10 | BB Min | A: 31.09 (+2.37s | 7.1%) | Grosse Pointe Gators | 10/18/2025 | Romp In The Swamp Knockout Edition | |
| 1985 | Christopher Laczynski | 33.47 | 10 | BB Min | A: 31.09 (+2.38s | 7.1%) | Summerville Family YMCA | 03/19/2026 | 2026 USRY Short Course Champs | |
| 1986 | Andrei Talalay | 33.47 | 9 | BB Min | A: 31.09 (+2.38s | 7.1%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 1987 | Bradley Schrantz | 33.47 | 10 | BB Min | A: 31.09 (+2.38s | 7.1%) | Patriot Aquatics | 07/25/2026 | 2026 FL Summer Area 2 Championships Working | |
| 1988 | Evan Hou | 33.47 | 10 | BB Min | A: 31.09 (+2.38s | 7.1%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 1989 | Adelynn Spurlin | 33.47 | 10 | BB Min | A: 31.09 (+2.38s | 7.1%) | North Jeffco Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 1990 | Austin John | 33.47 | 10 | BB Min | A: 31.09 (+2.38s | 7.1%) | Potomac Marlins | 02/20/2026 | 2026 FXFX Forty Niner | |
| 1991 | Jackson Collier | 33.47 | 10 | BB Min | A: 31.09 (+2.38s | 7.1%) | Cypress Fairbanks Swim Club | 12/20/2024 | 2024 Gulf Fall Champs (KATY) | |
| 1992 | Lucas Shan | 33.48 | 10 | BB Min | A: 31.09 (+2.39s | 7.1%) | Legacy Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 1993 | Wyatt Yawn | 33.48 | 9 | BB Min | A: 31.09 (+2.39s | 7.1%) | Tide Swimming | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 1994 | Andy McCutchen | 33.48 | 9 | BB Min | A: 31.09 (+2.39s | 7.1%) | Gsa | 11/15/2025 | 2025 John Dewey Invitational | |
| 1995 | Ashton Yang | 33.48 | 10 | BB Min | A: 31.09 (+2.39s | 7.1%) | Southwest Stars Swim Club | 02/21/2026 | 2026 SLAC Last Chance To Dance Invitational | |
| 1996 | DeMario Cruz-Webb | 33.48 | 9 | BB Min | A: 31.09 (+2.39s | 7.1%) | Saluki Swim Club | 02/27/2026 | Ozark Division I Championship | |
| 1997 | Mario Aoki | 33.48 | 9 | BB Min | A: 31.09 (+2.39s | 7.1%) | Falfins Swimming | 01/23/2026 | 2026 CO FAST Winter Open | |
| 1998 | Johnathan Rudd | 33.49 | 10 | BB Min | A: 31.09 (+2.40s | 7.2%) | Jupiter Dragons Swim Team | 01/24/2026 | 2026 TCA Winter Open | |
| 1999 | William Fry | 33.49 | 9 | BB Min | A: 31.09 (+2.40s | 7.2%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 2000 | Owen Kramer | 33.49 | 10 | BB Min | A: 31.09 (+2.40s | 7.2%) | New Wave Swim Team | 01/16/2026 | 2026 RSA Winter Tri | |
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.