USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3951 | Carter Dooley | 58.64 | 9 | B: 55.39 (+3.25s | 5.5%) | SwimMAC Carolina | 07/24/2026 | 2026 NC SwimMAC LC Summer Sun Sational | ||
| 3952 | Ethan Totman | 58.64 | 9 | B: 55.39 (+3.25s | 5.5%) | YMCA of the Triangle Area Swim | 04/24/2026 | 2026 RSA Warm Up To LC Copied Copied | ||
| 3953 | Huck Ling | 58.64 | 8 | B: 55.39 (+3.25s | 5.5%) | The Olympic Club | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 3954 | Carson Cradick | 58.65 | 9 | B: 55.39 (+3.26s | 5.6%) | Rochester Swim Club | 05/02/2026 | 2026 MN RSC Pentathlon | ||
| 3955 | Lucas Tolkoff | 58.66 | 9 | B: 55.39 (+3.27s | 5.6%) | Crimson Aquatics | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | ||
| 3956 | Evan Gerasimov | 58.66 | 10 | B: 55.39 (+3.27s | 5.6%) | Hockomock Area YMCA Lightning | 06/06/2026 | 2026 NE KING CAC Almost Summer Invite | ||
| 3957 | Rhett Berdzar | 58.66 | 9 | B: 55.39 (+3.27s | 5.6%) | Cortez Water Dragons | 07/10/2026 | 2026 CO Western Slope League Championships | ||
| 3958 | Hreyansh Agarwal | 58.66 | 9 | B: 55.39 (+3.27s | 5.6%) | Sunrise Swimming | 06/06/2026 | 18th Annual LC NPB Summer Kickoff | ||
| 3959 | Levi Magnusson | 58.67 | 9 | B: 55.39 (+3.28s | 5.6%) | Desert Shark Swim Club | 06/12/2026 | 2026 BD DSSC Poppas Day | ||
| 3960 | Lucas Le-Valdoz | 58.67 | 9 | B: 55.39 (+3.28s | 5.6%) | Cali Piranha Swim Team | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | ||
| 3961 | Christian Teehan | 58.67 | 10 | B: 55.39 (+3.28s | 5.6%) | Fast Falcons | 05/15/2026 | 2026 FAST May Invite | ||
| 3962 | Marc Bullio | 58.68 | 10 | B: 55.39 (+3.29s | 5.6%) | Crimson Aquatics | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 3963 | Reid Mitchell | 58.70 | 10 | B: 55.39 (+3.31s | 5.6%) | Greenwood Tiger Sharks | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 3964 | Theodore Janson | 58.70 | 10 | B: 55.39 (+3.31s | 5.6%) | Central Minnesota Aquatics | 06/13/2025 | 2025 SD Aberdeen Summer High Point Swim Meet | ||
| 3965 | Juden Connor | 58.70 | 8 | B: 55.39 (+3.31s | 5.6%) | Lakeridge Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | ||
| 3966 | Oxlyn Lystad | 58.71 | 9 | B: 55.39 (+3.32s | 5.7%) | Red Wing Swim Club | 07/11/2026 | 2026 MN BAC Last Chance Invitational | ||
| 3967 | Iaroslav Kharlamov | 58.71 | 9 | B: 55.39 (+3.32s | 5.7%) | Highlands Ranch Aquatics | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 3968 | Theodore Cois | 58.73 | 8 | B: 55.39 (+3.34s | 5.7%) | Life Time Oregon Swim Team | 06/12/2026 | 2026 THSC June Open | ||
| 3969 | Daniel Volynets | 58.73 | 10 | B: 55.39 (+3.34s | 5.7%) | Swim Fort Lauderdale | 05/15/2026 | 2026 Gulliver LCM Summer Classic | ||
| 3970 | Leif Ma | 58.73 | 9 | B: 55.39 (+3.34s | 5.7%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 3971 | Michael Wallis | 58.73 | 10 | B: 55.39 (+3.34s | 5.7%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | ||
| 3972 | Henry Seay | 58.73 | 8 | B: 55.39 (+3.34s | 5.7%) | Memphis Thunder Aquatic Club | 05/29/2026 | 2026 Spring Invitational | ||
| 3973 | Joao Barretto | 58.74 | 9 | B: 55.39 (+3.35s | 5.7%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | ||
| 3974 | Theodore Daines | 58.74 | 10 | B: 55.39 (+3.35s | 5.7%) | Olympus Aquatics | 06/06/2025 | Speed Lake City 2025 | ||
| 3975 | Ryan Hou | 58.76 | 8 | B: 55.39 (+3.37s | 5.7%) | Scarlet Aquatics | 05/30/2026 | 2026 Scarlet Heat Madness | ||
| 3976 | Walter Butts | 58.76 | 9 | B: 55.39 (+3.37s | 5.7%) | AC Swim Club | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 3977 | Everett Moore | 58.77 | 9 | B: 55.39 (+3.38s | 5.8%) | Gold\\\\\\'s Aquatics Club (Camas) | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | ||
| 3978 | Nikolai Voroshchuk | 58.77 | 8 | B: 55.39 (+3.38s | 5.8%) | Fox Swim Club | 07/24/2026 | 2026 Maryland Long Course Junior Championship | ||
| 3979 | Haomiao Zhuang | 58.78 | 8 | B: 55.39 (+3.39s | 5.8%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 3980 | Rexx Yu | 58.78 | 9 | B: 55.39 (+3.39s | 5.8%) | Burlingame Aquatics | 06/20/2026 | Alto Summer Swelter | ||
| 3981 | Edwin Spreen | 58.79 | 8 | B: 55.39 (+3.40s | 5.8%) | Greater Columbus Swim Tm Of Oh | 07/10/2026 | 2026 OH Central LC Regional Champs | ||
| 3982 | Alan Mateo | 58.79 | 9 | B: 55.39 (+3.40s | 5.8%) | Florida Atlantic Aquatics | 06/06/2026 | 18th Annual LC NPB Summer Kickoff | ||
| 3983 | Changtian Xia | 58.80 | 8 | B: 55.39 (+3.41s | 5.8%) | Tri Valley Aquatics | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | ||
| 3984 | Aksel Sauder | 58.81 | 8 | B: 55.39 (+3.42s | 5.8%) | Boise Swim Club | 05/16/2025 | 2025 Spring Fling LC Invitational | ||
| 3985 | John Perleberg | 58.81 | 10 | B: 55.39 (+3.42s | 5.8%) | Prairie Rose Aquatics | 06/14/2024 | 2024 SD Aberdeen Summer High Point Swim Meet | ||
| 3986 | George Zidon | 58.81 | 9 | B: 55.39 (+3.42s | 5.8%) | Hastings Area Swim Team | 06/05/2026 | 2026 MN NSAC Summer Invite | ||
| 3987 | Blaize Teague | 58.82 | 7 | B: 55.39 (+3.43s | 5.8%) | Old North State Aquatics | 06/05/2026 | STAR Andrew E Hartle Invitational | ||
| 3988 | Stephen Lee | 58.82 | 8 | B: 55.39 (+3.43s | 5.8%) | Chinook Aquatic Club | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 3989 | Jihwan Kwon | 58.82 | 7 | B: 55.39 (+3.43s | 5.8%) | Memphis Thunder Aquatic Club | 04/24/2026 | 2026 Thunder IMX Meet LC 24Apr2026 Memphis Thunder Aquatic Club | ||
| 3990 | Kade Merwin | 58.83 | 10 | B: 55.39 (+3.44s | 5.8%) | Crimson Aquatics | 05/16/2026 | 2026 NE CS Spring Fever | ||
| 3991 | Samuel Erickson | 58.83 | 7 | B: 55.39 (+3.44s | 5.8%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | ||
| 3992 | Yarden Hershkovitz | 58.83 | 10 | B: 55.39 (+3.44s | 5.8%) | Karishim Swim Club | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | ||
| 3993 | Judah Carver | 58.83 | 8 | B: 55.39 (+3.44s | 5.8%) | Saint Petersburg Aquatics | 06/26/2026 | 2026 SPA S SEMINOLE SUNRISE LANES SWIM MEET | ||
| 3994 | Ryan Ye | 58.83 | 10 | B: 55.39 (+3.44s | 5.8%) | Walnut Creek Aquabears | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 3995 | Levi Jacobs | 58.84 | 9 | B: 55.39 (+3.45s | 5.9%) | Hickam Hurricanes | 06/06/2026 | 2026 15th Annual Wada Rainbow Invitational | ||
| 3996 | Jean Saenz-Pazmino | 58.86 | 8 | B: 55.39 (+3.47s | 5.9%) | Indian River Aquatics | 06/13/2026 | 2026 TCA Aaron Vaughn Memorial | ||
| 3997 | John Hoesch | 58.86 | 10 | B: 55.39 (+3.47s | 5.9%) | Olympus Aquatics | 06/27/2025 | 2nd Annual Water Dragon Open | ||
| 3998 | Marcus Zhang | 58.89 | 9 | B: 55.39 (+3.50s | 5.9%) | Scarlet Aquatics | 05/30/2026 | 2026 Scarlet Heat Madness | ||
| 3999 | Sage McGoogan | 58.89 | 9 | B: 55.39 (+3.50s | 5.9%) | Portland Aquatic Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | ||
| 4000 | Gareth Jiang | 58.90 | 7 | B: 55.39 (+3.51s | 6.0%) | Arctic Aquatics | 06/12/2026 | 2026 NE CS Summer Solstice | ||
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.