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 | |
|---|---|---|---|---|---|---|---|---|---|
| 951 | Nathaniel Herman | 38.51 | 10 | BB Min | A: 37.59 (+0.92s | 2.4%) | Lynchburg YMCA Swim Team | 03/19/2026 | 2026 USRY Short Course Champs | |
| 952 | Dylan Lenois | 38.51 | 8 | BB Min | A: 37.59 (+0.92s | 2.4%) | Badger Swim Club,Inc. | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 953 | Austin Xue | 38.51 | 10 | BB Min | A: 37.59 (+0.92s | 2.4%) | Waterloo Swimming | 01/09/2026 | 2026 ST TXLA New Year S Classic Invite | |
| 954 | Keith Guo | 38.51 | 9 | BB Min | A: 37.59 (+0.92s | 2.4%) | Pacific Dragons Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 955 | Benjamin Idziak | 38.52 | 9 | BB Min | A: 37.59 (+0.93s | 2.4%) | Livonia Community Swim Club | 01/31/2026 | 2026 Guppy Bowl | |
| 956 | Brooks Switaj | 38.52 | 9 | BB Min | A: 37.59 (+0.93s | 2.4%) | Bellevue Club Swim Team | 11/22/2025 | 2025 PN November AGI, Div 3 (UPAC) | |
| 957 | Maxwell Shaw | 38.53 | 10 | BB Min | A: 37.59 (+0.94s | 2.4%) | Bluefish Swim Club | 02/08/2026 | 2026 NE ABF ME February Frolic | |
| 958 | Nicholas Rodriguez | 38.53 | 10 | BB Min | A: 37.59 (+0.94s | 2.4%) | Hampton Virginia Current | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 959 | Micah Kusbel | 38.53 | 10 | BB Min | A: 37.59 (+0.94s | 2.4%) | Alamo Area Aquatic Association | 01/16/2026 | 2026 ST NTRO Winter Prelim Final Invite | |
| 960 | Alexander Wu | 38.54 | 10 | BB Min | A: 37.59 (+0.95s | 2.5%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 961 | Grant Ley | 38.54 | 9 | BB Min | A: 37.59 (+0.95s | 2.5%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 962 | Keller Kirkpatrick | 38.54 | 9 | BB Min | A: 37.59 (+0.95s | 2.5%) | Lake Oswego Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 963 | Ryder Van Volkinburg | 38.55 | 10 | BB Min | A: 37.59 (+0.96s | 2.5%) | Mountainside | 02/14/2025 | 2025 OR HS 6a 2 | |
| 964 | Meron Tsegai | 38.55 | 9 | BB Min | A: 37.59 (+0.96s | 2.5%) | Nation\\\\\\'s Capital Swim Club | 12/05/2025 | 2025 VSTP Ice Breaker Invitational | |
| 965 | Quinn Cobb | 38.55 | 10 | BB Min | A: 37.59 (+0.96s | 2.5%) | Foxjets Swim Team | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 966 | Nguyen Tran | 38.55 | 9 | BB Min | A: 37.59 (+0.96s | 2.5%) | Olympic Cascade Aquatics | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 967 | Andrei Emelianov | 38.55 | 10 | BB Min | A: 37.59 (+0.96s | 2.5%) | Nitro Swimming | 11/22/2025 | 2025 ST NTRO November Invite | |
| 968 | Isaac Li | 38.56 | 9 | BB Min | A: 37.59 (+0.97s | 2.5%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 969 | Mylan Ambotas | 38.56 | 10 | BB Min | A: 37.59 (+0.97s | 2.5%) | Empire Swimming | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 970 | Anderson Bradley | 38.56 | 10 | BB Min | A: 37.59 (+0.97s | 2.5%) | Coastal Machine Aquatics Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 971 | Everett Greenstreet | 38.56 | 9 | BB Min | A: 37.59 (+0.97s | 2.5%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 972 | Arlo Nagy | 38.56 | 9 | BB Min | A: 37.59 (+0.97s | 2.5%) | Minnetonka Swim Club | 10/02/2026 | 2026 MN RSC Fall Pentathlon | |
| 973 | Nicholas Medina | 38.56 | 10 | BB Min | A: 37.59 (+0.97s | 2.5%) | Laker Swim | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 974 | Alistair Jiang | 38.56 | 10 | BB Min | A: 37.59 (+0.97s | 2.5%) | Clifton Seahawks | 10/17/2026 | 2026 EEX RU Scared Yet | |
| 975 | Matthew Siritipakul | 38.57 | 9 | BB Min | A: 37.59 (+0.98s | 2.5%) | Twisters Swim Club | 01/24/2026 | 2026 MR FLY Fran Schnarr Sprint Pentathlon Me | |
| 976 | Vito Figueroa | 38.57 | 10 | BB Min | A: 37.59 (+0.98s | 2.5%) | Los Angeles Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 977 | Fletcher Sumner | 38.57 | 10 | BB Min | A: 37.59 (+0.98s | 2.5%) | Denver Swim Academy | 10/10/2026 | 2026 CO FST Swim Pink | |
| 978 | Lucas Jaranilla | 38.58 | 10 | BB Min | A: 37.59 (+0.99s | 2.6%) | Garden Grove Aquatics | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 979 | Ethan Agresta | 38.58 | 10 | BB Min | A: 37.59 (+0.99s | 2.6%) | New Jersey Race Club | 01/10/2026 | 2026 PTAC Tiger Invitational | |
| 980 | Elias Bailey | 38.58 | 10 | BB Min | A: 37.59 (+0.99s | 2.6%) | Raleigh Swimming Association | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 981 | Giovanni Mazzariello | 38.59 | 10 | BB Min | A: 37.59 (+1.00s | 2.6%) | New Jersey Race Club | 01/10/2026 | 2026 PTAC Tiger Invitational | |
| 982 | Anrui Yue | 38.59 | 9 | BB Min | A: 37.59 (+1.00s | 2.6%) | Gator Swim Club | 10/09/2026 | 2026 FAST Pumpkin Plunge | |
| 983 | Jett Manion | 38.59 | 10 | BB Min | A: 37.59 (+1.00s | 2.6%) | Huntsville Swim Association | 12/05/2025 | 2025 Holiday Classic | |
| 984 | Willis Wei | 38.60 | 9 | BB Min | A: 37.59 (+1.01s | 2.6%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 985 | Evan Yue | 38.60 | 10 | BB Min | A: 37.59 (+1.01s | 2.6%) | Nation\\\\\\'s Capital Swim Club | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 986 | Zachary Anderson | 38.60 | 9 | BB Min | A: 37.59 (+1.01s | 2.6%) | Razor Aquatics | 05/22/2026 | 2026 ISCA National Diversity Swim Champ | |
| 987 | Henry Bresson | 38.60 | 10 | BB Min | A: 37.59 (+1.01s | 2.6%) | Chinook Aquatic Club | 12/12/2025 | 2025 PN 14 Under Short Course Champs Approved | |
| 988 | Zane Seifel | 38.60 | 10 | BB Min | A: 37.59 (+1.01s | 2.6%) | Treasure Coast Aquatics | 10/10/2026 | TCSC Fall Invitational | |
| 989 | Andrew Radlicz | 38.61 | 9 | BB Min | A: 37.59 (+1.02s | 2.6%) | Life Time Mid Atlantic Swim Te | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 990 | Arik Ekkaia | 38.61 | 8 | BB Min | A: 37.59 (+1.02s | 2.6%) | Aquajets Swim Team | 09/26/2026 | 2026 MN AQJT Splash Into The Season | |
| 991 | Nathaniel Kane | 38.61 | 10 | BB Min | A: 37.59 (+1.02s | 2.6%) | Metro Area Life Time | 10/17/2026 | 2026 EEX RU Scared Yet | |
| 992 | Arthur Sheehan | 38.62 | 10 | BB Min | A: 37.59 (+1.03s | 2.7%) | Jersey Wahoos | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 993 | Ishaan Pandey | 38.62 | 10 | BB Min | A: 37.59 (+1.03s | 2.7%) | Anglerfish Aquatics | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 994 | Jacob Fischer | 38.62 | 9 | BB Min | A: 37.59 (+1.03s | 2.7%) | Greater Pensacola Aquatic Club | 02/13/2026 | 2026 SES Region 4 Championships | |
| 995 | Felician Perski Smaluch | 38.62 | 10 | BB Min | A: 37.59 (+1.03s | 2.7%) | Jupiter Dragons Swim Team | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 996 | Marcus Jensen | 38.63 | 10 | BB Min | A: 37.59 (+1.04s | 2.7%) | Voltage Aquatics | 12/06/2025 | Reindeer Games 2025 | |
| 997 | Jayden Li | 38.63 | 9 | BB Min | A: 37.59 (+1.04s | 2.7%) | Crimson Aquatics | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 998 | Avery Gropp | 38.63 | 10 | BB Min | A: 37.59 (+1.04s | 2.7%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 999 | Wyatt Parsons | 38.64 | 10 | BB Min | A: 37.59 (+1.05s | 2.7%) | Mount Desert Island YMCA ST | 02/27/2026 | 2026 NE Maine State Y Championships | |
| 1000 | John Golightly | 38.64 | 9 | BB Min | A: 37.59 (+1.05s | 2.7%) | Indian River Aquatics | 06/26/2026 | 2026 Summer Area 6 Champs | |
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.