Eastern Zone Zone Boys 10 & under - 50 Y Breast
These rankings show the swimmers' placement within their Zone.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 901 | Theo Sergeev | 51.25 | 9 | B Min | BB: 47.69 (+3.56s | 6.9%) | Freedom Aquatics | 11/15/2025 | 2025 MR FREE Freedom IMX Challenge | |
| 902 | Rowan Payne | 51.26 | 9 | B Min | BB: 47.69 (+3.57s | 7.0%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 903 | Ethan Zhao | 51.29 | 9 | B Min | BB: 47.69 (+3.60s | 7.0%) | Phoenix Swimming | 01/02/2026 | 2026 NE INST ABF Blizzard Classic | |
| 904 | William Gremp | 51.31 | 10 | B Min | BB: 47.69 (+3.62s | 7.1%) | Westport Weston Family YMCA Wa | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 905 | Benjamin Fobbs | 51.31 | 10 | B Min | BB: 47.69 (+3.62s | 7.1%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 906 | Nico Melchor Trajani | 51.32 | 10 | B Min | BB: 47.69 (+3.63s | 7.1%) | Atlantis Aquatics | 03/20/2026 | 2026 NE ORO TSSA Champs | |
| 907 | Isaac Fidelman | 51.32 | 9 | B Min | BB: 47.69 (+3.63s | 7.1%) | 92ny Flying Dolphins | 09/27/2025 | 2025 MR SSC TYR September Sprint Invitational | |
| 908 | Matthew Daus | 51.32 | 10 | B Min | BB: 47.69 (+3.63s | 7.1%) | Machine Aquatics | 10/04/2025 | 2025 Harvest Moon Invitational | |
| 909 | Nolan Li | 51.32 | 10 | B Min | BB: 47.69 (+3.63s | 7.1%) | X-Cel Swimming | 01/31/2026 | 2026 CAT Cougar Snow Storm | |
| 910 | Jordan Dong | 51.34 | 9 | B Min | BB: 47.69 (+3.65s | 7.1%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 911 | Timothy Shishko | 51.35 | 9 | B Min | BB: 47.69 (+3.66s | 7.1%) | Hauppauge Swimming | 10/26/2025 | 2025 MR HAUP Halloween Meet | |
| 912 | Yien Dai | 51.35 | 10 | B Min | BB: 47.69 (+3.66s | 7.1%) | Edge Swim Club | 01/04/2026 | 2026 NE UVAC CVI Invitational | |
| 913 | Anderson Yu | 51.35 | 10 | B Min | BB: 47.69 (+3.66s | 7.1%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 914 | Eric Chow | 51.36 | 9 | B Min | BB: 47.69 (+3.67s | 7.1%) | Quince Orchard Swim Academy | 03/20/2026 | 2026 RMSC Spring Finale | |
| 915 | Eli Supowit | 51.36 | 10 | B Min | BB: 47.69 (+3.67s | 7.1%) | All Star Aquatics | 11/14/2025 | 2025PV November Open Fairland | |
| 916 | Oliver NG | 51.36 | 10 | B Min | BB: 47.69 (+3.67s | 7.1%) | Long Island Express | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 917 | Edward Lee | 51.38 | 10 | B Min | BB: 47.69 (+3.69s | 7.2%) | Potomac Marlins | 01/17/2026 | PVS January Open 2026 PWCS | |
| 918 | Hunter Bloomfield | 51.39 | 9 | B Min | BB: 47.69 (+3.70s | 7.2%) | Machine Aquatics | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 919 | Arlo Cashion | 51.39 | 10 | B Min | BB: 47.69 (+3.70s | 7.2%) | Annapolis Swim Club | 02/13/2026 | 2026 ASA President S Day Classic | |
| 920 | Joe Karaki | 51.40 | 9 | B Min | BB: 47.69 (+3.71s | 7.2%) | Swim Tech | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 921 | Nolan Templeman | 51.40 | 10 | B Min | BB: 47.69 (+3.71s | 7.2%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 922 | Hiro Johansen | 51.42 | 9 | B Min | BB: 47.69 (+3.73s | 7.3%) | Brooklyn Stingrays | 11/01/2025 | 2025 MR TRI Fall SCY Invitational | |
| 923 | Andrew Hu | 51.42 | 10 | B Min | BB: 47.69 (+3.73s | 7.3%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 924 | Alexander Tong | 51.42 | 9 | B Min | BB: 47.69 (+3.73s | 7.3%) | Revolution Swim Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 925 | Alexander Vonberger | 51.42 | 10 | B Min | BB: 47.69 (+3.73s | 7.3%) | Aqua Culture Swim School | 12/06/2025 | 2025 PAC 11 Over Snow Globe Champs | |
| 926 | Ethan Cronin | 51.43 | 8 | B Min | BB: 47.69 (+3.74s | 7.3%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 927 | Bennett Rhodes | 51.43 | 10 | B Min | BB: 47.69 (+3.74s | 7.3%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 RAYS Nutcracker Classic Copied | |
| 928 | Aiden Chavarria | 51.45 | 8 | B Min | BB: 47.69 (+3.76s | 7.3%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 929 | Oliver Rutz | 51.46 | 9 | B Min | BB: 47.69 (+3.77s | 7.3%) | Retriever Aquatic Club | 10/17/2025 | 2025 NBAC Fall Fastival Meet | |
| 930 | Vance Miller | 51.46 | 10 | B Min | BB: 47.69 (+3.77s | 7.3%) | Poseidon Swimming Inc | 12/05/2025 | NOVA December Dip | |
| 931 | Mark Batrakoff | 51.47 | 8 | B Min | BB: 47.69 (+3.78s | 7.3%) | Freedom Aquatics | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 932 | Carter McCluskey | 51.47 | 10 | B Min | BB: 47.69 (+3.78s | 7.3%) | Anglerfish Aquatics | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 933 | Lincoln Hunt | 51.48 | 9 | B Min | BB: 47.69 (+3.79s | 7.4%) | Middlebury Aquatics Club | 01/16/2026 | 2026 NE UVAC Bronze Championships | |
| 934 | Kannon Pinto | 51.48 | 9 | B Min | BB: 47.69 (+3.79s | 7.4%) | Bergen Barracudas Swim Team | 02/21/2026 | CAT 12 Under Silver Bronze Champs Region A | |
| 935 | Kalden Fessler | 51.49 | 10 | B Min | BB: 47.69 (+3.80s | 7.4%) | Kingfish Swimming Medfield | 03/20/2026 | 2026 NE NSSC March Madness At MIT | |
| 936 | Nolan Whitt | 51.50 | 10 | B Min | BB: 47.69 (+3.81s | 7.4%) | SwimRVA | 09/26/2025 | 2025 SwimRVA Blastoff Meet | |
| 937 | Aiden Jones | 51.50 | 10 | B Min | BB: 47.69 (+3.81s | 7.4%) | Tsunami Swimming | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 938 | Charles Ulrich | 51.54 | 10 | B Min | BB: 47.69 (+3.85s | 7.5%) | Streamline Aquatics Club | 03/14/2026 | 2026 STAC Final Finale | |
| 939 | Elijah Palmer | 51.55 | 9 | B Min | BB: 47.69 (+3.86s | 7.5%) | Woodland Hills Aquatic Team | 02/13/2026 | 39th Black History Swim Meet | |
| 940 | Vincent Mansueto | 51.55 | 9 | B Min | BB: 47.69 (+3.86s | 7.5%) | Three Village Swim Club | 03/01/2026 | 2026 MR TVSC St Patrick S Day Last Chance | |
| 941 | Rockwell Santos | 51.55 | 10 | B Min | BB: 47.69 (+3.86s | 7.5%) | Monocacy Aquatic Club | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 942 | Bryan Xia | 51.56 | 7 | B Min | BB: 47.69 (+3.87s | 7.5%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 943 | Maxwell Pennington | 51.57 | 8 | B Min | BB: 47.69 (+3.88s | 7.5%) | Lynchburg YMCA Swim Team | 02/07/2026 | SW District 8 Under Championship | |
| 944 | Ian Ding | 51.58 | 9 | B Min | BB: 47.69 (+3.89s | 7.5%) | North Shore Swim Club | 03/13/2026 | 2026 NE NSSC NE Cup Championship | |
| 945 | Braylen Gu | 51.59 | 9 | B Min | BB: 47.69 (+3.90s | 7.6%) | Staten Island Aquatics Club | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 946 | Henry Wang | 51.59 | 9 | B Min | BB: 47.69 (+3.90s | 7.6%) | Arctic Aquatics | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | |
| 947 | Grant Schmidlin | 51.59 | 8 | B Min | BB: 47.69 (+3.90s | 7.6%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 948 | Witold Lassak | 51.59 | 9 | B Min | BB: 47.69 (+3.90s | 7.6%) | Nation\\\\\\'s Capital Swim Club | 10/25/2025 | 2025 PAC 10 Under RockHopper Penguin Meet | |
| 949 | Benjamin Martins | 51.65 | 9 | B Min | BB: 47.69 (+3.96s | 7.7%) | Aces Aquatics | 01/10/2026 | 2026 NE CS Winter Classic | |
| 950 | Leo Gershteyn | 51.69 | 10 | B Min | BB: 47.69 (+4.00s | 7.7%) | Trident Aquatic Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
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.