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USA Girls 10 & under - 100 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
701 Kaylin Custer 1:18.76 10 A Min AA: 1:18.39 (+0.37s | 0.5%) Royal Swimming 03/14/2026 2026 SCY 10 Under Championship Meet
50 Back
38.47
38.47
100 Back
40.29
1:18.76
100 Back
1:18.76
702 Kylee Sexton 1:18.76 9 A Min AA: 1:18.39 (+0.37s | 0.5%) Caldera 02/13/2026 2026 OR HS 5A 4
703 Leonora Foster 1:18.76 9 A Min AA: 1:18.39 (+0.37s | 0.5%) Occoquan Swimming 12/11/2025 2025 East Coast WinterFest
50 Back
39.31
39.31
100 Back
39.45
1:18.76
100 Back
1:18.76
704 Allie Izzo 1:18.77 10 A Min AA: 1:18.39 (+0.38s | 0.5%) Crimson Aquatics 02/13/2026 2026 NE SAC 10 Under Champs
50 Back
38.50
38.50
100 Back
40.27
1:18.77
100 Back
1:18.77
705 Rosalee Wertz 1:18.78 10 A Min AA: 1:18.39 (+0.39s | 0.5%) New Wave Swim Team 02/14/2026 2026 TAC TITANS February Qualifier Meet
50 Back
38.99
38.99
100 Back
39.79
1:18.78
100 Back
1:18.78
706 Stella Mondido-Shelly 1:18.81 10 A Min AA: 1:18.39 (+0.42s | 0.5%) Cp-Ac Swimming 12/11/2025 2025 Katie Ledecky Invitational
50 Back
38.39
38.39
100 Back
40.42
1:18.81
100 Back
1:18.81
707 Emily Liesmanas 1:18.81 10 A Min AA: 1:18.39 (+0.42s | 0.5%) Sporting Jax Aquatic Club 01/17/2026 2026 GOAT TYR Team Challenge And SYOA
50 Back
38.66
38.66
100 Back
40.15
1:18.81
100 Back
1:18.81
708 Jojo Qiang-Zhu 1:18.82 10 A Min AA: 1:18.39 (+0.43s | 0.5%) Alto Swim Club 03/28/2026 Alto Rock The Blocks Invitational 2026
50 Back
38.61
38.61
100 Back
40.21
1:18.82
100 Back
1:18.82
709 Meara Stufflebeam 1:18.83 10 A Min AA: 1:18.39 (+0.44s | 0.6%) Roseburg 02/13/2026 2026 OR HS 6A 7
50 Back
38.04
38.04
100 Back
40.79
1:18.83
100 Back
1:18.83
710 Natalia Grogan 1:18.88 10 A Min AA: 1:18.39 (+0.49s | 0.6%) Bolles School Sharks 12/04/2025 RAFC Winter Classic
50 Back
39.49
39.49
100 Back
39.39
1:18.88
100 Back
1:18.88
711 Amelia Huang 1:18.90 10 A Min AA: 1:18.39 (+0.51s | 0.6%) Edina Swim Club 03/07/2026 2026 MN RSC 10 U State Championship
50 Back
37.83
37.83
100 Back
41.07
1:18.90
100 Back
1:18.90
712 Maeve Wilson 1:18.93 10 A Min AA: 1:18.39 (+0.54s | 0.7%) Nitro Swimming 01/04/2026 2026 ST NTRO Chilly Icicles
50 Back
38.70
38.70
100 Back
40.23
1:18.93
100 Back
1:18.93
713 Carolyn Liu 1:18.93 10 A Min AA: 1:18.39 (+0.54s | 0.7%) Palo Alto Stanford Aquatics 03/07/2026 2026 PASA Last Chance For JO S
714 Ella Henry 1:18.93 9 A Min AA: 1:18.39 (+0.54s | 0.7%) Albany Armada Aquatics 03/20/2026 SCY Spring Age Group Championships
50 Back
38.56
38.56
100 Back
40.37
1:18.93
100 Back
1:18.93
715 Hazel Farley 1:18.94 10 A Min AA: 1:18.39 (+0.55s | 0.7%) Sporting Jax Aquatic Club 03/05/2026 2026 Florida Swimming FLAGS NORTH
50 Back
37.02
37.02
100 Back
41.92
1:18.94
100 Back
1:18.94
716 Miyabi Cambra 1:18.95 10 A Min AA: 1:18.39 (+0.56s | 0.7%) Kamehameha Swim Club 02/26/2026 2026 HI Hawaiian Swimming SCY AGChamps
50 Back
38.03
38.03
100 Back
40.92
1:18.95
100 Back
1:18.95
717 Maggie Qi 1:18.95 10 A Min AA: 1:18.39 (+0.56s | 0.7%) Brea Aquatics 12/12/2025 2025 CA SCS RAA WAG
50 Back
38.89
38.89
100 Back
40.06
1:18.95
100 Back
1:18.95
718 Skylar Bryan 1:18.96 10 A Min AA: 1:18.39 (+0.57s | 0.7%) Waterloo Swimming 02/20/2026 2026 ST AAAA SC STAGS
50 Back
38.96
38.96
100 Back
40.00
1:18.96
100 Back
1:18.96
719 Sofia Durbin 1:18.97 9 A Min AA: 1:18.39 (+0.58s | 0.7%) Snohomish 11/06/2025 2025 NW District I 3A Girls HS Dist Champ OB
720 Ashlyn Gibbons 1:18.99 10 A Min AA: 1:18.39 (+0.60s | 0.8%) Pikes Peak Athletics 02/20/2026 2026 CO PPA February Frenzy Last Chance Meet
50 Back
38.95
38.95
100 Back
40.04
1:18.99
100 Back
1:18.99
721 Morgan Reynosa 1:18.99 10 A Min AA: 1:18.39 (+0.60s | 0.8%) Alamo Area Aquatic Association 01/17/2026 2026 ST AAAA NS Frostbite
50 Back
39.03
39.03
100 Back
39.96
1:18.99
100 Back
1:18.99
722 Marian Pineda 1:19.00 10 A Min AA: 1:18.39 (+0.61s | 0.8%) Alto Swim Club 03/28/2026 Alto Rock The Blocks Invitational 2026
50 Back
38.29
38.29
100 Back
40.71
1:19.00
100 Back
1:19.00
723 Leilani Light 1:19.01 10 A Min AA: 1:18.39 (+0.62s | 0.8%) Splash Aquatics 02/26/2026 2026 HI Hawaiian Swimming SCY AGChamps
50 Back
39.01
39.01
100 Back
40.00
1:19.01
100 Back
1:19.01
724 Ariana Matt 1:19.01 9 A Min AA: 1:18.39 (+0.62s | 0.8%) Nation\\\\\\'s Capital Swim Club 01/23/2026 2026 USAS IMX Games
50 Back
38.24
38.24
100 Back
40.77
1:19.01
100 Back
1:19.01
725 Adaline Alfiero 1:19.01 9 A Min AA: 1:18.39 (+0.62s | 0.8%) Marlins Of Raleigh 01/16/2026 2026 RSA Winter Tri
50 Back
38.15
38.15
100 Back
40.86
1:19.01
100 Back
1:19.01
726 Hailey Rasmussen 1:19.02 10 A Min AA: 1:18.39 (+0.63s | 0.8%) Tigard 02/13/2026 2026 OR HS 6A 5
727 Karter Welter 1:19.02 10 BB Min A: 1:12.99 (+6.03s | 7.6%) Nitro Swimming 01/16/2026 2026 ST NTRO Winter Prelim Final Invite
50 Back
38.82
38.82
100 Back
40.20
1:19.02
100 Back
1:19.02
728 Reid Nichols 1:19.03 10 A Min AA: 1:18.39 (+0.64s | 0.8%) Lynchburg Aquatic Club 02/27/2026 2026 SW District Champs 9 Over
50 Back
39.13
39.13
100 Back
39.90
1:19.03
100 Back
1:19.03
729 Chloe Chai 1:19.04 9 A Min AA: 1:18.39 (+0.65s | 0.8%) Santa Clara Swim Club 10/25/2025 GGST Spooktacular 2025
730 Avery Norman 1:19.04 9 A Min AA: 1:18.39 (+0.65s | 0.8%) FMC Aquatic 12/11/2025 35th Annual Winter Championships
50 Back
38.01
38.01
100 Back
41.03
1:19.04
100 Back
1:19.04
731 Charlotte Lohser 1:19.04 9 A Min AA: 1:18.39 (+0.65s | 0.8%) T2 Aquatics 03/05/2026 2026 Florida Swimming FLAGS SOUTH
50 Back
37.49
37.49
100 Back
41.55
1:19.04
100 Back
1:19.04
732 Maren Seiffertt 1:19.07 9 A Min AA: 1:18.39 (+0.68s | 0.9%) Fast 02/27/2026 Ozark Division I Championship
50 Back
37.95
37.95
100 Back
41.12
1:19.07
100 Back
1:19.07
733 Lillian Thompson 1:19.07 10 A Min AA: 1:18.39 (+0.68s | 0.9%) Unattached 01/09/2026 2026 IA Midwest All Stars 09Jan2026 Midwestern
50 Back
37.59
37.59
100 Back
41.48
1:19.07
100 Back
1:19.07
734 Jillan Kneuper 1:19.07 9 A Min AA: 1:18.39 (+0.68s | 0.9%) Cottage Grove 02/13/2026 2026 OR HS 4a 2
50 Back
1:19.07
1:19.07
100 Back
0.00
1:19.07
100 Back
1:19.07
735 Hattie Jones 1:19.08 10 A Min AA: 1:18.39 (+0.69s | 0.9%) Lakeridge Swim Team 03/14/2026 2026 NNA AGO
50 Back
39.30
39.30
100 Back
39.78
1:19.08
100 Back
1:19.08
736 Jocelyn Chu 1:19.12 10 A Min AA: 1:18.39 (+0.73s | 0.9%) Three Village Swim Club 02/20/2026 2026 MR Silvers Championship South HAUP
50 Back
39.71
39.71
100 Back
39.41
1:19.12
100 Back
1:19.12
737 Molly Bellflowers 1:19.13 10 A Min AA: 1:18.39 (+0.74s | 0.9%) YMCA of Middletown Barracudas 10/25/2025 2025 MR MWDA YBAR Heats And Treats
50 Back
37.54
37.54
100 Back
41.59
1:19.13
100 Back
1:19.13
738 Lily Clifford 1:19.15 10 A Min AA: 1:18.39 (+0.76s | 1.0%) Rockville Montgomery Swim Club 01/23/2026 2026 USAS IMX Games
739 Hailey Hansen 1:19.16 10 A Min AA: 1:18.39 (+0.77s | 1.0%) Merritt Athletic Swimming 03/05/2026 2026 MD LSC 14 U Championships
50 Back
37.32
37.32
100 Back
41.84
1:19.16
100 Back
1:19.16
740 Bridget Brohm 1:19.17 10 A Min AA: 1:18.39 (+0.78s | 1.0%) Dynamo Swim Club 03/06/2026 Speedo Southern Premier
50 Back
38.18
38.18
100 Back
40.99
1:19.17
100 Back
1:19.17
741 Alexandra Ickes 1:19.20 10 A Min AA: 1:18.39 (+0.81s | 1.0%) Birmingham \\\\\\'y\\\\\\' Blue Dolphins 03/07/2026 2026 Lake Huron Regional Meet
50 Back
39.00
39.00
100 Back
40.20
1:19.20
100 Back
1:19.20
742 Zoe Guevara 1:19.20 10 A Min AA: 1:18.39 (+0.81s | 1.0%) Mountainside 02/14/2025 2025 OR HS 6a 2
50 Back
38.23
38.23
100 Back
40.97
1:19.20
100 Back
1:19.20
743 Eleanor Ganim 1:19.20 10 A Min AA: 1:18.39 (+0.81s | 1.0%) Parkway-Rockwood Gateway Swim 02/27/2026 Ozark Division I Championship
50 Back
38.41
38.41
100 Back
40.79
1:19.20
100 Back
1:19.20
744 Lennon Doyle 1:19.22 10 A Min AA: 1:18.39 (+0.83s | 1.0%) Atlantis Swimming 03/14/2026 2026 SCY 10 Under Championship Meet
50 Back
39.37
39.37
100 Back
39.85
1:19.22
100 Back
1:19.22
745 Sienna Sung 1:19.24 9 A Min AA: 1:18.39 (+0.85s | 1.1%) Carolina Aquatic Team 02/26/2026 2026 NCS SC AG CHAMPS
50 Back
38.48
38.48
100 Back
40.76
1:19.24
100 Back
1:19.24
746 Kjerstin Zeuli 1:19.24 10 A Min AA: 1:18.39 (+0.85s | 1.1%) Rochester Swim Club 03/07/2026 2026 MN RSC 10 U State Championship
50 Back
38.65
38.65
100 Back
40.59
1:19.24
100 Back
1:19.24
747 Josie Epstein 1:19.25 10 A Min AA: 1:18.39 (+0.86s | 1.1%) YMCA of the Triangle Area Swim 02/26/2026 2026 NCS SC AG CHAMPS
50 Back
37.88
37.88
100 Back
41.37
1:19.25
100 Back
1:19.25
748 Quinn Russell 1:19.26 10 A Min AA: 1:18.39 (+0.87s | 1.1%) All Star Aquatics 11/14/2025 ISCA Fall Classic Championship 2025
50 Back
38.19
38.19
100 Back
41.07
1:19.26
100 Back
1:19.26
749 Penelope Wu 1:19.26 10 A Min AA: 1:18.39 (+0.87s | 1.1%) Nation\\\\\\'s Capital Swim Club 03/12/2026 2026 PV SC 14 Under Championships Copied
750 Emily Georgieva 1:19.26 9 A Min AA: 1:18.39 (+0.87s | 1.1%) Excel Aquatics 02/27/2026 2026 SE Southeastern Winter SC Championships
50 Back
39.09
39.09
100 Back
40.17
1:19.26
100 Back
1:19.26

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.