1
Dylan
Zhao
48.54
14
AAAA Min
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Free
23.62
23.62
100 Free
24.92
48.54
100 Free
48.54
2
Logan
Browne
48.57
14
AAAA Min
Alto Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
50 Free
23.31
23.31
100 Free
25.26
48.57
100 Free
48.57
3
Yixuan
Zhang
48.75
14
AAA Min
AAAA: 48.69 (+0.06s | 0.1%)
Alto Swim Club
11/07/2025
Pleasanton Seahawks SC Senior 2
50 Free
23.54
23.54
100 Free
25.21
48.75
100 Free
48.75
4
Chengyuan
Song
48.99
13
AAA Min
AAAA: 48.69 (+0.30s | 0.6%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
5
Yangyue
Zhu
50.09
14
AAA Min
AAAA: 48.69 (+1.40s | 2.8%)
Alto Swim Club
11/07/2025
Pleasanton Seahawks SC Senior 2
50 Free
24.41
24.41
100 Free
25.68
50.09
100 Free
50.09
6
Daniel
Deng
51.24
14
AA Min
AAA: 51.09 (+0.15s | 0.3%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
7
Skye
Bailey
52.10
13
AA Min
AAA: 51.09 (+1.01s | 1.9%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Free
25.36
25.36
100 Free
26.74
52.10
100 Free
52.10
8
Ian
Sun
52.26
13
AA Min
AAA: 51.09 (+1.17s | 2.2%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Free
25.46
25.46
100 Free
26.80
52.26
100 Free
52.26
9
Mason
Chan
53.03
14
AA Min
AAA: 51.09 (+1.94s | 3.7%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
10
Daniel
Deng
53.05
13
AA Min
AAA: 51.09 (+1.96s | 3.7%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
11
Aiden
Yeh
54.16
13
A Min
AA: 53.39 (+0.77s | 1.4%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Free
25.85
25.85
100 Free
28.31
54.16
100 Free
54.16
12
Phillip
Bulankov
54.25
13
A Min
AA: 53.39 (+0.86s | 1.6%)
Alto Swim Club
03/07/2026
DACA CBA Meet
13
Ethan
Chen
54.86
14
A Min
AA: 53.39 (+1.47s | 2.7%)
Alto Swim Club
03/07/2026
DACA CBA Meet
14
Andrew
Xu
54.89
13
A Min
AA: 53.39 (+1.50s | 2.7%)
Alto Swim Club
12/05/2025
2025 Tualatin Hills Holiday Classic
50 Free
26.60
26.60
100 Free
28.29
54.89
100 Free
54.89
15
Bryan
Mai
55.04
13
A Min
AA: 53.39 (+1.65s | 3.0%)
Alto Swim Club
03/07/2026
DACA CBA Meet
16
Howard
Sun
55.08
13
A Min
AA: 53.39 (+1.69s | 3.1%)
Alto Swim Club
03/07/2026
DACA CBA Meet
17
Paxton
Sung
55.55
13
A Min
AA: 53.39 (+2.16s | 3.9%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Free
27.04
27.04
100 Free
28.51
55.55
100 Free
55.55
18
Michael
Dashouk
56.12
13
BB Min
A: 55.69 (+0.43s | 0.8%)
Alto Swim Club
12/05/2025
2025 Tualatin Hills Holiday Classic
50 Free
27.05
27.05
100 Free
29.07
56.12
100 Free
56.12
19
Elias
Kuusela
56.58
14
BB Min
A: 55.69 (+0.89s | 1.6%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Free
27.54
27.54
100 Free
29.04
56.58
100 Free
56.58
20
Naruel
Yamanto
56.66
13
BB Min
A: 55.69 (+0.97s | 1.7%)
Alto Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
50 Free
27.22
27.22
100 Free
29.44
56.66
100 Free
56.66
21
Eric
Chang
57.03
14
BB Min
A: 55.69 (+1.34s | 2.3%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Free
27.53
27.53
100 Free
29.50
57.03
100 Free
57.03
22
Theodore
Zhang
57.28
13
BB Min
A: 55.69 (+1.59s | 2.8%)
Alto Swim Club
03/07/2026
DACA CBA Meet
23
Ivan
Dub
57.84
14
BB Min
A: 55.69 (+2.15s | 3.7%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Free
27.61
27.61
100 Free
30.23
57.84
100 Free
57.84
24
Nick
Momeni
57.85
14
BB Min
A: 55.69 (+2.16s | 3.7%)
Alto Swim Club
03/07/2026
DACA CBA Meet
25
William
Nabbe
57.90
13
BB Min
A: 55.69 (+2.21s | 3.8%)
Alto Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
50 Free
28.31
28.31
100 Free
29.59
57.90
100 Free
57.90
26
Aaron
Ji
57.96
12
BB Min
A: 55.69 (+2.27s | 3.9%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Free
28.16
28.16
100 Free
29.80
57.96
100 Free
57.96
27
Felix
Yu
58.46
14
BB Min
A: 55.69 (+2.77s | 4.7%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Free
27.83
27.83
100 Free
30.63
58.46
100 Free
58.46
28
Bryan
Wang
59.42
14
BB Min
A: 55.69 (+3.73s | 6.3%)
Unattached
03/07/2026
DACA CBA Meet
29
Lucas
Huang
59.67
12
BB Min
A: 55.69 (+3.98s | 6.7%)
Alto Swim Club
03/14/2025
Spring SCY Age Group Championships
50 Free
28.61
28.61
100 Free
31.06
59.67
100 Free
59.67
30
Leray
Williams
1:00.31
13
B Min
BB: 1:00.29 (+0.02s | 0.0%)
Alto Swim Club
03/07/2026
DACA CBA Meet
31
Vincent
Liu
1:01.08
13
B Min
BB: 1:00.29 (+0.79s | 1.3%)
Alto Swim Club
03/07/2026
DACA CBA Meet
32
Masaki
Shikdar
1:01.72
13
B Min
BB: 1:00.29 (+1.43s | 2.3%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
33
Ethan
Jiang
1:02.01
14
B Min
BB: 1:00.29 (+1.72s | 2.8%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Free
28.89
28.89
100 Free
33.11
1:02.00
100 Free
1:02.00
34
Ryan
Sung
1:02.97
13
B Min
BB: 1:00.29 (+2.68s | 4.3%)
Alto Swim Club
03/07/2026
DACA CBA Meet
35
Adrian
Yang
1:02.98
13
B Min
BB: 1:00.29 (+2.69s | 4.3%)
Alto Swim Club
03/07/2026
DACA CBA Meet
36
Aidan
Toda
1:03.73
13
B Min
BB: 1:00.29 (+3.44s | 5.4%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Free
30.16
30.16
100 Free
33.57
1:03.73
100 Free
1:03.73
37
Herbert
Kong
1:03.76
14
B Min
BB: 1:00.29 (+3.47s | 5.4%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Free
30.21
30.21
100 Free
33.55
1:03.76
100 Free
1:03.76
38
Roman
Elman
1:03.81
13
B Min
BB: 1:00.29 (+3.52s | 5.5%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
30.10
30.10
100 Free
33.71
1:03.81
100 Free
1:03.81
39
Reznor
Tu
1:04.11
13
B Min
BB: 1:00.29 (+3.82s | 6.0%)
Alto Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
50 Free
30.56
30.56
100 Free
33.55
1:04.11
100 Free
1:04.11
40
Wyatt
Keng
1:04.70
14
B Min
BB: 1:00.29 (+4.41s | 6.8%)
Unattached
03/07/2026
DACA CBA Meet
41
Leroy
Tu
1:05.11
13
B: 1:04.99 (+0.12s | 0.2%)
Alto Swim Club
03/07/2026
DACA CBA Meet
42
Yunxiang
Zhou
1:05.45
13
B: 1:04.99 (+0.46s | 0.7%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
43
Daniel
Shin
1:05.63
13
B: 1:04.99 (+0.64s | 1.0%)
Alto Swim Club
03/07/2026
DACA CBA Meet
44
Henry
Lam
1:05.72
13
B: 1:04.99 (+0.73s | 1.1%)
Alto Swim Club
03/07/2026
DACA CBA Meet
45
Elik
Shen
1:05.78
13
B: 1:04.99 (+0.79s | 1.2%)
Alto Swim Club
10/11/2025
2025 DACA SC CBA Meet
46
Mason
Bookstein
1:07.32
13
B: 1:04.99 (+2.33s | 3.5%)
Alto Swim Club
03/07/2026
DACA CBA Meet
47
Vedant
Shekhawat
1:09.18
13
B: 1:04.99 (+4.19s | 6.1%)
Alto Swim Club
03/07/2026
DACA CBA Meet
48
Arthur
Chen
1:10.16
13
B: 1:04.99 (+5.17s | 7.4%)
Alto Swim Club
11/15/2025
Alto Nov 15 16 Fall Frolic
50 Free
33.58
33.58
100 Free
36.58
1:10.16
100 Free
1:10.16
49
Amruth
Settipalli
1:10.22
13
B: 1:04.99 (+5.23s | 7.4%)
Alto Swim Club
12/06/2025
Alto Dec 6 7 CBA
50 Free
34.34
34.34
100 Free
35.88
1:10.22
100 Free
1:10.22
50
Max
Iwuchukwu
1:10.46
13
B: 1:04.99 (+5.47s | 7.8%)
Alto Swim Club
11/15/2025
Alto Nov 15 16 Fall Frolic
50 Free
33.84
33.84
100 Free
36.62
1:10.46
100 Free
1:10.46