Race details

Jack Mahaffey

Men 100 Backstroke · Heats · Jul 30, 2025–Aug 3, 20252025 Speedo Junior National Championships

P1 Gavin Keogh54.74
Heat — · Lane —
P2 Blake Amlicke56.10
Heat — · Lane —
P3 Andy Roose56.31
Heat — · Lane —
P4 Kasper Lee56.43
Heat — · Lane —
P5 Aiden Gerst56.44
Heat — · Lane —
P6 Miles Blackson-56.50
Heat — · Lane —
P7 Aaron Gordon56.61
Heat — · Lane —
P8 Griffin Oehler56.69
Heat — · Lane —
P9 Luan Barnard56.71
Heat — · Lane —
P10 Owen Sarbak56.77
Heat — · Lane —
P11 Michael Geh56.82
Heat — · Lane —
P12 Baylor Stanton56.88
Heat — · Lane —
P13 Ethan Bathala56.91
Heat — · Lane —
P14 Christian Smith57.08
Heat — · Lane —
P15 Hayden Meyers57.10
Heat — · Lane —
P16 Gael Moreno Sar57.20
Heat — · Lane —
P17 Kade Snyder57.27
Heat — · Lane —
P18 Jonathan Feole-57.35
Heat — · Lane —
P19 Elliot Rijnovea57.41
Heat — · Lane —
P20 Andrew Chou57.44
Heat — · Lane —
P21 Benjamin Jagger57.47
Heat — · Lane —
P22 Brennen Oneil57.56
Heat — · Lane —
P23 Gerhardt Hoover57.57
Heat — · Lane —
P24 Paul Moody57.65
Heat — · Lane —
P25 Thomas McMillan57.68
Heat — · Lane —
P26 Carter Wright57.71
Heat — · Lane —
P27 Alex Fusti-Moln57.78
Heat — · Lane —
P28 Simon Wright57.79
Heat — · Lane —
P29 Drew Davis57.79
Heat — · Lane —
P30 Bruce Shen57.88
Heat — · Lane —
P31 Dongqi Yu57.88
Heat — · Lane —
P32 Enzo Balbuena57.92
Heat — · Lane —
P33 Matthew Karasek57.94
Heat — · Lane —
P34 Nolan Baker57.96
Heat — · Lane —
P35 Chase Wilkerson58.01
Heat — · Lane —
P36 Jack Hester58.18
Heat — · Lane —
P37 Hayden Hakes58.19
Heat — · Lane —
P38 Alex Nemirovsky58.22
Heat — · Lane —
P39 Hudson Roybal58.32
Heat — · Lane —
P40 Maxon Brienza58.36
Heat — · Lane —
P41 Darmen Yessenge58.38
Heat — · Lane —
P42 Jacob Kim58.39
Heat — · Lane —
P43 Luke Green58.40
Heat — · Lane —
P44 Grant Bellin58.49
Heat — · Lane —
P45 Max Garbacz58.49
Heat — · Lane —
P46 Elliot Leasure58.50
Heat — · Lane —
P47 Jude Hill58.57
Heat — · Lane —
P48 Devin Irons58.61
Heat — · Lane —
P49 Jason Kellerman58.62
Heat — · Lane —
P50 Joe Warnagiris58.67
Heat — · Lane —
P51 Will Spencer58.69
Heat — · Lane —
P52 Trae Lewis58.78
Heat — · Lane —
P53 Louis St. Peter58.80
Heat — · Lane —
P54 Aneesh Veeravat58.84
Heat — · Lane —
P55 Jack Mahaffey58.89
Heat — · Lane —
P56 Elliott Darr58.92
Heat — · Lane —
P57 Devin Rothman58.99
Heat — · Lane —
P58 Breck Boyd59.01
Heat — · Lane —
P59 Henry Holtan59.01
Heat — · Lane —
P60 Ben Liang59.03
Heat — · Lane —
P61 Grady Bell59.17
Heat — · Lane —
P62 Brandon Ha59.33
Heat — · Lane —
P63 Evan Pan-Wang59.34
Heat — · Lane —
P64 Ethan Guo59.35
Heat — · Lane —
P65 Patrick Curran59.40
Heat — · Lane —
P66 Kyle Tsuei59.42
Heat — · Lane —
P67 Pablo Pareja59.42
Heat — · Lane —
P68 Tim Wu59.42
Heat — · Lane —
P69 Crawford Craig59.51
Heat — · Lane —
P70 Cade Vieler59.53
Heat — · Lane —
P71 Parker Knapp59.54
Heat — · Lane —
P72 Lucas Jue59.76
Heat — · Lane —
P73 Lucas Hubbard59.83
Heat — · Lane —
P74 Carter Hiley59.86
Heat — · Lane —
P75 Nathan Carr1:00.01
Heat — · Lane —
P76 Camille Trinque1:00.13
Heat — · Lane —
P77 Blake Tebeest1:00.14
Heat — · Lane —
P78 Teagen Renze1:00.31
Heat — · Lane —
P79 Tsubasa Rhoe-Ya1:00.51
Heat — · Lane —
P80 Cody Watts1:00.98
Heat — · Lane —
P81 Jacob Lin1:01.56
Heat — · Lane —
P82 Isaiah Tucker1:03.13
Heat — · Lane —
P— Ian Frazer
Heat — · Lane —
P— Andrew Maksymow
Heat — · Lane —
P— David Sammons
Heat — · Lane —
P— Luke Garrett
Heat — · Lane —

Place	Swimmer	Team	RT	Time
1Heat —	Gavin Keogh	Flatiron Athleti	0.60	54.74
2Heat —	Blake Amlicke	Nashville Aquati	0.57	56.10
3Heat —	Andy Roose	Williamsburg Aqu	0.58	56.31
4Heat —	Kasper Lee	Rise Aquatic Clu	0.69	56.43
5Heat —	Aiden Gerst	Northeastern Swi	0.52	56.44
6Heat —	Miles Blackson-	Alpha Aquatics-C	0.63	56.50
7Heat —	Aaron Gordon	Waterloo Swimmin	0.53	56.61
8Heat —	Griffin Oehler	Rockville Montgo	0.60	56.69
9Heat —	Luan Barnard	Cottonwood Heigh	0.58	56.71
10Heat —	Owen Sarbak	Peninsula Wave R	0.61	56.77
11Heat —	Michael Geh	Badger Swim Club	0.57	56.82
12Heat —	Baylor Stanton	Gwinnett Aquatic	0.51	56.88
13Heat —	Ethan Bathala	Bolles School Sh	0.53	56.91
14Heat —	Christian Smith	Marlins Of Ralei	0.62	57.08
15Heat —	Hayden Meyers	Mason Manta Rays	0.63	57.10
16Heat —	Gael Moreno Sar	Streamline Aquat	0.68	57.20
17Heat —	Kade Snyder	Blue Hen Aquatic	0.53	57.27
18Heat —	Jonathan Feole-	Crimson Aquatics	0.59	57.35
19Heat —	Elliot Rijnovea	Atlantis Swimmin	0.58	57.41
20Heat —	Andrew Chou	Tennessee Aquati	0.59	57.44
21Heat —	Benjamin Jagger	Waterloo Swimmin	0.61	57.47
22Heat —	Brennen Oneil	Fort Collins Are	0.60	57.56
23Heat —	Gerhardt Hoover	Commonwealth Swi	0.63	57.57
24Heat —	Paul Moody	Great Waves Aqua	0.71	57.65
25Heat —	Thomas McMillan	St Charles Swim-	0.57	57.68
26Heat —	Carter Wright	Bolles School Sh	0.69	57.71
27Heat —	Alex Fusti-Moln	Austin Swim Club	0.55	57.78
28Heat —	Simon Wright	Lakeside Aquatic	0.58	57.79
29Heat —	Drew Davis	Marlins Of Ralei	0.68	57.79
30Heat —	Bruce Shen	Bellevue Club Sw	0.57	57.88
31Heat —	Dongqi Yu	Alto Swim Club-P	0.63	57.88
32Heat —	Enzo Balbuena	Santa Clara Swim	0.64	57.92
33Heat —	Matthew Karasek	Palatine Park Di	0.59	57.94
34Heat —	Nolan Baker	Mission Viejo Na 49.22Y	0.60	57.96
35Heat —	Chase Wilkerson	Tide Swimming	0.64	58.01
36Heat —	Jack Hester	Whitecaps of Wes	0.63	58.18
37Heat —	Hayden Hakes	Iowa Flyers Swim	0.53	58.19
38Heat —	Alex Nemirovsky	Bellevue Club Sw	0.60	58.22
39Heat —	Hudson Roybal	Metroplex Aquati	0.61	58.32
40Heat —	Maxon Brienza	SwimMAC Carolina	0.57	58.36
41Heat —	Darmen Yessenge	Rancho San Diegu 48.44Y	0.61	58.38
42Heat —	Jacob Kim	Scarlet Aquatics	0.65	58.39
43Heat —	Luke Green	Wahoo Aquatic Cl 48.60Y	0.71	58.40
44Heat —	Grant Bellin	King Aquatic Clu	0.65	58.49
45Heat —	Max Garbacz	Madison Aquatic-	0.62	58.49
46Heat —	Elliot Leasure	Rochester Swim C	0.73	58.50
47Heat —	Jude Hill	Schroeder YMCA S	0.57	58.57
48Heat —	Devin Irons	Phoenix Swim Clu	0.59	58.61
49Heat —	Jason Kellerman	North Baltimore-	0.60	58.62
50Heat —	Joe Warnagiris	Winchester Swim-	0.58	58.67
51Heat —	Will Spencer	Seattle Metropol	0.75	58.69
52Heat —	Trae Lewis	Spartan Aquatic-	0.59	58.78
53Heat —	Louis St. Peter	Treasure Coast S 49.15Y	0.62	58.80
54Heat —	Aneesh Veeravat	Canyons Aquatic-	0.61	58.84
55Heat —	Jack Mahaffey	Central Ohio Aqu	0.76	58.89
56Heat —	Elliott Darr	Ensworth Aquatic	0.59	58.92
57Heat —	Devin Rothman	Northern Dutches	0.61	58.99
58Heat —	Breck Boyd	Avon Swim Club-C	0.60	59.01
59Heat —	Henry Holtan	Olympic Cascade-	0.56	59.01
60Heat —	Ben Liang	Longhorn Aquatic	0.63	59.03
61Heat —	Grady Bell	Nitro Swimming-S	0.58	59.17
62Heat —	Brandon Ha	Dart Swimming-SN 48.40Y	0.62	59.33
63Heat —	Evan Pan-Wang	Metroplex Aquati	0.65	59.34
64Heat —	Ethan Guo	Commonwealth Swi 46.73Y	0.66	59.35
65Heat —	Patrick Curran	Aquajets Swim Te	0.66	59.40
66Heat —	Kyle Tsuei	Trident Swim Clu 48.66Y	0.74	59.42
67Heat —	Pablo Pareja	Fmc Aquatic-IL 48.87Y	0.73	59.42
68Heat —	Tim Wu	Pleasanton Seaha	0.54	59.42
69Heat —	Crawford Craig	SwimRVA	0.59	59.51
70Heat —	Cade Vieler	Livermore Aqua C 49.04Y	0.62	59.53
71Heat —	Parker Knapp	Tide Swimming	0.63	59.54
72Heat —	Lucas Jue	Lakewood Aquatic 48.31Y	0.63	59.76
73Heat —	Lucas Hubbard	Alpha Aquatics-C 48.66Y	0.67	59.83
74Heat —	Carter Hiley	Brownell Talbot-	0.70	59.86
75Heat —	Nathan Carr	Aquajets Swim Te 49.12Y	0.54	1:00.01
76Heat —	Camille Trinque	Univ of Denver H 48.96Y	0.61	1:00.13
77Heat —	Blake Tebeest	McFarland Sparta 48.05Y	0.71	1:00.14
78Heat —	Teagen Renze	Ames Cyclone Aqu	0.76	1:00.31
79Heat —	Tsubasa Rhoe-Ya	Houston Bridge B 48.95Y	0.61	1:00.51
80Heat —	Cody Watts	New Wave Swim Te	0.58	1:00.98
81Heat —	Jacob Lin	Bulldog Swimming 48.70Y	0.65	1:01.56
82Heat —	Isaiah Tucker	DCS-GA 47.52Y	0.61	1:03.13
—Heat —	Ian Frazer	Marlins Of Ralei	—
—Heat —	Andrew Maksymow	Irvine Novaquati	—
—Heat —	David Sammons	SwimMAC Carolina	—
—Heat —	Luke Garrett	Lakeside Aquatic	—

SourceResults

Meet source; a separate document for this swim is not linked.