Watch: Van Mathias Breaks Pro Swim Series 50 Breast Record (U.S. Summer Champs Race Videos)

2025 U.S. Summer Championships

• Tuesday, August 5 – Friday, August 8, 2025
• Irvine, California
• William Woollett Aquatics Center
• Start Times
  • Prelims: 9:00 am local / 12:00 pm ET
  • Finals: 5:00 pm local / 8:00 pm ET
• LCM (50 meters)
• Meet Central
• Psych Sheets
• Live Results
• Live Stream Info (Available on USA Swimming Network App)
• Live Recaps:
  • Prelims: Day 1
  • Finals: Day 1

Day 1 of the 2025 U.S. Summer Championships got off to fast start yesterday, with a Pro Swim Series record falling during the finals session amidst a number of top swims from familiar names.

We’ve assembled race videos from the record-setting swim by Van Mathias, along with all of the other championship finals we could find to relive the highlights from day 1.

WOMEN’S 200 INDIVIDUAL MEDLEY – FINALS

• World Record: 2:05.70 – Summer McIntosh, CAN (2025)
• American Record: 2:06.15 – Ariana Kukors (2009)
• US Open Record: 2:06.79 – Kate Douglass, USA (2024)
• World Junior Record: 2:06.82 – Summer McIntosh, CAN (2025)

TOP 8:

1. Justina Kozan – 2:11.24
2. Kayla Hardy – 2:13.10
3. Isabella Boyd – 2:13.58
4. Summer Cardwell – 2:13.64
5. Isabelle Odgers – 2:14.27
6. Sydney Gring – 2:15.23
7. Reese Tiltmann – 2:15.27
8. Paige Delma – 2:18.43

Justina Kozan logged a lifetime best time of 2:11.24 to win the 200 IM, marking her first personal best in this event since 2019. Her performance last night dropped .31 from her previous best time (2:11.55), with Kozan splitting 29.81 on the last 50 to blast into the wall almost two seconds ahead of the runner-up.

Australia went 2-3 in the race, with Kayla Hardy taking 2nd in 2:13.10 while teammate Isabella Boyd placed 3rd in 2:13.58. Just behind Boyd was Louisville’s Summer Cardwell, who posted a massive best time of 2:13.64; she came into the meet with a top time of 2:17.43.

Courtesy: Ohio State Men’s and Women’s Swimming

WOMEN’S 50 FREESTYLE – FINALS

• World Record: 23.61 – Sarah Sjostrom, SWE (2023)
• American Record: 23.91 – Kate Douglass (2024)
• US Open Record: 24.00 – Abbey Weitzeil, USA (2023)
• World Junior Record: 24.17 – Claire Curzan, USA (2021)

TOP 8:

1. Julie Mishler – 24.90
2. Jaimie DE Lutiis – 25.11
3. Kristina Paegle – 25.37
4. Chloe Stepanek – 25.39
5. Eloise Riley – 25.41
6. Rachel Bockrath – 25.48
7. Lawson Ficken – 25.68
8. Lismar Lyon – 25.86

Fishers Area Swimming Tigers 18-year-old Julie Mishler had a huge swim in the women’s 50 free, winning the race in 24.90. The performance marks a new career best for Mishler, who just set her previous best of 25.00 last week en route to winning the Junior National title. With her swim, Mishler now ranks #10 all-time in the 17-18 girls age group.

Australia’s Jaimie DE Luttis finished 2nd in the 50 free with a 25.11. That swim came in just off her entry time of 25.06, though she was faster than her prelims swim of 25.28.

Indiana’s Kristina Paegle rounded out the top 3 with a 25.37, improving on her prelims swim of 25.49.

Texas A&M’s Chloe Stepanek clipped her career best en route to a 4th place finish. Stepanek went 25.39, taking 0.03 seconds off her previous best in the event, which had stood since 2022.

Courtesy: Ohio State Men’s and Women’s Swimming

MEN’S 50 FREESTYLE – FINALS

• World Record: 20.91 – Cesar Cielo, BRA (2009)
• American Record: 21.04 – Caeleb Dressel (2019)
• US Open Record: 21.04 – Caeleb Dressel, USA (2021)
• World Junior Record: 21.75 – Michael Andrew, USA (2017)

TOP 8:

1. Jamie Jack – 21.63
2. Hunter Armstrong – 21.76
3. Caeleb Dressel – 21.94
4. Ben Armbruster – 22.10
5. Brooks Curry – 22.21
6. Adam Chaney – 22.22
7. Calvyn Justus – 22.38
8. Thomas Nowakowski – 22.67

Australia picked up another win on night 1, seeing 22-year-old Jamie Jack stop the clock in 21.63. The performance tied his swim from prelims, which stands as his career best in the event.

Coming in 2nd was American Hunter Armstrong, who had a huge swim. Armstrong ripped a new career best of 21.76, marking his first time under 22 seconds in the event. Armstrong notably sat out of the US Nationals meet 2 months ago, but his finals’ time would have been good for 4th there.

Caeleb Dressel clocked another season best, taking 3rd in 21.94. That swim marks Dressel’s first time under 22 seconds this season.

Courtesy: Ohio State Men’s and Women’s Swimming

WOMEN’S 200 BACKSTROKE – FINALS

• World Record: 2:03.14 – Kaylee McKeown, AUS (2023)
• American Record: 2:03.35 – Regan Smith (2019)
• US Open Record: 2:03.80 – Regan Smith, USA (2023)
• World Junior Record: 2:03.35 – Regan Smith, USA (2019)

TOP 8:

1. Rhyan White – 2:09.11
2. Bella Grant – 2:11.37
3. Macky Hodges – 2:12.27
4. CLaire Jansen – 2:13.26
5. Gena Jorgenson – 2:14.08 (Tie)
6. Charlotte Wilson – 2:14.08 (Tie)
7. Rowyn Wilber – 2:14.27
8. Mya Dewitt – 2:15.14

Rhyan White was well under her prelims swim of 2:11.48, clocking a 2:09.11 en route to victory in the women’s 200 backstroke. She swam a consistent race, splitting 30.86 on the opening 50, then splitting 32.34, 32.94, and 32.97 respectively the rest of the way.

Australian Bella Grant came in 2nd in a 2:11.37, coming in more than 2 seconds faster than her prelims swim of 2:13.75.

Macky Hodges took 3rd with a new career best of 2:12.27. Hodges entered the meet with a personal best of 2:12.72, which she swam at last year’s Summer Championships. She pushed the pace, splitting 1:04.75 on the opening 100m, then came home in 1:07.52.

Courtesy: USA Swimming

MEN’S 200 BACKSTROKE – FINALS

• World Record: 1:51.92 – Aaron Peirsol, USA (2009)
• American Record: 1:51.92 – Aaron Peirsol (2009)
• US Open Record: 1:53.08 – Aaron Peirsol, USA (2009)
• World Junior Record: 1:55.14 – Kliment Kolesnikov, RUS (2017)

TOP 8:

1. Se-Bom Lee – 1:58.77
2. JT Ewing – 1:59.57
3. Krys Gorski – 2:00.86
4. Jackson Millard – 2:01.33
5. Jack Wilkening – 2:01.36
6. Will Thompson – 2:01.69
7. Drew Huston – 2:01.77
8. Luigi Franco – 2:04.17

Australian Se-Bom Lee earned the win in the men’s 200 back, clocking a 1:58.77. The swim was considerably faster than his prelims performance of 2:00.99, but it was still a bit off Lee’s best of 1:57.02. Lee had the fastest back half in the field during finals, splitting 1:00.48 on the 2nd 100.

JT Ewing came in 2nd with a 1:59.57, bettering his prelims performance of 2:01.99. Ewing holds a career best of 1:57.71, which he swam back in 2023.

Ohio State’s Krys Gorski clocked a huge career best, finishing 3rd with a 2:00.86. Gorski came into the meet with a personal best of 2:02.51, then went 2:02.16 in prelims before taking his time down to 2:00.86.

Courtesy: Ohio State Men’s and Women’s Swimming

WOMEN’S 50 BREASTSTROKE – FINALS

• World Record: 29.16 – Ruta Meilutyte, LTU (2023)
• American Record: 29.40 – Lilly King (2017)
• US Open Record: 29.62 – Lilly King, USA (2018)
• World Junior Record: 29.30 – Benedetta Pilato, ITA (2021)

TOP 8:

1. Mia O’Leary – 31.09
2. Sienna Harben – 31.35
3. Gabrielle Rose – 31.49
4. Hannah Bach – 31.76
5. Zoe Skirboll – 31.95
6. Maria Ramos – 32.11
7. Mia Cheatwood – 32.13
8. Mackenzie Lung – 32.19

Australia earned yet another win, as Mia O’Leary took the women’s 50 breast in 31.09. It was another 1-2 punch for Australia, as Sienna Harben came in 2nd with a 31.35.

O’Leary was a touch off her prelims swim of 30.91, but still won the race by a quarter-of-a-second. Harben was right on her swim from prelims, clocking a 31.35 after having gone 31.31 in the morning.

47-year-old Gabrielle Rose clocked a new career best of 31.49 to finish 3rd. Rose’s previous best was 31.52, which she swam at US Nationals 2 months ago.

Courtesy: Ohio State Men’s and Women’s Swimming

MEN’S 50 BREASTSTROKE – FINALS

• World Record: 25.95 – Adam Peaty, GBR (2017)
• American Record: 26.45 – Nic Fink (2022)
• US Open Record: 26.52 – Michael Andrew, USA (2022)
• World Junior Record: 26.97 – Nicolo Martinenghi, ITA (2023)

TOP 8:

1. Van Mathias – 26.76
2. Evgenii Somov – 27.55
3. Alexei Avakov – 27.58
4. Joshua Collett – 27.61
5. Brian Benzing – 27.62
6. Pavel Romanov – 27.71
7. Luke Barr – 27.73
8. Charlie Egeland – 27.79

Van Mathias doubled down on his phenomenal performance from prelims winning the men’s 50 breast with a 26.76 and breaking the Pro Swim Series record in the process. The previous record was a 26.84, set by Michael Andrew in 2023. Mathias now moves into a tie with Kevin Cordes as the #3 American all-time in the event.

Evgenii Somov bettered his prelims performance of 27.69, earning the silver medal in 27.55. He touched out Indiana’s Alexei Avakov by just 0.03 seconds.

Courtesy: USA Swimming