Swim of the Week

Dolfin Swim of the Week: Zhang Yufei’s 56.4 in 100 Fly

Zhang’s time of 56.47 would put her the #10 performer of all-time, and would have won bronze at the 2019 World Championships.

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Dolfin Swim of the Week: Hubert Kos Goes 4:15 In 400m IM On 5-Second Drop

Hungarian 17-year-old Hubert Kos is the latest junior swimmer to hit massive time drops as the sport begins to return from a coronavirus stoppage.


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Dolfin Swim of the Week: Shkurdai’s 56.95 In 100 Fly

Belarusian teenager Anastasiya Shkurdai came out of the pandemic swinging – the 17-year-old broke a national record in the 100 fly this week.

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Dolfin Swim of the Week: Zirk’s Estonian Record 800 Free

Kregor Zirk lowered his own Estonian record with a three-second drop in the 800 free – an early triumph in the sport’s return from pandemic shutdown.

Dolfin Swim of the Week: Madisyn Cox Hits 2:00 in 200 Free in Return Swim

Most of the world is still shut down amid the coronavirus pandemic, but Madisyn Cox provides a return to action with our first new Swim of the Week in months.

Dolfin Swim of the Week: Mark Spitz’s First World Record On This Day in 1967

Olympic legend Mark Spitz made his first foray into the world record books on this day in 1967 – and re-set that world record almost exactly one year later.

Dolfin Swim of the Week: Kate Ziegler’s In-Season World Record 1500 From 2007

On this day 13 years ago, 18-year-old Kate Ziegler broke a Janet Evans world record that was set three months before Ziegler was born.

More Swim of the Week

Dolfin Swim of the Week: Larkin’s World-Leading 1:55.7 IM From One Year Ago

Well known as a backstroker, Australia’s Mitch Larkin was the best 200 IMer in the entire world last season, with a swim he put up one year ago today.

Dolfin Swim of the Week: Ryan Murphy’s 2016 Preview of Olympic Breakout

It was a swim in Santa Clara four years ago this week that started Ryan Murphy’s launch to the top of the world in men’s backstroke.

Dolfin Swim of the Week: Weissmuller’s 200 Free WR From 1922

We’re going way back this week – to one of the greatest swimmers in history, who is credited with his first world record on this day in 1922.

Dolfin Swim of the Week: Weitzeil & McLaughlin Combine For 3 Nat’l HS Records

This week in history: future Cal teammates Abbey Weitzeil and Katie McLaughlin set 3 national high school records at the 2014 CIF-SS Division 1 Championships.

Dolfin Swim of the Week: Thorpe’s Legendary Week of World Records in 2000

Twenty years ago, Australian Ian Thorpe kicked off a new millennium with three world records and a 400 free that still stacks up among the best in history.

Dolfin Swim of the Week: Franca Becomes First Sub-27 Breaststroker In 2009

As of April 2009, no man had been under 27 in the 50 breast. On May 8, Brazil’s Felipe Franca opened a floodgate that hasn’t been shut in the 11 years since.

Dolfin Swim of the Week: Shane Gould’s First WR Came On This Day in 1971

Australia’s Shane Gould is still the only person in history to hold world records in the 100, 200, 400, 800 and 1500 freestyles at the same time.

Dolfin Swim of the Week: Bernard Takes 100 Free World Record To Incredible 46.9

April 23, 2009: the date that man first broke 47 seconds in the 100-long-course-meter freestyle. France’s Alain Bernard is still #2 in history 11 years later.