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Sean Grieshop Sets 400 IM Junior World Record in Trials Prelims

2016 U.S. OLYMPIC TRIALS

This morning at the U.S. Olympic Team Trials in Omaha, 17-year-old Sean Grieshop of Nitro Swimming clocked 4:14.00 in the 400 IM to set a new Junior World Record.

Omega Results for Men’s 400 IM Prelim

Grieshop’s swim today took down the 4:14.07 set by Brazil’s Brandonn Almeida at the Brazil Open last December. His performance this morning was a second and a half faster than his previous best, a 4:15.67.

He now also ranks fourth in U.S. history in his 17-18 age group, behind only Michael Phelps, Tom Dolanand Chase Kalisz(JWRs only count swimmers up to 17 years old.)

Here are the top 5 all-time rankings for the men’s 17-18 400 IM:

  1. Michael Phelps: 4:09.09 (2003)
  2. Tom Dolan: 4:12.30 (4:12.30)
  3. Chase Kalisz: 4:12.59 (2012)
  4. Sean Grieshop: 4:14.00 (2016)
  5. Jay Litherland: 4:14.93 (2014)

Grieshop goes into the final tonight ranked 5th overall. Kalisz is the top seed with 4:11.86, followed by Ryan Lochte in 4:11.98, Litherland in 4:12.57, and Gunnar Bentz in 4:13.67.

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Don
8 years ago

Wow,great swim. He looks like such a kid!

Jimswim
8 years ago

Phelps was 4:11.09 at that age. Too bad they didn’t bother to figure out the real junior records

completelyconquered
Reply to  Jimswim
8 years ago

That would be too hard Jimswim.

Italian stallion
8 years ago

What about Niccolò Martinenghi setting the Junior World Record in the 50 breast at Settecolli?

MarkB
Reply to  Italian stallion
8 years ago

What about it?

Italian stallion
Reply to  MarkB
8 years ago

I don’t see any publicity

TXSwimDad
Reply to  Italian stallion
8 years ago

Shocking that a junior WR in a non-Olympic event isn’t getting more publicity on an American website during the U.S. Olympic trials.

ERVINFORTHEWIN
Reply to  TXSwimDad
8 years ago

who cares buddy , here is about Olympic US trials – so what about it ?

Italian stallion
Reply to  ERVINFORTHEWIN
8 years ago

Damn you guys must vote for Trump

J Yo
Reply to  Italian stallion
8 years ago

This article is about the record for 400 IM only. 50 breast is a whole different race for a different article!

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Braden Keith

Braden Keith is the Editor-in-Chief and a co-founder/co-owner of SwimSwam.com. He first got his feet wet by building The Swimmers' Circle beginning in January 2010, and now comes to SwimSwam to use that experience and help build a new leader in the sport of swimming. Aside from his life on the InterWet, …

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