13-Year-Previous Yu Zidi Throws Down 4:30.79 400 IM, Now #8 All-Time Performer

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2026 CHINESE NATIONAL SWIMMING CHAMPIONSHIPS

  • Tuesday, June 16 – Sunday, June 21, 2026
  • Hangzhou, China
  • LCM (50 meters)
  • Live Results
  • Daily Recaps: Day 1 | Day 2 | Day 3

Thirteen-year-old Yu Zidi continues to make headlines.

On the fourth night time of the 2026 Chinese National Swimming Championships, the 13-year-old phenom threw down a time of 4:30.79 to dominate the ladies’s 400m IM last, dropping over 2.5 seconds from her former better of 4:33.33 to rank eighth in world historical past and second on this season’s world rankings.

2 Yu
Zidi
CHN 4:30.79 06/19
3 Jenna
FORRESTER
AUS 4:31.47 06/13
4 Ke
Wenxi
CHN 4:33.59 06/19
5 Mary-Sophie
Harvey
CAN 4:34.29 05/28

View Top 26»

All-Time Performers, Women’s 400 IM (LCM)

  1. Summer McIntosh (Canada) – 4:23.65 (swum in 2025 at 18 years outdated)
  2. Katinka Hosszu (Hungary) – 4:26.36 (swum in 2016 at 27 years outdated)
  3. Kaylee McKepersonal (Australia) – 4:28.22 (swum in 2024 at 22 years outdated)
  4. Ye Shiwen (China) – 4:28.43 (swum in 2012 at 16 years outdated)
  5. Stephanie Rice (Australia) – 4:29.45 (swum in 2008 at 20 years outdated)
  6. Kirsty Coventry (Zimbabwe) – 4:29.89 (swum in 2008 at 24 years outdated)
  7. Li Xuanxu (China) – 4:30.43 (swum in 2009 at 15 years outdated)
  8. Yu Zidi (China) – 4:30.79 (swum at the moment at 13 years outdated)*

When evaluating Yu’s swim tonight to her earlier PB, she merely took it out a lot quicker and held on by way of the freestyle leg. She was a second quicker on fly, just below two seconds faster on backstroke, and practically three-quarters of a second quicker on breast, earlier than closing just below a second slower on the ultimate 100.

Splits Comparison

New PB Previous PB
Butterfly 1:00.60 1:01.56
Backstroke 1:08.31 1:10.18
Breaststroke 1:19.15 1:19.81
Freestyle 1:02.73 1:01.78
Final Time 4:30.79 4:33.33

Earlier within the meet, Yu gained the 200m fly (2:06.12) and 400m free (4:05.06) and touched second within the 200m IM (2:09.33). While she’s been as fast as 2:05.71 and a couple of:07.41 within the 200m fly and 200m IM, respectively, her efficiency within the 400 free was a serious lifetime finest. Coming into the competitors, Yu owned a private finest time of 4:10.73, set again in 2024 when she was nonetheless 11, and she or he had lowered that to 4:09.79 within the prelims on Thursday.

Yu, who turned 13 in October, had a collection of mind-bending swims all through 2025 whereas she was 12, together with incomes a trio of 4th-place finishes on the World Championships in Singapore. She first began making headlines in May on the China National Championships in Shenzhen, the place she gained the  200m fly (2:06.83) and 400m IM (4:35.53) and positioned 2nd within the 200m IM (2:10.63), qualifying her for the World Championships whereas going effectively beneath the prevailing 11-12 age group information within the United States–for each girls and boys.

Come Worlds, Yu positioned 4th within the 200m fly, clocking 2:06.43 to overlook the rostrum by simply 32 one-hundredths of a second, whereas within the 200m IM, her time of two:09.21 within the last earned her 4th and noticed her end simply six one-hundredths shy of bronze medalist Mary-Sophie Harvey (2:09.15). In the 400m IM, Yu picked up her third 4th-place end of the meet, swimming 4:33.76 to complete half-a-second off the rostrum, with Jenna Forrester and Mio Narita tying for silver in 4:33.26.

In addition to her particular person swims, Yu additionally swam the lead-off leg of the Chinese girls’s 4×200m free relay within the prelims, clocking 1:59.28, after which the group went on to win bronze within the last. That made the Yu the youngest swimmer ever to win a medal on the World Championships, having already develop into the youngest to achieve a last when she did so in the beginning of the meet within the 200 IM.

Yu went on to thrown down a large 2:07.41 within the 200m IM on the Chinese National Games in November, breaking the Asian and Chinese Record of two:07.57 set by Ye Shiwen on the 2012 Olympic Games en path to successful the gold medal. That mark has since been snatched by countrywoman Yu Yiting, who threw down a 2:06.82 to snag the win over Yu earlier this week.


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