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Øystein Rongevær Slyngstadli

born 2001 · male · 🇳🇴 Norway · Bergensvømmerne

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Results period: 2025/26 (current)2024/252023/242022/23All-time
Meets
9
Swims
35
Best FINA points
673

Progression — all-time

50 m butterfly 50 m pool
9 swims · best time 25.40 · 0.88 faster than the first swim
National record (Norway) · 23.18 25.40 23.0024.0025.0026.00 08.2305.2403.2501.26
50 m freestyle 50 m pool
6 swims · best time 25.33 · 0.64 faster than the first swim
25.33 25.5026.00 08.2306.2404.2502.26
100 m butterfly 50 m pool
5 swims · best time 59.25 · 2.01 faster than the first swim
59.25 59.001:00.001:01.00 07.2302.2408.2403.25
50 m butterfly 25 m pool
4 swims · best time 25.30 · 0.32 faster than the first swim
25.30 25.0025.5026.00 10.2402.2505.2508.25
50 m freestyle 25 m pool
4 swims · best time 24.19 · 0.24 faster than the first swim
24.19 24.0024.5025.00 10.2402.2505.2508.25
100 m butterfly 25 m pool
4 swims · best time 57.49 · 0.58 faster than the first swim
57.49 58.0059.00 10.2402.2505.2508.25
100 m freestyle 50 m pool
3 swims · best time 55.47
55.47 56.0057.00 05.2410.2402.25

Road to the Olympics & national records

Season-best results from 2025/26 against Paris 2024 bronze, the qualifying standard (OQT) and the swimmer's national record.

Record sources: Norway: Norges Svømmeforbund - Medley.no / Norske seniorrekorder (updated 12 Jul 2026)

EventPoolTimeTargetWOZMissing
50 butterfly 50 m pool 25.94 National record (Norway) 23.18
record: Nicholas Lia		 89.4% +2.76
50 butterfly 25 m pool 25.30 National record (Norway) 22.56
record: Nicholas Lia		 89.2% +2.74
50 freestyle 25 m pool 24.19 National record (Norway) 21.14
record: Nicholas Lia		 87.4% +3.05
100 butterfly 25 m pool 57.49 National record (Norway) 49.22
record: Tomoe Zenimoto Hvas		 85.6% +8.27
50 freestyle 50 m pool 25.86 National record (Norway) 21.94
record: Nicholas Lia		 84.8% +3.92
50 freestyle 50 m pool 25.86 Olympic bronze 21.56
record: Florent Manaudou		 83.4% +4.30

Personal bests

Personal bests are computed only from data available in this service — meets from 21 May 2022 – 9 Jul 2026. Earlier swims outside this range are not included.

EventPoolTimeFINA ptsWhere
50 m butterfly 50 m pool 25.40 673 13 Jun 2025 · AdO Cup 2025
50 m butterfly 25 m pool 25.30 635 26 Sep 2025 · AdO Open 2025
100 m butterfly 50 m pool 59.25 581 4 Apr 2025 · Bergen Swim Festival
100 m butterfly 25 m pool 57.49 574 26 Sep 2025 · AdO Open 2025
50 m freestyle 50 m pool 25.33 562 13 Jun 2025 · AdO Cup 2025
50 m freestyle 25 m pool 24.19 578 26 Sep 2025 · AdO Open 2025
100 m freestyle 50 m pool 55.47 585 12 Apr 2024 · Bergen Swim Festival 2024

Recent swims

DateMeetEventTimePts
12 Jun 2026 AdO Cup 2026 50 freestyle 25.86 528
17 Apr 2026 Bergen Swimfestival 2026 50 butterfly 25.94 632
26 Sep 2025 AdO Open 2025 50 freestyle 24.41 563
26 Sep 2025 AdO Open 2025 50 freestyle 24.19 578
26 Sep 2025 AdO Open 2025 50 butterfly 25.51 619
26 Sep 2025 AdO Open 2025 50 butterfly 25.30 635
26 Sep 2025 AdO Open 2025 100 butterfly 58.61 541
26 Sep 2025 AdO Open 2025 100 butterfly 57.49 574
13 Jun 2025 AdO Cup 2025 100 butterfly 1:00.30 551
13 Jun 2025 AdO Cup 2025 50 butterfly 25.82 641
13 Jun 2025 AdO Cup 2025 50 butterfly 25.40 673
13 Jun 2025 AdO Cup 2025 50 freestyle 25.33 562
4 Apr 2025 Bergen Swim Festival 50 butterfly 25.62 656
4 Apr 2025 Bergen Swim Festival 100 freestyle 56.07 566
4 Apr 2025 Bergen Swim Festival 50 freestyle 25.45 554
4 Apr 2025 Bergen Swim Festival 100 butterfly 59.25 581
27 Sep 2024 AdO Open 2024 50 freestyle 24.79 537
27 Sep 2024 AdO Open 2024 50 freestyle 24.43 561
27 Sep 2024 AdO Open 2024 50 butterfly 25.91 591
27 Sep 2024 AdO Open 2024 50 butterfly 25.62 611
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