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Onni Österberg

born 2009 · male · 🇫🇮 Finland · Cetus Espoo

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Results period: 2025/26 (current)2024/252023/242022/23All-time

The current season is incomplete; the ranking shows results available to date without projections.

Meets
20
Swims
58
Best FINA points
547

Progression — all-time

100 m freestyle 50 m pool
18 swims · best time 57.03 · 10.83 faster than the first swim
National record (Finland) · 49.25 Olympic bronze · 47.49 OQT · 48.34 57.03 50.001:00.001:10.00 05.2304.2403.2501.26
100 m butterfly 25 m pool
16 swims · best time 1:01.29 · 17.93 faster than the first swim
National record (Finland) · 50.88 1:01.29 50.001:00.001:10.001:20.00 02.2301.2412.2411.25
50 m freestyle 50 m pool
15 swims · best time 26.01 · 4.29 faster than the first swim
National record (Finland) · 21.58 Olympic bronze · 21.56 OQT · 21.96 26.01 25.0030.00 07.2306.2404.2503.26
100 m butterfly 50 m pool
15 swims · best time 1:02.31 · 19.99 faster than the first swim
National record (Finland) · 53.08 Olympic bronze · 50.45 OQT · 51.67 1:02.31 1:00.001:20.00 06.2305.2404.2503.26
100 m backstroke 25 m pool
14 swims · best time 1:05.60 · 9.17 faster than the first swim
1:05.60 1:05.001:10.001:15.00 01.2311.2309.2407.25
100 m freestyle 25 m pool
13 swims · best time 55.06 · 11.49 faster than the first swim
National record (Finland) · 47.13 55.06 50.001:00.00 02.2312.2310.2408.25
200 m freestyle 50 m pool
13 swims · best time 2:09.27 · 20.65 faster than the first swim
National record (Finland) · 1:46.36 Olympic bronze · 1:44.79 OQT · 1:46.26 2:09.27 1:40.002:00.002:20.00 05.2304.2403.2502.26
100 m backstroke 50 m pool
11 swims · best time 1:09.40 · 9.36 faster than the first swim
National record (Finland) · 55.48 1:09.40 1:00.001:10.001:20.00 05.2303.2401.2511.25

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: Finland: Suomen Uimaliitto - Suomen ennätykset (updated 28 Jun 2026)

EventPoolTimeTargetWOZMissing
100 freestyle 50 m pool 57.03 National record (Finland) 49.25
record: Tomas Koski		 86.4% +7.78
50 butterfly 50 m pool 27.22 National record (Finland) 23.50
record: Jere Hård		 86.3% +3.72
100 freestyle 25 m pool 55.06 National record (Finland) 47.13
record: Tomas Koski		 85.6% +7.93
100 butterfly 50 m pool 1:02.31 National record (Finland) 53.08
record: Jere Hård		 85.2% +9.23
50 freestyle 25 m pool 24.94 National record (Finland) 21.20
record: Ari-Pekka Liukkonen		 85.0% +3.74
50 butterfly 25 m pool 26.81 National record (Finland) 22.65
record: Riku Pöytäkivi		 84.5% +4.16
100 freestyle 50 m pool 57.03 Olympic bronze 47.49
record: David Popovici		 83.3% +9.54
200 freestyle 25 m pool 2:02.38 National record (Finland) 1:41.91
record: Tomas Koski		 83.3% +20.47
100 butterfly 25 m pool 1:01.29 National record (Finland) 50.88
record: Riku Pöytäkivi		 83.0% +10.41
50 freestyle 50 m pool 26.01 National record (Finland) 21.58
record: Ari-Pekka Liukkonen		 83.0% +4.43
50 freestyle 50 m pool 26.01 Olympic bronze 21.56
record: Florent Manaudou		 82.9% +4.45
100 medley 25 m pool 1:03.17 National record (Finland) 52.28
record: Ronny Brännkärr		 82.8% +10.89

Season-best results

EventPoolTimeFINA ptsWhere
50 m backstroke 50 m pool 31.64 412 16 May 2026 · Laviaarit 2026
50 m backstroke 25 m pool 29.66 414 14 Nov 2025 · IKM 2025 Etelä-Suomi 1
100 m backstroke 50 m pool 1:09.40 411 14 Mar 2026 · Cetus Games 2026
100 m backstroke 25 m pool 1:05.60 399 4 Oct 2025 · Speedo Cup 2025
50 m breaststroke 25 m pool 35.09 359 7 Dec 2025 · Cetus GP RU 2025
50 m butterfly 50 m pool 27.22 547 25 Jun 2026 · SM-uinnit 2026
50 m butterfly 25 m pool 26.81 533 14 Nov 2025 · IKM 2025 Etelä-Suomi 1
100 m butterfly 50 m pool 1:02.31 499 16 May 2026 · Laviaarit 2026
100 m butterfly 25 m pool 1:01.29 473 21 Dec 2025 · Kinkkukarkelot (time trial) 2025
50 m freestyle 50 m pool 26.01 519 25 Jun 2026 · SM-uinnit 2026
50 m freestyle 25 m pool 24.94 528 21 Dec 2025 · Kinkkukarkelot (time trial) 2025
100 m freestyle 50 m pool 57.03 538 16 May 2026 · Laviaarit 2026
100 m freestyle 25 m pool 55.06 540 12 Dec 2025 · IKM-finaalit
200 m freestyle 50 m pool 2:10.02 482 25 Jun 2026 · SM-uinnit 2026
200 m freestyle 25 m pool 2:02.38 535 14 Nov 2025 · IKM 2025 Etelä-Suomi 1
400 m freestyle 25 m pool 4:33.49 467 1 Feb 2026 · Cetus GP pitkät vaparit 2026
100 m medley 25 m pool 1:03.17 474 11 Apr 2026 · Cetus GP Sekauinti 2026

Recent swims

DateMeetEventTimePts
25 Jun 2026 SM-uinnit 2026 100 butterfly 1:02.77 488
25 Jun 2026 SM-uinnit 2026 50 freestyle 26.01 519
25 Jun 2026 SM-uinnit 2026 50 butterfly 27.22 547
25 Jun 2026 SM-uinnit 2026 200 freestyle 2:10.02 482
23 May 2026 Märsky-uinnit 100 freestyle 57.60 522
16 May 2026 Laviaarit 2026 50 butterfly 27.48 532
16 May 2026 Laviaarit 2026 100 freestyle 57.03 538
16 May 2026 Laviaarit 2026 50 freestyle 26.22 507
16 May 2026 Laviaarit 2026 200 freestyle 2:10.76 474
16 May 2026 Laviaarit 2026 50 backstroke 31.64 412
16 May 2026 Laviaarit 2026 100 butterfly 1:02.31 499
11 Apr 2026 Cetus GP Sekauinti 2026 100 medley 1:03.17 474
4 Apr 2026 Simmis Meet 2026 50 butterfly 27.43 535
4 Apr 2026 Simmis Meet 2026 100 butterfly 1:03.98 461
3 Apr 2026 Simmis-uinnit 100 freestyle 58.05 510
3 Apr 2026 Simmis-uinnit 50 backstroke 31.80 406
3 Apr 2026 Simmis-uinnit 50 freestyle 26.17 510
22 Mar 2026 Cetus GP Perhosuinti 2026 100 butterfly 1:01.82 461
14 Mar 2026 Cetus Games 2026 100 butterfly 1:06.42 412
14 Mar 2026 Cetus Games 2026 100 freestyle 57.77 518
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