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Aleksandra Kościelniak

born 2002 · female · 🇵🇱 Poland · UKS Shark Rudna

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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
2
Swims
20
Best FINA points
700

Progression — all-time

100 m backstroke 25 m pool
54 swims · best time 1:00.78 · 7.87 faster than the first swim
Polish record · 57.09 1:00.78 1:00.001:05.001:10.00 01.1705.1910.2102.24
50 m backstroke 25 m pool
51 swims · best time 28.14 · 3.30 faster than the first swim
Polish record · 26.03 28.14 26.0028.0030.0032.00 01.1705.1910.2102.24
50 m butterfly 25 m pool
39 swims · best time 26.75 · 3.27 faster than the first swim
Polish record · 25.36 26.75 26.0028.0030.0032.00 08.1711.1901.2203.24
50 m freestyle 25 m pool
38 swims · best time 25.75 · 2.97 faster than the first swim
Polish record · 23.10 25.75 24.0026.0028.00 01.1705.1910.2102.24
100 m backstroke 50 m pool
36 swims · best time 1:03.37 · 7.18 faster than the first swim
Polish record · 59.75 Olympic bronze · 57.98 OQT · 59.99 1:03.37 1:00.001:05.001:10.00 06.1702.2009.2205.25
50 m backstroke 50 m pool
34 swims · best time 29.39 · 3.40 faster than the first swim
Polish record · 27.72 29.39 28.0030.0032.00 06.1702.2009.2205.25
200 m backstroke 25 m pool
34 swims · best time 2:12.92 · 12.28 faster than the first swim
Polish record · 2:04.43 2:12.92 2:10.002:20.002:30.00 01.1705.1910.2102.24
200 m backstroke 50 m pool
30 swims · best time 2:20.51 · 4.16 faster than the first swim
Polish record · 2:08.96 OQT · 2:10.39 2:20.51 2:10.002:20.002:30.00 02.1808.2001.2306.25

Road to the Olympics & Polish records

Season-best results from 2025/26 against Paris 2024 bronze, the qualifying standard (OQT) and Polish records.

Record sources: Poland: Polski Związek Pływacki - Komisja Pływania / Rekordy (updated 7 Dec 2025)

EventPoolTimeTargetWOZMissing
100 backstroke 50 m pool 1:04.99 Polish record 59.75
record: Paulina Peda		 91.9% +5.24
50 backstroke 50 m pool 30.25 Polish record 27.72
record: Alicja Tchórz		 91.6% +2.53
50 butterfly 50 m pool 28.73 Polish record 25.91
record: Anna Dowgiert		 90.2% +2.82
200 backstroke 50 m pool 2:23.63 Polish record 2:08.96
record: Laura Bernat		 89.8% +14.67
200 medley 50 m pool 2:27.73 Polish record 2:12.13
record: Katarzyna Baranowska		 89.4% +15.60
100 backstroke 50 m pool 1:04.99 Olympic bronze 57.98
record: Katharine Berkoff		 89.2% +7.01
200 backstroke 50 m pool 2:23.63 Olympic bronze 2:05.57
record: Kylie Masse		 87.4% +18.06
50 freestyle 50 m pool 27.68 Olympic bronze 24.20
record: Zhang Yufei		 87.4% +3.48
200 medley 50 m pool 2:27.73 Olympic bronze 2:08.08
record: Kaylee McKeown		 86.7% +19.65
50 freestyle 50 m pool 27.68 Polish record 23.95
record: Katarzyna Wasick		 86.5% +3.73

Season-best results

EventPoolTimeFINA ptsWhere
50 m backstroke 50 m pool 30.25 700 21 Apr 2026 · MISTRZOSTWA POLSKI W KATEGORII OPEN
100 m backstroke 50 m pool 1:04.99 679 21 Apr 2026 · MISTRZOSTWA POLSKI W KATEGORII OPEN
200 m backstroke 50 m pool 2:23.63 630 21 Apr 2026 · MISTRZOSTWA POLSKI W KATEGORII OPEN
50 m butterfly 50 m pool 28.73 614 21 Apr 2026 · MISTRZOSTWA POLSKI W KATEGORII OPEN
50 m freestyle 50 m pool 27.68 620 21 Apr 2026 · MISTRZOSTWA POLSKI W KATEGORII OPEN
200 m medley 50 m pool 2:27.73 622 21 Apr 2026 · MISTRZOSTWA POLSKI W KATEGORII OPEN

Recent swims

DateMeetEventTimePts
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 50 freestyle 27.68 620
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 200 backstroke 2:24.48 619
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 200 backstroke 2:23.63 630
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 100 backstroke 1:05.77 655
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 100 backstroke 1:04.99 679
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 50 backstroke 30.90 656
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 50 backstroke 30.25 700
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 50 butterfly 28.78 611
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 50 butterfly 28.73 614
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 200 medley 2:29.65 598
21 Apr 2026 MISTRZOSTWA POLSKI W KATEGORII OPEN 200 medley 2:27.73 622
28 Mar 2026 Feniks Pool Party - 6 edycja 50 freestyle 27.97 601
28 Mar 2026 Feniks Pool Party - 6 edycja 50 freestyle 28.03 597
28 Mar 2026 Feniks Pool Party - 6 edycja 100 backstroke 1:06.26 640
28 Mar 2026 Feniks Pool Party - 6 edycja 100 backstroke 1:05.77 655
28 Mar 2026 Feniks Pool Party - 6 edycja 50 backstroke 31.08 645
28 Mar 2026 Feniks Pool Party - 6 edycja 50 backstroke 30.85 660
28 Mar 2026 Feniks Pool Party - 6 edycja 50 butterfly 29.49 568
28 Mar 2026 Feniks Pool Party - 6 edycja 50 butterfly 29.53 566
28 Mar 2026 Feniks Pool Party - 6 edycja 200 backstroke 2:24.69 616
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