William Hagen
Men / born 2010
59
starts
2010
top FINA
15
personal best events
PP Over The Years
2022: 3.5 / 2023: 9.6 / 2024: 13.0 / 2025: 91.6 / 2026: 15.4
50m Backstroke Progress
2 swims recordedAll disciplinesBest Improvements
100m Medley: -8.5% at Odal Sparebank Open
800m Freestyle: -8.5% at Odal Sparebank Open
200m Medley: -7.5% at Zeekit LÅMØ Øst
200m Breaststroke: -7.5% at Zeekit LÅMØ Øst
200m Backstroke: -6% at Zeekit LÅMØ Øst 2022
PBs
100m Backstroke: 1.08,86
100m Butterfly: 1.08,39
100m Freestyle: 59,68
100m Medley: 1.08,52
1500m Freestyle: 18.08,47
200m Backstroke: 2.24,17
200m Breaststroke: 2.54,15
200m Butterfly: 3.12,90
200m Freestyle: 2.12,81
200m Medley: 2.32,86
400m Freestyle: 4.28,49
50m Backstroke: 32,92
50m Butterfly: 30,58
50m Freestyle: 26,80
800m Freestyle: 9.33,82
Top 3 FINA
2010 / 50m Freestyle / 27,16
494 / 400m Freestyle / 4.28,49
470 / 1500m Freestyle / 18.08,47
Marienlyst Open01 May 2026 / Drammen
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Backstroke National rankings | 1.11,08 | 1.11,08 | 314 | 13.26 | 0 |
| 200m Backstroke National rankings | 2.24,17 | 2.24,17 | 393 | 20.77 | 0 |
| 400m Freestyle National rankings | 4.48,05 | 4.48,05 | 400 | 21.52 | 0 |
| 50m Backstroke National rankings | 34,67 | 34,67 | 259 | 9.02 | 0 |
Zeekit LÅMØ Øst 2 - HED/OPP/ØST/AKE (minus Asker og Bærum) 202610 Apr 2026 / Sarpsborg
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.09,32 | 1.08,39 | 339 | 20.8 | -1.3 |
| 200m Backstroke National rankings | 2.24,17 | 2.25,07 | 386 | 10.57 | 0.6 |
| 200m Breaststroke National rankings | 2.56,72 | 2.54,15 | 328 | 20.31 | -1.5 |
| 200m Medley National rankings | 2.31,64 | 2.32,86 | 361 | 8.48 | 0.8 |
| 400m Freestyle National rankings | 4.30,77 | 4.28,49 | 494 | 39.59 | -0.8 |
RA CUP28 Feb 2026 / Sofiemyr
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.09,50 | 1.09,32 | 326 | 15.36 | -0.3 |
| 100m Freestyle National rankings | 59,02 | 59,68 | 424 | 10.25 | 1.1 |
| 50m Butterfly National rankings | 31,04 | 30,58 | 338 | 21.57 | -1.5 |
| 800m Freestyle National rankings | 9.36,27 | 9.33,82 | 452 | 30.23 | -0.4 |
Odal Sparebank Open Vår31 Jan 2026 / Jessheim
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.10,18 | 1.09,50 | 323 | 17.7 | -1 |
| 200m Backstroke National rankings | 2.24,17 | 2.27,45 | 367 | 4.44 | 2.3 |
| 200m Medley National rankings | 2.31,64 | DNS | 0 | 0 | n/a |
| 400m Freestyle National rankings | 4.30,77 | DNS | 0 | 0 | n/a |
Arena Open17 Jan 2026 / Lambertseter
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 200m Breaststroke National rankings | 3.01,27 | 2.56,72 | 314 | 22.6 | -2.5 |
| 400m Freestyle National rankings | 4.30,77 | 4.37,20 | 448 | 6.32 | 2.4 |
Odal Sparebank Open Høst08 Nov 2025 / Jessheim
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Backstroke National rankings | 1.12,27 | 1.08,86 | 345 | 37.97 | -4.7 |
| 100m Medley National rankings | 1.10,67 | 1.08,52 | 372 | 34.6 | -3 |
| 1500m Freestyle National rankings | 18.16,67 | 18.08,47 | 470 | 35.03 | -0.7 |
| 200m Backstroke National rankings | 2.27,75 | 2.24,17 | 393 | 34.76 | -2.4 |
| 50m Freestyle National rankings | 27,16 | 26,80 | 409 | 30.28 | -1.3 |
Lambertseter Open19 Sept 2025 / Lambertseter
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 50m Backstroke National rankings | 33,40 | 32,92 | 302 | 16.86 | -1.4 |
| 50m Freestyle National rankings | 27,16 | 27,53 | 377 | 7.09 | 1.4 |
Mjøssvøm13 Jun 2025 / Hamar
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Freestyle National rankings | 59,02 | 1.02,15 | 375 | 1.09 | 5.3 |
| 400m Freestyle National rankings | 4.36,64 | 4.52,88 | 380 | 0.83 | 5.9 |
Zeekit LÅMØ Øst14 Mar 2025 / Lørenskog
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.10,34 | 1.10,18 | 314 | 13.91 | -0.2 |
| 200m Backstroke National rankings | 2.27,75 | 2.32,34 | 333 | 2.51 | 3.1 |
| 200m Breaststroke National rankings | 3.02,55 | 3.01,27 | 291 | 13.43 | -0.7 |
| 200m Medley National rankings | 2.33,97 | 2.33,85 | 354 | 17.27 | -0.1 |
| 400m Freestyle National rankings | 4.40,91 | 4.36,64 | 451 | 38.4 | -1.5 |
Odal Sparebank Open11 Jan 2025 / Jessheim
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Freestyle National rankings | 1.02,32 | 1.01,21 | 393 | 30.99 | -1.8 |
| 100m Medley National rankings | 1.17,27 | 1.10,67 | 339 | 49.54 | -8.5 |
| 200m Freestyle National rankings | 2.15,36 | 2.12,81 | 409 | 34.24 | -1.9 |
| 50m Freestyle National rankings | 28,48 | 27,16 | 2010 | 1273.16 | -4.6 |
| 800m Freestyle National rankings | 10.52,60 | 9.57,16 | 401 | 69.32 | -8.5 |
Marienlyst open26 Apr 2024 / Drammen
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.15,86 | 1.20,83 | 205 | 0.17 | 6.6 |
| 200m Butterfly National rankings | 3.05,83 | 3.12,90 | 169 | 0.46 | 3.8 |
| 400m Freestyle National rankings | 4.51,42 | 4.55,13 | 371 | 7.18 | 1.3 |
| 50m Butterfly National rankings | 32,35 | 33,57 | 256 | 1.06 | 3.8 |
Zeekit LÅMØ Øst15 Mar 2024 / Manglerud
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.18,57 | 1.15,86 | 248 | 16.4 | -3.4 |
| 200m Backstroke National rankings | 2.45,01 | 2.45,07 | 262 | 9.23 | 0 |
| 200m Breaststroke National rankings | 3.18,83 | 3.16,56 | 228 | 9.01 | -1.1 |
| 200m Medley National rankings | 2.53,51 | 2.40,53 | 312 | 39.79 | -7.5 |
| 400m Freestyle National rankings | 4.59,85 | 4.51,42 | 386 | 36.01 | -2.8 |
LÅMØ Kvaliken27 Jan 2024 / Lørenskog
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 200m Breaststroke National rankings | 3.19,09 | 3.19,56 | 218 | 3.99 | 0.2 |
| 400m Freestyle National rankings | 5.01,91 | 4.59,85 | 354 | 19.88 | -0.7 |
Zeekit LÅMØ Øst17 Mar 2023 / Jessheim
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.38,81 | DNS | 0 | 0 | n/a |
| 200m Backstroke National rankings | 2.50,34 | 2.48,59 | 245 | 10.18 | -1 |
| 200m Breaststroke National rankings | 3.54,16 | 3.36,71 | 170 | 11.81 | -7.5 |
| 200m Medley National rankings | 3.08,29 | 3.04,60 | 205 | 8.77 | -2 |
| 400m Freestyle National rankings | 5.20,60 | 5.15,73 | 303 | 17.33 | -1.5 |
Zeekit LÅMØ Øst 202218 Mar 2022 / Fredrikstad
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.49,82 | 1.52,09 | 77 | 0.21 | 2.1 |
| 200m Backstroke National rankings | 3.22,08 | 3.09,93 | 172 | 10.81 | -6 |
| 200m Breaststroke National rankings | 4.23,12 | DISK | 0 | 0 | n/a |
| 200m Medley National rankings | 3.41,33 | 3.34,76 | 130 | 4.22 | -3 |
| 400m Freestyle National rankings | 6.22,82 | 6.24,90 | 167 | 2.06 | 0.5 |