Isabell Knag-Tveit
Women / born 2012
28
starts
301
top FINA
13
personal best events
PP Over The Years
2025: 10.8 / 2026: 19.7
100m Butterfly Progress
3 swims recordedAll disciplinesBest Improvements
400m Freestyle: -19.8% at Vestbo Medley
100m Breaststroke: -8.7% at Delfana Julecup
200m Breaststroke: -7.8% at Arna Grand Prix
200m Breaststroke: -6.3% at Zeekit LÅMØ Vest 1 - Hordaland + Sogn og Fjordane 2026
50m Butterfly: -6% at Delfana Julecup
PBs
100m Breaststroke: 1.35,27
100m Butterfly: 1.34,73
100m Freestyle: 1.16,06
100m Medley: 1.29,21
200m Backstroke: 3.10,50
200m Breaststroke: 3.17,62
200m Freestyle: 2.49,90
200m Medley: 3.10,03
400m Freestyle: 5.49,80
50m Backstroke: 43,30
50m Breaststroke: 44,67
50m Butterfly: 39,76
50m Freestyle: 36,20
Top 3 FINA
301 / 200m Breaststroke / 3.17,62
288 / 100m Freestyle / 1.16,06
285 / 400m Freestyle / 5.49,80
Zeekit LÅMØ Vest 1 - Hordaland + Sogn og Fjordane 202610 Apr 2026 / Bergen
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.35,87 | 1.34,73 | 172 | 5.24 | -1.2 |
| 200m Backstroke National rankings | 3.16,17 | 3.10,50 | 237 | 13.81 | -2.9 |
| 200m Breaststroke National rankings | 3.30,85 | 3.17,62 | 301 | 33.99 | -6.3 |
| 200m Medley National rankings | 3.10,03 | DNS | 0 | 0 | n/a |
| 400m Freestyle National rankings | 6.11,07 | 5.49,80 | 285 | 28.87 | -5.7 |
Arna Grand Prix14 Mar 2026 / Slåtthaug
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Breaststroke National rankings | 1.38,35 | 1.35,27 | 280 | 19.93 | -3.1 |
| 100m Butterfly National rankings | 1.35,87 | 166 | 25 | n/a | |
| 200m Backstroke National rankings | 3.16,17 | 217 | 25 | n/a | |
| 200m Breaststroke National rankings | 3.48,78 | 3.30,85 | 248 | 25.59 | -7.8 |
| 200m Freestyle National rankings | 2.57,99 | 2.49,90 | 273 | 23.2 | -4.5 |
Vinterskvetten14 Feb 2026 / Åstveit
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Freestyle National rankings | 1.18,51 | 1.16,06 | 288 | 21.08 | -3.1 |
| 200m Medley National rankings | 3.10,03 | 262 | 25 | n/a | |
| 50m Butterfly National rankings | 40,34 | 39,76 | 218 | 8.79 | -1.4 |
Delfana Julecup13 Dec 2025 / Slåtthaug
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Breaststroke National rankings | 1.47,72 | 1.38,35 | 254 | 28.06 | -8.7 |
| 100m Medley National rankings | 1.33,24 | 1.29,21 | 235 | 16.75 | -4.3 |
| 50m Butterfly National rankings | 42,93 | 40,34 | 209 | 15.97 | -6 |
Vestbo Medley29 Nov 2025 / Ågotnes
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 200m Backstroke National rankings | DISK | 0 | 0 | n/a | |
| 400m Freestyle National rankings | 7.42,96 | 6.11,07 | 238 | 28.22 | -19.8 |
Høstskvetten15 Nov 2025 / Åstveit
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Breaststroke National rankings | 1.47,72 | DISK | 0 | 0 | n/a |
| 100m Butterfly National rankings | DISK | 0 | 0 | n/a | |
| 100m Freestyle National rankings | 1.22,42 | 1.18,51 | 262 | 21.9 | -4.7 |
| 50m Breaststroke National rankings | 46,43 | 44,67 | 256 | 18.56 | -3.8 |
| 50m Butterfly National rankings | 43,08 | 42,93 | 173 | 4.33 | -0.3 |
ArnaSprinten01 Nov 2025 / Slåtthaug
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Medley National rankings | 1.35,03 | 1.33,24 | 206 | 8.69 | -1.9 |
| 50m Backstroke National rankings | 43,84 | 43,30 | 197 | 6.88 | -1.2 |
| 50m Breaststroke National rankings | 46,43 | 46,22 | 231 | 8.08 | -0.5 |
| 50m Butterfly National rankings | 43,08 | 44,21 | 158 | 0.72 | 2.6 |
| 50m Freestyle National rankings | 35,84 | 36,20 | 250 | 3.73 | 1 |