Kerttu Jaatinen
| Club | EHMS |
| Nationality | Finland |
Ratings
| Category | Last competed | Rank (current) | Weighted Rating (current) | Rank (best) | Weighted Rating (best) |
|---|---|---|---|---|---|
| Longsword | |||||
| - Women's Steel Longsword | September 2026 | 646 (top 90%) | 787.4 | 569 (January 2026) | 828 (January 2026) |
| - Underrepresented Genders & Women's Steel Longsword | September 2026 | 1000 (top 80%) | 896.4 | 831 (May 2026) | 953.7 (May 2026) |
| Sabre | |||||
| - Women's Steel Sabre | September 2026 | 207 (top 84%) | 898.4 | 207 (October 2026) | 899.1 (September 2026) |
| - Underrepresented Genders & Women's Steel Sabre | September 2026 | 333 (top 81%) | 902.5 | 333 (October 2026) | 903.2 (September 2026) |
Record
| Division | Total | Win | Loss | Draw | Other |
|---|---|---|---|---|---|
| Women's Steel Longsword | 17 | 0 | 17 | 0 | 0 |
| Underrepresented Genders Steel Longsword | 6 | 2 | 4 | 0 | 0 |
| Women's Steel Sabre | 7 | 0 | 6 | 1 | 0 |
| Sum | 30 | 2 | 27 | 1 | 0 |
Full rating histories
Underrepresented Genders & Women's Steel Longsword
January 2026
870
833
0
February 2026
896
832.3
1
-0.7
March 2026
931
831.6
2
-0.7
April 2026
964
830.9
3
-0.7
May 2026
831
953.7
0
122.8
June 2026
854
953
1
-0.8
July 2026
877
952.2
2
-0.8
August 2026
892
951.4
3
-0.8
September 2026
1013
897.4
0
-54
October 2026
1000
896.4
1
-1
Women's Steel Longsword
January 2026
569
828
0
February 2026
570
827.4
1
-0.7
March 2026
573
826.7
2
-0.7
April 2026
592
826
3
-0.7
May 2026
594
825.3
4
-0.7
June 2026
609
824.6
5
-0.7
July 2026
617
823.9
6
-0.7
August 2026
615
823.2
7
-0.7
September 2026
650
788.4
0
-34.9
October 2026
646
787.4
1
-0.9
Underrepresented Genders & Women's Steel Sabre
September 2026
337
903.2
0
October 2026
333
902.5
1
-0.7
Women's Steel Sabre
September 2026
209
899.1
0
October 2026
207
898.4
1
-0.7
Match results
Underrepresented Genders & Women's Steel Longsword - 23 fights
September 2026 - Battle of the Bridge 2026
Battle of the Bridge 2026
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Women's Steel Longsword | Pool 1 | Anastasiia Dehtiarenko | LOSS | 1197.31 | 33% |
| Women's Steel Longsword | Pool 1 | Idamaria Lehtinen | LOSS | 1340.26 | 29% |
| Women's Steel Longsword | Pool 1 | Emelie Roos | LOSS | Unrated | |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Karolina Haniszewska | LOSS | Unrated | |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Minna Vasarainen | LOSS | 1920.12 | 4% |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Kerttu Aronen | LOSS | Unrated | |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Aimilia Stergiopoulou | LOSS | 1239.65 | 30% |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Emelie Roos | LOSS | Unrated | |
| Women's Steel Longsword (Triathlon) | Pool 2 | Natalie Summers | LOSS | 1141.58 | 41% |
| Women's Steel Longsword (Triathlon) | Pool 2 | Hilma Westermark | LOSS | Unrated | |
| Women's Steel Longsword (Triathlon) | Pool 2 | Emmi Halmesvirta | LOSS | 1325.03 | 29% |
| Women's Steel Longsword (Triathlon) | Pool 2 | Lydia Achiam | LOSS | 1679.59 | 10% |
May 2026 - AhmaCub 2026
AhmaCub 2026
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Underrepresented Genders Steel Longsword | Pools | Minna Vasarainen | LOSS | 1860.34 | 6% |
| Underrepresented Genders Steel Longsword | Pools | Aleksandra Gorchakova | WIN | Unrated | |
| Underrepresented Genders Steel Longsword | Pools | Pirkko Mustamo | LOSS | 1302.97 | 26% |
| Underrepresented Genders Steel Longsword | Pools | Anna Tenhunen | WIN | Unrated | |
| Underrepresented Genders Steel Longsword | Pools | Heidi Björn | LOSS | 1474.92 | 16% |
| Underrepresented Genders Steel Longsword | Pools | Vilja Virtanen | LOSS | Unrated |
January 2026 - Helsinki Longsword Open 2026
Helsinki Longsword Open 2026
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Women's Steel Longsword | pool 6 | Idamaria Lehtinen | LOSS | 1379.94 | |
| Women's Steel Longsword | pool 6 | Anna Straif | LOSS | 1287.73 | |
| Women's Steel Longsword | pool 6 | Jane Gylling | LOSS | 1576.81 | |
| Women's Steel Longsword | pool 6 | Marina Hertlein | LOSS | 1533.49 | |
| Women's Steel Longsword | pool 6 | Tatiana Semashko | LOSS | 849.89 |
Women's Steel Longsword - 17 fights
September 2026 - Battle of the Bridge 2026
Battle of the Bridge 2026
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Women's Steel Longsword | Pool 1 | Anastasiia Dehtiarenko | LOSS | 1197.31 | 33% |
| Women's Steel Longsword | Pool 1 | Idamaria Lehtinen | LOSS | 1340.26 | 29% |
| Women's Steel Longsword | Pool 1 | Emelie Roos | LOSS | Unrated | |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Karolina Haniszewska | LOSS | Unrated | |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Minna Vasarainen | LOSS | 1920.12 | 4% |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Kerttu Aronen | LOSS | Unrated | |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Aimilia Stergiopoulou | LOSS | 1239.65 | 30% |
| Women's Steel Longsword (Ratingsmaxxing Death Pools) | Pool 1 | Emelie Roos | LOSS | Unrated | |
| Women's Steel Longsword (Triathlon) | Pool 2 | Natalie Summers | LOSS | 1141.58 | 41% |
| Women's Steel Longsword (Triathlon) | Pool 2 | Hilma Westermark | LOSS | Unrated | |
| Women's Steel Longsword (Triathlon) | Pool 2 | Emmi Halmesvirta | LOSS | 1325.03 | 29% |
| Women's Steel Longsword (Triathlon) | Pool 2 | Lydia Achiam | LOSS | 1679.59 | 10% |
January 2026 - Helsinki Longsword Open 2026
Helsinki Longsword Open 2026
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Women's Steel Longsword | pool 6 | Idamaria Lehtinen | LOSS | 1379.94 | |
| Women's Steel Longsword | pool 6 | Anna Straif | LOSS | 1287.73 | |
| Women's Steel Longsword | pool 6 | Jane Gylling | LOSS | 1576.81 | |
| Women's Steel Longsword | pool 6 | Marina Hertlein | LOSS | 1533.49 | |
| Women's Steel Longsword | pool 6 | Tatiana Semashko | LOSS | 849.89 |
Underrepresented Genders & Women's Steel Sabre - 7 fights
September 2026 - Battle of the Bridge 2026
Battle of the Bridge 2026
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Women's Steel Sabre | Pool 1 | Olha Pavlyshyn | LOSS | Unrated | |
| Women's Steel Sabre | Pool 1 | Daria Novikova | LOSS | 1589.24 | |
| Women's Steel Sabre | Pool 1 | Emmi Halmesvirta | LOSS | 1175.85 | |
| Women's Steel Sabre | Pool 1 | Josefin Bohman | LOSS | 1074.44 | |
| Women's Steel Sabre | Pool 4 | Anastasiia Dehtiarenko | LOSS | 1517.54 | |
| Women's Steel Sabre | Pool 4 | Amanda Lindgren | DRAW | 1153.70 | |
| Women's Steel Sabre | Pool 4 | Aimilia Stergiopoulou | LOSS | Unrated |
Women's Steel Sabre - 7 fights
September 2026 - Battle of the Bridge 2026
Battle of the Bridge 2026
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Women's Steel Sabre | Pool 1 | Olha Pavlyshyn | LOSS | Unrated | |
| Women's Steel Sabre | Pool 1 | Daria Novikova | LOSS | 1589.24 | |
| Women's Steel Sabre | Pool 1 | Emmi Halmesvirta | LOSS | 1175.85 | |
| Women's Steel Sabre | Pool 1 | Josefin Bohman | LOSS | 1074.44 | |
| Women's Steel Sabre | Pool 4 | Anastasiia Dehtiarenko | LOSS | 1517.54 | |
| Women's Steel Sabre | Pool 4 | Amanda Lindgren | DRAW | 1153.70 | |
| Women's Steel Sabre | Pool 4 | Aimilia Stergiopoulou | LOSS | Unrated |