Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Thróttur Reykjavík W | 6 | 2 | 1 | 3 | 1 | 0 | 0 | 0 |
 Víkingur Reykjavík W | 5 | 3 | 0 | 2 | 1 | 0 | 0 | 0 |
 Valur W | 4 | 0 | 0 | 4 | 0 | 0 | 0 | 0 |
 Stjarnan W | 3 | 0 | 2 | 1 | 2 | 0 | 0 | 0 |
| Breidablik W | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 ÍBV W | 3 | 0 | 2 | 1 | 0 | 0 | 0 | 0 |
 Fylkir W | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Keflavík W | 3 | 3 | 0 | 0 | 1 | 0 | 0 | 0 |
 Tindastóll W | 3 | 3 | 0 | 0 | 2 | 0 | 0 | 0 |
 FH W | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
 Fjardab Höttur Leiknir W | 3 | 3 | 0 | 0 | 2 | 1 | 0 | 0 |
 Wolfsburg W | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 HK / Víkingur W | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Selfoss W | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Real Madrid W | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Ajax W | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Linfield W | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Paris SG W | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Slovácko W | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Wexford Youths | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Greece U19 W | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Kazakhstan U19 W | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
K. Sigurgeirsdóttir plays as a midfielder for Thor Akureyri W. Throughout his career, K. Sigurgeirsdóttir has scored 23 goals and provided 1 assists in 123 appearances across 2 clubs. Among the clubs he has represented — Thor Akureyri W, Breidablik W — K. Sigurgeirsdóttir was most prolific at Thor Akureyri W, where he scored 22 goals in 96 appearances.
