Aino Nykopp-Koski Born Aino Kerttu Annikki Nykopp November 1950[1] Conviction(s) 5 murders, 5 attempted murders, 3 aggravated assaults, 4 thefts, 2 drug possessions Criminal penalty Lifetime Details Victims 5 Span of crimes 2004–2009 Country Finland Date apprehended March 2009