Unsolved
The Lake Bodom Murders
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Unsolved
The Murder of Kyllikki Saari
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Unsolved
The Tulilahti Murders
Two young women on a cycling trip, Eine Nyyssönen and Riitta Pakarinen, disappeared while camping at Tulilahti in 1959 and were later found murdered.
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Unsolved
The Ulvila Murder
Jukka S. Lahti was killed in his home in Ulvila in 2006 while his wife, Anneli Auer, called emergency services and reported an outside attacker.
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Solved
Jammu Siltavuori
Jammu Siltavuori abducted and killed two eight-year-old girls in Helsinki in 1989, after a history of serious sexual offenses.
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Solved
The Myyrmanni Shopping Centre Bombing
An explosive device detonated at the Myyrmanni shopping center in Vantaa in 2002, killing seven people including the young man who carried the bomb.
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Solved
The Jokela School Shooting
A student opened fire at Jokela High School in 2007, killing eight people before shooting himself.
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Solved
The Kauhajoki School Shooting
A gunman killed ten people at a vocational college in Kauhajoki in 2008 before fatally shooting himself.
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Solved
Matti Haapoja
Matti Haapoja was a 19th-century Finnish criminal linked to multiple killings in Finland and during periods spent in the Russian Empire.
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Solved
The Hyvinkää Shooting
A gunman fired from a rooftop into people in central Hyvinkää in 2012, killing two and injuring several others.
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Solved / Identified
The Sello Shopping Centre Shooting
Five victims were killed in Espoo on 31 December 2009 before the identified gunman died by suicide.
Open case file →Solved
The 2017 Turku Terror Attack
Two people were killed and eight wounded in Turku in 2017; the attacker received a life sentence for terrorism-related murders and attempted murders.
Open case file →Solved
The Kuopio School Sword Attack
A 2019 attack at Savo Vocational College killed one woman; Joel Marin was sentenced to life for murder and 20 attempted murders.
Open case file →Adjudicated
The Imatra Triple Murder
Three women were killed outside an Imatra restaurant in 2016; the court found the defendant guilty of murder and ordered compulsory psychiatric treatment.
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The Koskela Teen Murder
Three 16-year-olds were convicted of murdering another 16-year-old in Helsinki's Koskela district in December 2020.
Open case file →Adjudicated
The Porvoo McDonald's Triple Murder
Three men were shot dead at a Porvoo drive-through in 2010; Esa Åkerlund admitted the killings and received a 15-year sentence.
Open case file →Resolved / Historical
The 1986 Mikkeli Hostage Crisis
A Helsinki bank robbery became a mobile hostage crisis that ended in Mikkeli with an explosion killing the robber and one hostage.
Open case file →Adjudicated
Michael Penttilä, Finland's Serial Strangler
A repeat violent offender with three earlier homicide convictions received a life sentence for a fourth killing in Helsinki in 2018.
Open case file →Adjudicated
The Heino Murders
Martti and Elise Heino were lured to a cottage in Loppi in 2001 and murdered during a planned robbery; four young offenders were convicted.
Open case file →Adjudicated
Aino Nykopp, Finland's “Poison Nurse”
A Helsinki practical nurse was convicted of five murders and five attempted murders committed between 2004 and 2009 and received a life sentence.
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The Ullanlinna Murder
Roope Bob Tikkanen was convicted of murdering his wife in Helsinki in 2022; his life sentence became final after the Supreme Court refused leave to appeal in 2026.
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The Disappearance of Raisa Räisänen
Sixteen-year-old Raisa Räisänen vanished from central Tampere in 1999. Her case remains unresolved and has been investigated as a suspected murder.
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The Kirkkonummi Triple Murder
Veikko Rytkönen, Berit Andersson and their infant daughter were killed at home in Kirkkonummi in 1990; no offender has been convicted.
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The Valkeakoski Teen Murder
A 15-year-old girl was murdered in Valkeakoski in 2024; Tuomas Salminen's life sentence became final after the Supreme Court refused leave to appeal.
Open case file →Adjudicated
The Tampere Hämeenkatu Murder
Terno Hedman received a life sentence for murdering his pregnant partner in central Tampere in 2024; the murder conviction was upheld on appeal.
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The Viking Sally Murder
Klaus Schelkle was killed aboard the Viking Sally in 1987; a man tried decades later was acquitted and the crime remains unresolved.
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The Albertinkatu Shooting Range Murders
Three men were killed at a Helsinki shooting range in 1999; courts found Sanna Sillanpää guilty but not criminally responsible because of severe mental illness.
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Mika Muranen and the 1994 Kotka Triple Murder
A Finnish conscript killed three people in the Kotka area in 1994, triggering an armed manhunt and a life sentence.
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The Murder of Ilpo Härmäläinen
A 1994 disappearance became a landmark cold-case conviction after Härmäläinen's body was recovered from Airisto nearly 28 years later.
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The Lahti Pizzeria Triple Murder
Three men were shot dead in a Lahti restaurant in 2000 during a biker-gang conflict; appellate proceedings ultimately produced three life sentences for murder.
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The Pihtipudas Police Murders
Four police officers were killed in Pihtipudas in 1969 after responding to an armed disturbance; Tauno Pasanen received a life sentence.
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The Tehtaankatu Police Murders
Helsinki officers Eero Holsti and Antero Palo were murdered in 1997 after a hotel robbery; Steen Christensen received a life sentence.
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The Kuopio Nylon Stocking Murders
Terttu Mikkonen and Raili Laitinen were killed in Kuopio in 1964–65; Ilkka Kivioja was convicted and ultimately sentenced to 15 years.
Open case file →Unsolved
The Helsinki Cellar Murders
Susanne Lindholm, Seija Kekkonen and Onerva Ketola were murdered in Helsinki between 1976 and 1981; the three cases remain unsolved.
Open case file →Adjudicated
The 1971 Finnish Hitchhiker Killings
Three young women disappeared in southern Finland in 1971; Ensio Koivunen was convicted after a major investigation and lengthy appellate proceedings.
Open case file →Resolved / Identified
The Raumanmeri School Shooting
Two classmates were killed in Rauma in 1989; the 14-year-old offender was identified but was below Finland's age of criminal responsibility.
Open case file →Adjudicated
The Killing of Eveliina Lappalainen
Fourteen-year-old Eveliina was killed in Imatra in 2000; Finland's Supreme Court ultimately convicted Otto Martikainen of manslaughter committed as a minor and sentenced him to seven years.
Open case file →Unsolved
The Murder of Elli Immo
Twenty-year-old Elli Immo was killed in Kemi in 1955; police reopened the cold case decades later, but no one has been convicted.
Open case file →Adjudicated
The 2003 Vuosaari Contract Killing
Volkan Ünsal was killed in Helsinki in 2003; four men received life sentences for the contract killing, while a later case against Jari Aarnio ended in acquittal on appeal.
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The 2019 Valkeakoski Double Murder
Two men were murdered in a Valkeakoski apartment in January 2019; two defendants were convicted and received life sentences.
Open case file →Adjudicated
The Porvoo Lyseo Park Child Murder
A three-year-old girl was murdered in Porvoo in 2017; her father received a life sentence that remained in force after Supreme Court review ended.
Open case file →Adjudicated
The 2015 Pori Teen Murder
Ramin Azimi was convicted of murdering his 17-year-old former girlfriend in 2015; his life sentence became final after Supreme Court review ended in 2017.
Open case file →Adjudicated
The Pitäjänmäki McDonald's Murder
A 21-year-old woman was murdered by her former partner in a Helsinki restaurant in 2024; Dimitri Allan Lindberg's life sentence became final in 2026.
Open case file →Adjudicated
The Nokia Duct-Tape Murder
A 17-year-old girl was murdered in Nokia in 2017; Oskari Topias Sylve received a life sentence that became final after Supreme Court review.
Open case file →Resolved / Identified
The Viertola School Shooting
A 12-year-old pupil shot three classmates in Vantaa in 2024, killing one; no prosecution followed because the shooter was below the age of criminal responsibility.
Open case file →Adjudicated
The Murder of Milla Aronen
Milla Aronen disappeared in Somero in 2019; Jyri Nieminen was ultimately convicted of her murder and sentenced to life imprisonment.
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