Documented investigations presented factually, with solved and unresolved cases separated for easier browsing.
Nanda Kerklaan and Farida Zargar were killed in separate 2010 attacks in Spijkenisse. Patrick S. was convicted in both deaths and ultimately received 25 years plus compulsory psychiatric treatment; he did not seek cassation.
Open case file →
Linda van der Giesen reported threats before she was murdered outside the Waalwijk hospital where she worked in 2015. John F. was convicted of premeditated murder; his sentence was increased on appeal to 12 years plus compulsory TBS treatment.
Open case file →Jacqueline Wittenberg was murdered in Deventer in 1999. Ernest Louwes was convicted on appeal and, after decades of review litigation, the Dutch Supreme Court refused another reopening attempt in 2023.
Open case file →Four-year-old Rowena Rikkers, initially known as the Girl of Nulde, was identified months after remains were found in 2001. Court proceedings established criminal responsibility for her death.
Open case file →Fourteen-year-old Savannah Dekker was killed in Bunschoten in June 2017. A 17-year-old boy was convicted in 2018 and received the maximum juvenile detention plus a PIJ treatment measure; in 2025 that measure was converted to adult TBS with compulsory treatment.
Open case file →Sixteen-year-old Hümeyra Ergincanli was murdered at her Rotterdam school in December 2018 after months of stalking and threats. Bekir E. was ultimately convicted of murder and received 20 years in prison plus compulsory psychiatric treatment; he did not appeal to the Supreme Court.
Open case file →
Businessman Koen Everink was murdered in his Bilthoven home in 2016. Dutch courts convicted former tennis coach Mark de J.; the Supreme Court made the 20-year sentence final in 2020.
Open case file →The Marengo prosecution brought 17 defendants to trial over a criminal organization linked to murders, attempted murders and planned killings between 2015 and 2017. Three defendants received life sentences in 2024; appeals remain pending.
Open case file →Solved / AdjudicatedTwelve-year-old Milly Boele disappeared from Dordrecht in 2010. A neighboring police officer was ultimately convicted of murder and other crimes, with the judgment becoming final in 2013.
Read case file →Solved / AdjudicatedFormer minister Els Borst was killed in 2014 and Bart van U.'s older sister Loïs in 2015. Dutch courts adjudicated the two deaths together and imposed eight years in prison plus compulsory TBS treatment.
Read case file →Solved / AdjudicatedFifteen-year-old Nicole van den Hurk disappeared on her way to work in 1995. A renewed forensic investigation led to a final conviction for rape and manslaughter.
Read case file →Solved / Extensively AdjudicatedDutch crime reporter Peter R. de Vries was shot in Amsterdam in 2021 and died nine days later. Appeal judgments in 2025 convicted the shooter, driver and operational organizer as co-perpetrators.
Read case file →Solved / AdjudicatedNineteen-year-old Milica van Doorn was killed in Zaandam in 1992. A 2017 familial-DNA investigation broke the 25-year cold case and led to convictions at trial and on appeal.
Read case file →Solved / AdjudicatedSixteen-year-old Maja Bradaric was murdered in 2003 by young men she knew. Dutch courts convicted three participants while distinguishing their individual roles in the killing and concealment.
Read case file →Solved / AdjudicatedPim Fortuyn was assassinated at the Hilversum Media Park in 2002. Volkert van der Graaf was convicted of murder and received an 18-year prison sentence.
Read case file →SolvedTen-year-old Nienke Kleiss was murdered in 2000. A wrongful conviction was later overturned after Wik H. confessed and forensic DNA evidence supported the new case.
Read case file →
SolvedA 13-year cold case solved through mass DNA testing in 2012.
Read case file →
SolvedEleven-year-old Nicky Verstappen disappeared from a summer camp in 1998. A large-scale DNA project two decades later led investigators to Jos Brech, who was convicted on appeal.
Read case file →
SolvedAnne Faber disappeared during a bicycle ride in 2017. Michael P., a convicted violent offender in psychiatric treatment, was convicted of her rape and murder.
Read case file →
SolvedThe 1994 murder of Christel Ambrosius led to two wrongful convictions in the Netherlands. DNA later identified Ronald P., who was convicted of the killing.
Read case file →
SolvedBeer executive Freddy Heineken and his driver Ab Doderer were kidnapped in Amsterdam in 1983 and held for three weeks until a record ransom was paid.
Read case file →SolvedDutch filmmaker and columnist Theo van Gogh was murdered in Amsterdam in 2004. Mohammed Bouyeri was convicted of murder with a terrorist objective and sentenced to life imprisonment.
Read case file →SolvedFour people were killed in and around a tram at 24 Oktoberplein in 2019. Gökmen Tanis was convicted of murder and attempted murder with terrorist intent and sentenced to life imprisonment.
Read case file →