After the breaking of the news of the mass sexual assaults on New Year's Eve in Cologne, on 4 January 2016, similar reports started to reach the police in Düsseldorf.
Between 4 and 6 January, around 20 reports of women having been sexually harassed were recorded; by 8 January, the number had increased to 41.

On 7 January, international news media reported the sexual assaults in Düsseldorf were committed by men of north African or Arab appearance.
On 14 January 48 sexual attacks on women on New Year's Eve in Düsseldorf had been registered.

On 18 January, the police in Düsseldorf counted 69 complaints of sexual offences on New Year's Eve.
By 21 January, the police mentioned 57 cases of sexual harassment, and 13 cases of insults based on sex or gender.
By November 2016, 103 complaints over sexual offences in Düsseldorf on New Year's Eve had been registered by the police or public prosecutor.
After the breaking of the news of the mass sexual assaults on New Year's Eve in Cologne, on 4 January 2016, similar reports started to reach the police in Düsseldorf. Between 4 and 6 January, around 20 reports of women having been sexually harassed were recorded; by 8 January, the number had increased to 41.
On 7 January, international news media reported the sexual assaults in Düsseldorf were committed by men of north African or Arab appearance. On 14 January 48 sexual attacks on women on New Year's Eve in Düsseldorf had been registered.
On 18 January, the police in Düsseldorf counted 69 complaints of sexual offences on New Year's Eve. By 21 January, the police mentioned 57 cases of sexual harassment, and 13 cases of insults based on sex or gender. By November 2016, 103 complaints over sexual offences in Düsseldorf on New Year's Eve had been registered by the police or public prosecutor.
2015–16 New Year's Eve sexual assaults in Germany