| In 1983, Ravinder Kumar’s family moved from Noorpur in Ganjdundwara, Uttar Pradesh, to New Delhi. His father, Brahmanand, sold their village house and went to Delhi to find work. |
| He grew up in Delhi. |
| Some villagers of Ganjdundwara remembered in media interviews that when he was a teenager, Ravinder Kumar used to visit his aunt Munni Devi’s village in Aligarh and hang around with his friends. |
| He committed his first crime at the age of 17. |
| His crimes started with the rape and murder of a labourer’s girl child in Samaypur Badli, New Delhi, in 2008. Ravinder Kumar kidnapped her from the Delhi Metro construction site and killed her. He then took her to a remote location, had sex with her body, and then disposed of her. |
| He became confident after escaping his first crime. |
| In 2009, Ravinder Kumar kidnapped a labourer’s son from Vijay Vihar in New Delhi, sexually abused him, and strangled him. This time, a case was filed against him, but he escaped due to a lack of witnesses and evidence. |
| According to the police, he would kill his victims if they refused to go with him or threatened him. He usually committed his crimes in the late afternoon or early morning. |
| Ravinder Kumar searched neighbourhoods for kids playing in front of their homes or near restrooms, attracting them with toffies and money. If the kids refused, he would fool them and take them away. |
| In rare cases, if the victim promised not to tell anyone, he would let them go. |
| Ravinder Kumar committed two crimes in Kanjhawala and Mundka in outer Delhi in 2011. |
| In 2012, he targeted two 14-year-olds known to a relative during a visit to his aunt’s house for a wedding in Aligarh. He let them go after they promised to keep quiet. |
| Ravinder Kumar committed two crimes in Noida in 2013 while working as a cleaner for a transport company contractor. |
| In 2014, he was arrested for assaulting a boy in Begumpur, South Delhi. He kidnapped the boy near his house and fled after slitting his throat, assuming the boy was dead. The boy survived, as police found him bleeding in a septic tank of an under-construction building. He got bail in the case because the police did not have any evidence against him. |
| On 16 July 2015, Ravinder Kumar was arrested for raping and murdering a six-year-old girl, who had gone missing on 14 July in Begumpur. |
| On 19 July 2015, Delhi police claimed that Ravinder Kumar was a serial killer, rapist, child molester, and necrophile who committed the abduction, rape, and murder of a minimum of fifteen children between 2008 and 2015. |
| During police interrogation, he admitted to killing thirty children. He confessed that he targeted children from poor families in Delhi, Mundka, Samaypur, Badli, Begampur, and Vijay Vihar. |
| His victims were mostly between 4 and 6 years old. Later, police connected him to 15 of the murders he confessed to. |
| Some news reports mentioned that Ravinder Kumar had used weapons in some of his crimes. |
| During questioning, he confessed to the police that most of his victims were children from poor families, who slept on the streets or were children of construction workers whose parents were too busy working to take care of them. |
| According to the Deputy Commissioner of Police Vikramjit Singh, Ravinder Kumar would attract small children with sweets and kill them if they opposed. |
| The police revealed that he would have sex with the bodies of the children after killing them. He was suffering from necrophilia. |
| The interrogation after this arrest revealed Kumar’s crime history. During police questioning, Kumar confessed that he worked as a truck helper during the day. At night, he was high on alcohol and drugs, and sometimes after watching blue films, he would go out and chase the small children. If they cried, he would kill them. |
| Deputy Commissioner of Police Vikramjit Singh asked Ravinder Kumar during questioning if he ever felt guilty about what he had done. Kumar said,
"Yes, the day after the crime, I would think what I’d done was wrong and that I would stop. But then I would get drunk again and lose control.” |
| After his arrest, Ravinder’s parents claimed in a media interview that he confessed to the murders because the police beat him. |
