According to a complaint filed by Sanjeev Kumar, resident of Sanjay Enclave, Sohna Road, his son Jai Sharma left for school on Saturday but did not return home, police said.
Family members searched for the boy but in vain. They suspect that their son has been kidnapped.
A case has been registered in this connection and investigation is underway, police said.
In another incident, Naveen Kumar, resident of Sihi village Sector-8, has filed a missing complaint of his 20-year-old son Ankur with the police, they said.