The incident took place at Gandhinagar railway crossing.
The deceased have been identified as Paramjeet Singh and his wife Narender Kaur (both in late 30's), their two sons aged 8 and 12, and five-year-old daughter, police said.
The cause of the suicide is not yet known.
Yamuna Nagar (Haryana): A couple allegedly committed suicide here Wednesday by jumping before a speeding train, taking along with them their three children, who also died in the incident, police said.
First Published: Wednesday, September 12, 2012, 23:32