Hari Sudhan Thanneeru, 26, an Indian techie has gone missing for over a week in Finland's capital Helsinki.
The techie who works as an engineer for Tata Consultancy Services(TCS) hails from Chennai andhas been in Finland since February last year.
Hari last visited his hometown, Chennai, two months ago, for a short while, reports said.
The family members have sent a message to external affairs Sushma Swaraj on Twitter and the Indian embassy in Finland asking for help to trace Hari.
Indian officials said they have not been able to locateHari despitesearching in various places including hospitals, a family friend told a media house.
The Indian authorities have asked the Finland government to trace Hari's phone number.