He is survived by his wife Radhika and five-year-old son Sumer. Singh's body will be taken to Ahmedabad where his parents stay. One of the youngest cinematographers in Bollywood, Singh was on a vacation to Goa with his family.
Actor Sanjay Suri was present with Singh in Goa.
"I was with Bobby on that day but I was not with him in the last 20 minutes when all this happened. Suddenly, asthmatic attack triggered and there were rashes on his face," Sanjay told IANS Wednesday.
"Bobby passed away while on the way to meet doctors," Sanjay added.
The actor said Bobby had come to Goa with his family to celebrate Christmas.
"He arrived with his family on Dec 24th night. Now his body is still in Goa hospital and will be taken to Ahmedabad where his parents stay," said Sanjay.
Singh was currently working on Akshay Kumar, Anupam Kher-starrer "Special Chabbis". He also had films like "Woh Lamhe", "Life In A Metro", "Kidnap", "No Problem" and "Jannat 2" to his credit.