Asha Bhosle, 79, who associated with Chopra for movies like "Chandni" and "Dil To Pagal Hai", took to Twitter to express her grief.
"Just as I was getting over the grief of my daughter, my brother Yash Chopra bhaisaab has left me. Sad year, " she wrote.
Yash Chopra died of multiple organ failure in Lilavati Hospital here. He was 80.
The singer's daughter Varsha committed suicide by shooting herself at her Peddar Road residence, here. She was 56.