The 23-year-old star, who will next be seen alongside superstar Shah Rukh Khan in Gauri Shinde's "Dear Zindagi", has shared the news on social media, thanking her fans for their love.
"Ten million followers on Instagram! Millions of thanks, you guys, you make my #DearZindagi even better! #10MillionOnInsta," she wrote.
Alia has now become the third most followed Bollywood actor on Instagram after Deepika Padukone and Priyanka Chopra, who hold number one and two positions with 12.6 million and 11.8 million followers, respectively.