Sunny Leone pairs up with Randeep Hooda and Arunoday Singh in Jism 2. (HT Photo/Ajay Aggarwal)
Gujarat Chief Minister Narendra Modi was next in line, followed by Malala Yousafzai (an education activist from Pakistan), Uttar Pradesh Chief Minister Akhilesh Yadav and Robert Vadra.
"YIR combines search trends with the editorial selection of what users read, recommended and shared most on the Yahoo! network in India during 2012. It offers a glimpse into the social trends, compelling newsmakers and top stories of 2012," Yahoo! said in a statement.
It is clear while looking at the top trends that scams and controversies, with a large dose of Bollywood gossip, captured the attention of the user in 2012, it added.
Indo-Canadian adult movie star Sunny Leone became the most searched celebrity online during 2012, ahead of many of Bollywood's leading ladies, thanks to her controversial entry into Bollywood with Big Boss 5 and Jism 2.
However, in terms of celebrities making news, it was Aishwarya Rai's post pregnancy weight gain that put her ahead of Leone in the 'Celebrity in the News' list for 2012. Others in the list included Poonam Pandey, 'Saifeena' (Saif Ali Khan and Kareena Kapoor) and Sherlyn Chopra.
The Indian 'Brangelina' -- Saifeena -- were also the most sought after celebrity couple in 2012 as netizens searched on the latest information on where the couple would get married, their trousseau and the guest list.
Superstar Amitabh Bachchan and Sonam Kapoor topped the list of 'Best Dressed Celebrities', while queen of small screen Ekta Kapoor topped this year's 'Worst Dressed' list, with Mallika Sherawat tailing her at a close second.
Virat Kohli was the most searched cricketer, ahead of Rahul Dravid, VVS Laxman, Kevin Pietersen and Sachin Tendulkar.
YIR selected Olympics Bronze medalist boxer Mary Kom as Yahoo! India's 'Person of the Year' following her performance at the London Games 2012.
iPhone 5 dominated the list of Top Tech Stories for 2012, followed by Google glass, Facebook IPO and its purchase of Instagram.