<Li> On 13 May 2011, Y.S. Jaganmohan Reddy of YSR Congress got elected from Kadapa, Andhra Pradesh . He resigned his seat, when he resigned from Indian National Congress . He contested that seat again won by 545,000 votes . </Li> <Li> Elections were held on 13 October 2011 for the Hissar Lok Sabha seat due to the death of Bhajan Lal . The HJC - BJP alliance, represented by Kuldeep Bishnoi s / o Bhajan Lal, won the election . </Li> <Li> On 3 May 2012, Akhilesh Yadav resigned from the Kannauj seat, to serve as Chief Minister of Uttar Pradesh, after Samajwadi Party won Assembly Elections . His wife, Dimple Yadav was elected unopposed from the seat in the bye - elections . </Li> <Li> On 13 October 2012 results of by - elections to Tehri Garhwal (Lok Sabha constituency) in Uttarakhand and Jangipur (Lok Sabha constituency) in West Bengal were declared . The incumbent MP of Tehri Vijay Bahuguna had resigned upon being elected to the Uttarakhand Legislative assembly and becoming Chief Minister, while the MP from Jangipur, Pranab Mukherjee, had ceased to be an MP upon election as the President of India, thus necessitating the by - elections . In Tehri, Mala Rajya Laxmi Shah of BJP won the seat while Abhijit Mukherjee (son of Pranab Mukherjee) retained the Jangipur seat as Congress nominee . </Li>

Who is the only member of the 15th lok sabha to get elected to the house unopposed