UPA chairperson Sonia Gandhi defeated BJP's Dinesh Pratap Singh by a margin of 1.67 lakh votes to win the Rae Bareli seat for the fifth straight time including once in a by-election. In 2014, she had defeated BJP's Ajay Agrawal by around 3.52 lakh votes. She had become MP for the first time in 1999 from the Amethi constituency.