“And I know from my right-leaning constituents how they feared a Labour government - so voted for me to try and have one less Labour seat.”
Ms Featherstone had been Crime Prevention Minister at the Home Office and was previously a minister at the Department for International Development.
Despite going into the election with a majority of 6,875, she lost her seat to Catherine West by more than 11,000 votes. She had been an MP since 2005.
She offered no suggestion of whether she would remain in politics.
Her ministerial portfolio had led her to be one of the government's leading voices on domestic abuse, sexual violence and female genital mutilation (FGM).
Read more from our Election 2015 coverage here