Allen is a cricket fan and also has actually appeared on Examination Match Special. Allen began dating artist Ed Simons of the Chemical Brothers in September 2007, and in December, Allen introduced that she and also Simons were expecting a kid. Allen endured a miscarriage in January 2008. Adhering to 5 months of dating, Allen’s relationship with Simons finished right after her miscarriage. Allen has mentioned that she invested 3 weeks in a psychiatric clinic due to anxiety complying with the miscarriage.
In July 2009, Allen started dating Sam Cooper, a builder and also decorator. On 5 August 2010, Allen introduced that she was expectant with her and also Cooper’s initial child, later validated to be a boy due early in 2011. She experienced complications early in the maternity, including “regarding a week and also a fifty percent of really heavy blood loss.” In late October, 6 months right into her pregnancy, Allen acquired a viral infection which triggered her to endure a stillbirth, revealed on 1 November. On 6 November, Allen was confessed to a healthcare facility, where she responded well to treatment for septicaemia.
Allen as well as Cooper became engaged in December 2010 while on holiday in Bali. They wed on 11 June 2011 at St. James church in Cranham, Gloucestershire, England. The developer of Allen’s wedding dress confirmed she was numerous months pregnant on the wedding day. Allen brought to life a child, Ethel Mary,  on 25 November 2011. She gave birth to her 2nd child, child Marnie Rose, on 8 January 2013.
She is the third-cousin of singer Sam Smith.
Although the singer is a strong supporter of the Work Event, she was credited with assisting inspire a parliamentary rebellion against former Head of state Gordon Brown when she wrote to all Members of Parliament asking to back a change to an energy expense. She later verified her assistance for the Labour Celebration and also then-Prime Preacher Gordon Brown in particular.
After the British federal government’s plans to implement a three-strikes policy for report sharing copyright infringement, Allen came out in assistance for disconnecting repeat transgressors. Creating a blog site titled “It’s Not Alright” against documents sharing, it subsequently came to light that she had duplicated message straight from the Techdirt internet site of a meeting with 50 Cent, without attribution.This brought about accusations that Allen had infringed on other musicians’ copyrights by developing mix tapes early in her career, that she then provided by means of her website. A group of supporters of filesharing launched a denial of service assault dubbed Operation Payback that shut down Allen’s web site and also targeted other doubters.
On 1 October 2009, Allen and numerous various other artists launched the world’s very first electronic musical application focused on pressuring globe leaders participating in the December 2009 climate modification summit in Copenhagen. The petition consisted of a cover of the tune “Beds Are Burning” by Twelve o’clock at night Oil.