In a joint statement they said: “It is with sadness and regret that we confirm our separation.
The couple pictured together last year (Jonathan Brady/PA)
“It is a mutual decision, we still care deeply about each other and would like it to be known it is on amicable terms and we wish each other well.”
The couple married in 2013 at Babington House, Somerset, in a celebration attended by Lily Allen and other Made In Chelsea stars.
Millie Mackintosh was pictured at the Fabulous Fund Fair on Saturday night (Daniel Leal-Olivas/PA)
The musician, whose real name is Stephen Manderson, posted on Instagram three weeks ago that they had only spent one day together “all year”.
He said a trip to Florence, Italy, in January was the first time they had spent quality time together in weeks and told The Sun they were “like ships in the night”.
Neither has filed for divorce yet.