The couple said through a representative that they had been 'seperated for some time' and would not be continuing with their engagement.
TOP TIPS FROM KATE HUDSON'S PERSONAL TRAINER
Matt and Kate say they will continue to be 'very close friends and comitted co-parents' to their son Bingham Hawn Bellamy, who they welcomed in 2011.
Muse frontman Matt and actress Kate started dating in 2010, with Hudson falling pregnant just two months into their relationship. By spring 2011, they had announced their engagement, and Kate soon gave birth to Bingham.
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And despite the pair keeping up appearances in recent months, even being pictured a few weeks ago at the Love In For Kids Gala, it seems that things had been rocky for a while between them.
Sources have also suggested Kate has already moved on with dance star Derek Hough, with the pair being pictured getting close on several occasions.