The X Factor judge announced the news about her marriage to French boyfriend Jean-Bernard Fernandez-Versini on social networking site, in an attempt to stop any speculation in the media.
“I usually do not discuss my personal life but to stop the speculation I want to share my happy news… Jean-Bernard and I married on 7/7/14,” the 31-year-old singer wrote on her Facebook account, alongside a picture with her new wedding ring.
“We are very happy and excited to move forward with our lives together…”
The couple started their relationship three months ago.
Cole was previously married to English footballer Ashley Cole whom she divorced in 2010.