Khan, who is worth £23million, announced the couple's separation in August in a tweet that read: 'So me and the wife Faryal have agreed to split. I'm currently in Dubai. Wish her all the best'.
He said in a Snapchat video on September 8: 'So me and Faryal are not together. I have filed for a divorce.
'I hear she has just announced she is pregnant. She didn't tell me. I had to read it on social media.'