London, July 31 : Brit actor Jude Law’s fourth child is reportedly due on his son Rafferty’s 13th birthday.

As per the due date listed on an online gift registry, model Samantha Burke is expected to deliver on October 6, the same day Law’s eldest child, with actress Sadie Frost, was born.

Law and Burke reportedly had a fling at the beginning of 2009, when the actor was shooting Sherlock Holmes in New York.

“Ms. Burke can confirm that she did in fact have a relationship with Mr. Law and that she has informed Mr. Law that she is expecting his child later this fall,” the Daily Express quoted statement from Burke’s attorney as reading.

“Since informing Mr. Law of the pregnancy, he has been nothing but responsive and supportive of Ms. Burke and the pregnancy,” the statement added. (ANI)