January Jones is pregnant

January Jones is expecting her first child.

The Mad Men actress has announced her pregnancy – although we don’t know who the daddy is.

Her rep told Us Weekly that January is “happy to announce that she is expecting her first child this fall.”

In the past the 33-year-old has dated Jason Sudeikis, Josh Groban and Ashton Kutcher.

Jones is keeping the details of her pregnancy private, including the identify of her unborn baby’s father.