Yes!  I believe so.  I experienced bloating and cramps (No headaches, although I know they can occur because of hormonal changes) and even tailbone pain right before I found out I was pregnant.  I am 9 weeks pregnant now and still experience tailbone pain.  I have a retroverted uterus (meaning my uterus is tipped towards … Read more

One day I had terrible tailbone pain, it was a week after conception and probably about the time of implantation.  The pain was bad enough I had trouble sleeping that night.  I did not know I was pregnant yet.  I am now 9 weeks pregnant and continue to experience tailbone pain, although not as badly as that first … Read more