You can, but it almost surely will be a disaster for you, particularly if there are children or real property involved. At least talk to a lawyer if you are thinking about doing this.
We have handled lots of divorce cases after a party represented himself or herself, just cleaning up the mess they made.
LEE & KISNER
One Broadway Executive Park
201 NW 63rd, Suite 230
Oklahoma City, OK 73116-8237
(405) 848-5532 telephone
(405) 848-5502 facsimile