Ortiz, 35, and Jameson, 36, have twin 13-month-old boys together.
Daddy now faces felony domestic violence charges.
TMZ first reported that police went to the couple’s home around 10 a.m. after a 911 call from Jameson.
The gossip site said the retired porn queen had “visible injuries.”
Ortiz is 6-foot-3, 205 pounds and is a former UFC champion. Jameson is 5-foot-7, 110 pounds.
She told TMZ she plans to press charges.