Multiple officers spent hours at Tito Ortiz's home in Southern California on Friday ... after police tell TMZ Sports they're investigating a burglary at the UFC legend's place.
According to a Huntington Beach Police Department spokesperson, officers responded to a call for service at Ortiz's home early Friday morning, after an alleged theft had taken place there.
We're told Ortiz was not home at the time of the incident and is safe.
It's unclear what was said to be taken from Ortiz's home .