Robert Mitchell, 32, was last seen in Santa Ana on April 12, 2025. Originally from Arizona, where his family still lives, he had been experiencing homelessness in Anaheim and was known to spend time in the Anaheim Resort area. He is described as a Black / African American male, six feet tall, about 300 pounds, with short curly black hair, brown eyes and a full beard. He has been known as Robert Mitchell Jr. and by the alias GISLE NINJA.

The circumstances before and after his last sighting are not publicly detailed. The disappearance was reported to the Anaheim Police Department on September 2, 2025, and the case was entered into NamUs as MP158370 with a record created on May 6, 2026. Clothing, personal belongings and other specifics about the April 12 sighting have not been released.

If anyone saw Robert in Santa Ana or the Anaheim Resort area around April 12, 2025, or has information about where he might be, please share what you know with the Anaheim Police Department.