WWE Hall of Famer Arn Anderson applied to trademark his wrestling name on March 9th with the United States Patent and Trademark Office (USPTO) for the following
“Entertainment services, namely, live appearances by a professional wrestler and sports entertainment personality; Entertainment services, namely, personal appearances by a professional wrestler and sports entertainment personality; Entertainment services, namely, wrestling exhibits and performances by a professional wrestler and entertainer.”
As of writing, there are no records of anybody previously owning the trademark.