United Kingdom, June 29 -- Rob McElhenney has filed to legally change his name to Rob Mac.

The 48-year-old actor - who is perhaps best known for starring in It's Always Sunny in Philadelphia - has filed legal documents in Los Angeles to officially change his name, according to TMZ.

The Hollywood star has started investing in various sports teams in recent years, and the Wrexham AFC co-owner previously admitted that his surname is a constant source of confusion for some people.

As a result, Rob revealed that he planned to change his name to something that's easier to pronounce.

Rob - who has played an instrumental role in the award-winning Welcome to Wrexham documentary - recently told Variety: "As our business and our storytelling is ...