According to a statement by Miyamoto at the Super Mario Bros. 30th Anniversary festival in September 2015, Mario's last name is also Mario (Mario Mario).

It's always nice to see Super Mario and Luigi bonding and being good ... just as much attention to the supporting characters in the background. Peach and Daisy appear in Olympic skating outfits ...

The original soundtrack from the 2023 Nintendo Switch™ game Super Mario RPG released by Nintendo, is here! It includes newly arranged background music from the Nintendo Switch version ...