Professor Dubloon is a resident of the Fresh Beats' city. She studied the history of pirate Captain McPlunder for years, trying to find information that would help her locate his long-lost treasure.
Professor Dubloon has fair skin, teal eyes and black hair. She wears a red jacket, blue pants and leggings with purple and white stripes. Dubloon also wears glasses, a pink kerchief and anchor-shaped earrings.
Professor Dubloon appears in one episode of Fresh Beat Band of Spies, "Band of Pirates."