Arcadian may refer to: Arcadian, someone or something from, or related to: Arcadia (region), the ancient Greek region Arcadia (regional unit), the region in modern Greece Accademia degli Arcadi, the Italian literary academy founded in Rome any of the other places known as "Arcadia" Arcadian Greek, the dialect spoken in ancient Arcadia Arcadian ecology, an environmentalist perspective Bebearia arcadius, a butterfly in the family Nymphalidae Arts and entertainment Arcadian (Star Trek), a race in Star Trek The Arcadian, an American science fiction film , a Franco-Swiss band Ships SS Arcadian, formerly the 1899 ship, SS Ortona, she was torpedoed and sunk in 1917 RMSP Asturias (1907), renamed RMSP Arcadian in 1923 and scrapped in 1933 HMS Arcadian, a projected Amphion-class submarine, the order for which was cancelled in 1945 See also Arcadia (disambiguation) Arcadians (disambiguation) Acadian, Cajun