Duino-Aurisina (Slovene: Devin-Nabrežina, German: Thübein-Nabreschin or also Tybein) is a comune (municipality) in the Province of Trieste in the Italian region of Friuli-Venezia Giulia. Lying near the border with Slovenia, it has a substantial Slovene population. It is named by the two major settlements, Duino (Devin) and Aurisina (Nabrežina).
The town lies on the Adriatic coast about 15 kilometres (9 mi) northwest of Trieste, on the border with Slovenia.
Duino-Aurisina borders the following municipalities: Komen (Slovenia), Doberdò del Lago, Monfalcone, Sežana (Slovenia), Sgonico, Trieste.
Slovene writer Alojz Rebula was born in San Pelagio, while the Slovene poet Igo Gruden was born in Aurisina. The Slovenian economist Ivan Ples was born in Duino, where the composer Andrej Volarič also lived.
The poet Rainer Maria Rilke began his Duino Elegies while staying at Duino castle in 1912.
The physicist Ludwig Eduard Boltzmann spent his last year, 1906 in Duino.