Rasna can refer to:
Rasna, the syncopated endonym, or native name of the Etruscan civilization Battle of Rasna, a 1st World War Eastern Front combat fought in August 1915 near Rasna (Brest Region, Belarus) Rasna, Brest Region, an agrotown in Brest Region (Belarus) Rasna, Mogilev Region, an agrotown in Mogilev Region (Belarus) Rasna, Vitebsk Region, a village in Vitebsk Region (Belarus) Rasna, Croatia, a village near Brestovac (Croatia) Řásná, a Czech village Räsna, a village in eastern Estonia Räsna, Lääne-Viru County, a village in northeastern Estonia Rasna, Požega, a village in Serbia Rasna (drink), an Indian soft drink brand Pluchea lanceolata, a medicinal herb used in Ayurveda commonly known as rasna or rasana