Pelaghia Roșu (1800 – 10 June 1870) was a Romanian revolutionary who participated in the Transylvanian Revolution of 1848–1849.
In March 1849, she commanded a battalion of women in defense of her village.
[1] She was born in Mărișel, a small village near Cluj-Napoca.
Her father, Ioan Dufle, provided homeschooling, using Romanian textbooks, after which she went to study for 3 years in Budapest.
She was married to Ioan Roșu and had one child, named Indrei (Andrei), who later fought with Avram Iancu's army during the Transylvanian Revolution.