During her high school education, she found her passion of acting and joined the traveling theatrical troupe "Zora".

In 1897, Roza Popova makes her debut with her role of Sophia in "Iskreno Priyatelstvo" by Sardu in Veliko Tarnovo, the old capital of Bulgaria.

However, official records state that her first major role and debut was in the play by Victor Hugo – Lucrezia Borgia (play) in the role of Lucrezia, with the collaboration of the most successful Bulgarian troupe – "Salza i Smyah".

[2] In 1900 she was stalked by her admirer Todor Bogdanov, who was her teacher from Vratsa.

[3][4] Major theatre roles in which Roza Popova acted: In 1926, Teodor Trayanov devoted a poem "Skitnishki napev" to her.