Aasta Nielsen (September 29, 1897 – October 24, 1975) was a Norwegian actress.

[1][2] Nielsen was born in Kristiania (now Oslo), Norway and was a first cousin of the Wagnerian soprano Kirsten Flagstad.

[3] She debuted as a theater actress in 1915 and appeared at the Norwegian Theater, the Casino Opera Theater, the Mayol Theater, the Central Theater,[4] and the Stavanger Permanent Theater.

She retired from acting in 1933.