Ulla Ebba Ingegerd Billquist, (née Schönström 14 August 1907 – 6 July 1946), was a Swedish female schlager singer. She was mostly successful during the early 1940s. Personal life. Ulla Billquist married three times; firstly from 1926 to 1934 to the actor Fritiof Billquist (1901–1972), then to the director Wolmar Sjögren (1901–1974) from 1936 to 1942, and finally to the composer, accordionist and the pianist Gunnar Hahn (1908–2001) in 1943 until her death. At the time of her death, she has been separated from her third husband, Gunnar Hahn since the winter of 1946.
https://en.wikipedia.org/wiki/Ulla_Billquist