Ulrika "Ulla" Sofia Adlerfelt, née Sparre af Sundby (21 July 1736 – 1 August 1765), was a Swedish artist (painter) and noble. She was a member of the Royal Swedish Academy of Arts.Svenskt konstnärslexikon (Swedish Art dictionary). Red. Johnny Roosval & Gösta Lilja. Malmö: Allhems Förlag 1952.
She was born in Stockholm, the daughter of Count Axel Wrede Sparre af Sundby and Augusta Thörnflycht and married to Baron Carl Adlerfelt. She was the student of Gustaf Lundberg. She drew, and painted in oil. She died in Malmö.
References
Svenskt konstnärslexikon (Swedish Art dictionary). Red. Johnny Roosval & Gösta Lilja. Malmö: Allhems Förlag 1952.