Hilda Thegerström, b. 17 September 1838, d. 6 December 1907, was one of the most important Swedish pianists during the second half of the 19th century. She made her mark through concert performances, which soon attracted press coverage, and was a highly influential piano teacher. For 32 years she was principal piano teacher at the Royal Conservatory of Music. As a composer, her output was limited, but two piano pieces of hers were published in Germany.