Alfhilda Theodora Adelheid Mechlenburg née Suenssen (1830–1907), pen name Ivan Ring, was a Danish novelist and short story writer.
Brought up by a mother deeply interested in literature, like her younger sisters Fanny Suenssen and Teckla Juel she devoted her life to writing.
She went on to publish a series of novels and short stories until 1893, gaining wide popularity both in Denmark and Sweden.
[1] In the 1870s, she contributed rather old-fashioned romantic short stories to various journals, including Illustreret Tid and Skandinavisk Folkemagasin.
Gaining popularity, she went on to publish a series of novels and short stories, completing a total of ten works in the 1880s and early 1890s.