Eva Jonsby (born 1951, Stockholm, Sweden), retired Swedish librarian and active haiku poet and administrator. In collaboration with illustrator Anna Wiik, Jonsby published her haiku collection Näckrosblad (Leaves of Lilies) as a downloadable PDF in 2015, and the two also collaborated on a presentation of haiku in the Poetry Park in Västerås. Jonsby serves as secretary of the Swedish Haiku Society and resides in Saltsjöbaden, east of Stockholm.