Ilmari Kianto, also known as Ilmari Calamnius and Ilmari Iki-Kianto, was a Finnish author. He was born in Pulkkila, Northern Ostrobothnia, and is best known for his books Punainen viiva and Ryysyrannan Jooseppi. In his books, he describes people and living at Suomussalmi municipality in Kainuu region. He died in Helsinki, aged 95. Composer Jean Sibelius used Kianto's poem 'Lastu lainehilla' (Driftwood) as the lyric for the last of his Seven Songs, Op.17 (1902).