Olavi Tapio Hänninen (14 December 1920, in Lapinlahti – 16 June 1992 in Espoo) was a Finnish designer and interior architect.
[4] His modernist designs also included tables and chairs, and he was well recognized for his work on the Palace Hotel interiors together with Antti Nurmesniemi and Olli Borg.
[5] Hänninen designed a renowned plastic chair with metal structure for the hotel's café.
[7][8] In 1957, Hänninen received a gold medal at the 11th Milan Triennale for his design of a dwelling exhibition in the Finnish Pavilion.
[9] A book on Hänninen's life work, Muovituolista raitiovaunuun, consisting of articles written by six Finnish experts on arts and design, was published in 2006.