Hassi is a Finnish surname. Notable people with the surname include:
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Jouko Hassi
Jouko Hassi (born November 19, 1959 in Rantsila) is a Finnish former sprinter. His club team was Oulun Pyrintö.
He competed in 100 metres and 4 x 100 metres relay at the 1983 World Championships, but was eliminated in the heats on both occasion ...
(born 1959), Finnish sprinter
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Satu Hassi
Satu Maijastiina Hassi (born 3 June 1951) is a Finnish politician, and former Member of the European Parliament for the Green League. She served as the Minister of Environment and Development Co-Operation in Paavo Lipponen's second cabinet betw ...
(born 1951), Finnish politician
{{surname, Hassi
Finnish-language surnames