Pentti Hakkarainen may refer to one of the following: *

Pentti Hakkarainen (psychologist) (6 June 1944 – 1 June 2021) was a Lithuanian educational psychologist of Finnish origin. Education and career He graduated from the University of Jyväskylä in 1967, where he went on to obtain a master's degree and then a Ph.D. in 1970 and ...

, (1944–2021), Lithuanian educational psychologist * , Finnish banker

See also