Mališauskas is a Lithuanian-language variant of the Polish surname Maliszewski. It may be transliterated into English as Malishauskas.
Notable people with this surname include:
Vidmantas Mališauskas (born 1963), Lithuanian chess Grandmaster Henrikas Mališauskas, a Lithuanian Righteous Among the Nations Marija Mališauskienė, a Lithuanian Righteous Among the Nations