Viikki (Swedish: Vik) is a neighbourhood of about 15,000 inhabitants in Helsinki, Finland. It is located at the bottom of Vanhankaupunginlahti bay, some 7–10 km from the city centre. The district hosts the Viikki Campus with four of the faculties of the University of Helsinki (biosciences, pharmacy, veterinary medicine, and agriculture and forestry) as well as other university units such as research centres, science library and .