Nieuwe Instituut (NI, English: New Institute) is a cultural centre in Rotterdam, the Netherlands.

NI is in a building designed by Jo Coenen at Museumpark 25 in the centre of Rotterdam, adjacent to the Museum Boijmans Van Beuningen.

The building contains a shop, exhibition space, study centre, and archive, as well as the Sonneveld House (a prime example of Nieuwe Zakelijkheid architecture), a pond, and a small park.

Nieuwe Instituut (NI) formerly known as Het Nieuwe Instituut was formed in 2013, when then-secretary of state for Education, Culture, and Science Halbe Zijlstra ordered the merger of the Dutch institutes for architecture, design, and digital-culture.

[3] The building also contains the national collection for Dutch architecture and urban planning, an agency, a study centre, a bookshop and a cafe.