The winning project scheme was chosen from a shortlist that included Design Engine Architects, Niall McLaughlin Architects, Space Craft Architects and Studio Egret West.
Veronica Afrin, executive member for regeneration, community and leisure and Preston City Council, said she was delighted with the winning project.
'The new pavilion is an important part of the multimillion-pound scheme to restore Avenham Park,' she said. 'The bold design was clearly the most popular choice and will be a stunning centrepiece in the park.
Funding for the design competition and development work for the pavilion has been provided by the AvenCentral Regeneration Partnership (SRB), the Heritage Lottery Fund and Preston City Council.