Olivia Colman was appointed as President of UNICEF UK in September 2020, after being a dedicated supporter since 2015. She has contributed to raising awareness and funds for UNICEF’s efforts to support children and families worldwide.

Olivia Colman starred in Burberry's 'It's Always Burberry Weather: Postcards from London' campaign, released in October 2025. In this campaign, she portrayed various London locals in a series of four short films directed by John Madden, alongside a cast that included international supermodels.

Olivia Colman starred in Warburtons' new campaign, which features her as a representative of the fictional Department of National Treasures, humorously inspecting the brand's crumpets to determine their national treasure status.