Geoffrey Rigathi Gachagua (born 28 February 1965) is a Kenyan politician who is serving as the current Deputy President of Kenya since 13 September 2022. He previously served in multiple capacities in public administration such as Assistant Secretary in the Ministry of Home Affairs & National Heritage, Personal Assistant to the Head of the Public Service, Personal Assistant to Uhuru Kenyatta, who was then Minister for Local Government and as a District Officer.