Gregg P. Olson

Gregg Peter Olson
Official portrait, 2022
AllegianceUnited States
BranchUnited States Marine Corps
Years of service1985–2024
RankLieutenant General

Gregg P. Olson is a retired United States Marine Corps lieutenant general who served as the Director of the Marine Corps Staff from 2020 to 2024. Previously, he was the Assistant Deputy Commandant for Plans, Policies and Operations of the United States Marine Corps. Olson is a 1985 graduate of the United States Naval Academy.