John Gumbleton

John E. Gumbleton (born 1967) is a United States Navy vice admiral.

Education Raised in Falmouth, Massachusetts, Gumbleton graduated from Falmouth High School in 1985. He then earned a B.S. degree in environmental engineering from Norwich University in 1989. Commissioned in May 1989, Gumbleton was designated a naval aviator in October 1990 after completing flight school. He later received an M.S. degree in information systems from George Washington University and an M.A. degree in national security and strategic studies from the Naval War College.

Career Gumbleton has served as the deputy assistant secretary of the Navy for budget and director of fiscal management of the United States Navy since 1 May 2020. Previously, he served as the commander of Expeditionary Strike Group 3 from 2019 to 13 April 2020.

In April 2023, Gumbleton was nominated for promotion to vice admiral and assignment as the deputy commander of United States Fleet Forces Command. When Daryl Caudle relinquished command of United States Fleet Forces Command on 6 August 2025 to become the chief of naval operations, Gumbleton succeeded him as acting commander.