official

Markwayne Mullin

Secretary of Homeland Security, U.S. Department of Homeland Security

Background

Markwayne Mullin is the Secretary of the Department of Homeland Security.

Before his confirmation, he served the people of Oklahoma in the United States Senate for three years and in the United States House of Representatives for ten years.

About U.S. Department of Homeland Security

U.S. Department of Homeland Security: U.S.

Key facts

Sworn in as Secretary: March 24th, 2026source
Position: 9th Secretary of the Department of Homeland Securitysource
Senate vote: 54-45, in a bipartisan votesource
Prior service: United States Senate for three years; United States House of Representatives for ten years, 2nd congressional districtsource

Sources

Secretary of Homeland Security | Homeland Security
U.S. Senate Confirms Markwayne Mullin as Secretary of the Department of Homeland Security | Homeland Security
Markwayne Mullin | Homeland Security

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