Mr. Marvin Wesley Agan, age 83, of Niceville, FL (formerly of Summerville, GA), died Tuesday, October 21, 2025, at The Opal at Bluewater Bay Assisted Living Center.

Mr. Agan was born April 4, 1942, in Centre, AL, son of the late Cecil Hudon Agan and Thelma Truly Smith Agan.  He was a proud veteran of the United States Navy, a member of the American Legion Post # 129, and was a retired educator with LaFayette High School.

In addition to his parents, he was preceded in death by his wife, Athel Mae Walker Agan; daughter, April Reed; granddaughter, Erin Prince; 2 sisters; and 3 brothers.

Survivors include his children, Deborah (Chuck) Sizemore, Christopher (Kelly) Agan, Connie (Bryan) Hawkins; 10 grandchildren; 4 great-grandchildren; and honorary siblings, Deborah Jean and Larry Blackwell.

Funeral services for Mr. Agan will be held at 2:00 P.M. Sunday, October 26, 2025, from the Mason Funeral Home Chapel with Bro. Charles Izell officiating.  Interment will follow in Weiss Lake Memorial Gardens.  Active pallbearers will be Chuck Sizemore, Larry Blackwell, Jonathan Ariail, Hayden Sizemore, Chris Agan, and Chad Hawkins.  Honorary pallbearers will be Hudson Ariail and Declan Agan.

Mr. Agan will be in state at Mason Funeral Home and the family will receive friends from 12:00 Noon until the hour of service on Sunday.