Cover photo for Dennis Patrick Brennan's Obituary
Dennis Patrick Brennan Profile Photo

Dennis Patrick Brennan

February 16, 1935 — January 11, 2023

Mt. Pleasant

Dennis Patrick Brennan

Dennis Patrick  Brennan, 87, of Mt. Pleasant, South Carolina, husband of Anna Marie Domenici Brennan entered into eternal rest Wednesday, January 11, 2023. His graveside service with military honors will be held Monday, January 23, 2023 in the Calverton National Cemetery, 210 Princeton Blvd. at 9:00 am. Arrangements by J. Henry Stuhr, Inc. Mount Pleasant Chapel.

Dennis was born February 16, 1935 in New York, New York, son of the late William Brennan and the late Margaret Cahill Brennan. Dennis held a number of titles and positions in his long and active career. He proudly served as Corporal in the United States Marines, a Patrolman and Detective in the New York Police Department, President and Vice President of his 3,800 member union, the Detectives Endowment Association, as well as, Vice President of the Public Employees Federation of the New York State AFL-CIO. To read more about the history of Dennis Brennan, follow this link.

He is survived by his beloved wife, Anna Marie Brennan; children, Dennis Brennan, Jr., Patricia and Daniel Barabino, Stephen and Mary Ann Brennan, Sheila and Timothy Fitzpatrick, Maureen Fleetwood and the late Brent Fleetwood, Kathleen Brennan and Harold Watson, Marie and Rick Mark, George and Theresa Reeth, Mark and Laura Reeth; 16 grandchildren and their spouses; and two brothers, Kevin and Neil Brennan.

In lieu of flowers and trees, memorials may be made to the Lens Foundation,

A memorial message may be sent to the family by visiting our website at

To order memorial trees or send flowers to the family in memory of Dennis Patrick Brennan, please visit our flower store.

Past Services

Graveside Service with Military Honors

Monday, January 23, 2023

9:00 - 10:00 am (Eastern time)

Calverton National Cemetery

210 Princeton Blvd, Calverton, NY 11933

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