Robert Brian Cassidy, age 83, of Hackettstown died peacefully Saturday, October 18, 2025 at home. Brian was born October 9, 1942 in Pittsfield, MA to the late Robert F. and Eleanor C.L. (Robinson) Cassidy.  In addition to his parents, Robert is preceded in death by his brother, Allan and a sister, Mary Ellen Brady

Brian served proudly in the US Marine Corps as a Captain during the Vietnam War from 1965 to 1971.  He was previously employed by Severoli Foods, Brooklyn, NY as the Chief Financial Officer for many years before his retirement.   Brian, affectionately dubbed “Mr. ESPN” for his encyclopedic sports knowledge, was a passionate fan of the NY Giants and Alabama Crimson Tide, rarely missing a game. Beyond football, he cherished playing golf with family, cheering for UConn’s women’s basketball team, and following all sports with fervor. His hobbies included collecting owls and USMC memorabilia, playing solitaire, and enjoying Rita Coolidge’s music. Brian savored Budweiser, Tanqueray martinis on the rocks with three olives, and a perfectly cooked filet mignon. Above all, he held his faith and family as his highest priorities, finding joy in church and cherished moments with loved ones.

Brian is survived by his loving wife: Anne (Sazinski) Cassidy, his two devoted daughters, Colleen Cassidy,  Kate McLavey and husband Brian, two cherished sons, Keith Cassidy and wife Leslie, Kenneth Cassidy, two brothers, Mark Cassidy and wife Maureen, James Henry Cassidy and wife Caroline, a sister, Martha Kussman and husband Craig, a sister-in-law, Noreen Cassidy, two grandchildren, Courtney and Ian Cassidy, ten nieces and nephews, Shane Ryan, Rob, Carly, Mary Kate, Brian, Keria, Liam, Kelsey and Kaylee and two beloved pet cats: Burt and Ernie.

A Mass of Christian burial will be held 11:00 am on Friday, October 24 at Church of the Assumption of the Blessed Mary, 305 High Street, Hackettstown, N.J. with Father Leopoldo Salvania officiating.  Burial will be in Union Cemetery, Hackettstown following the mass.