Brennan, Rosemary P. age 79 of Smithtown, NY on April 23, 2019. She was the beloved wife of John. Cherished mother of Nancy (Rick), Steve (Amy), Patti (Eddie), and Nina. Loving Grandmother of Ricky, Erin, Kristen, Shannon, April, Kerry, Taylor, Hayley, Patrick, and Casey. Dear sister of Gail and Jo-Ann. She is survived by many other family members and friends. Funeral Mass was celebrated at St. Patrick’s R.C. Church, Smithtown, NY. Interment followed at Long Island National Cemetery, Farmingdale, NY Arrangements entrusted to the professional care of Branch Funeral Home of Smithtown and Vigliante family. Online guest book at www.branchfh.com