John Vincent O'Brien passed away on August 19, 2024. He was the beloved son of the late John and Kathryn O'Brien and a loving brother to David O'Brien (Patricia), William O'Brien (Theresa), Joseph O'Brien (Loretta), Daniel O'Brien, Maureen Pfeifer (Jack), and the late James O'Brien and Margaret Daley. John was a cherished uncle to many nieces, nephews, great-nieces, and great-nephews. He was also a dear friend to the late Ann Daly and the late Agnes "Vicki" Malone.

Relatives and friends are invited to a viewing on Friday, August 23, 2024, at 9:00 AM at the Cathedral Basilica of Saints Peter and Paul Chapel, 1723 Race Street, Philadelphia, PA. A Funeral Mass will follow at 10:00 AM, with interment at Holy Cross Cemetery.
In lieu of flowers, contributions may be made to the WEL Foundation, 8401 Roosevelt Blvd., Philadelphia, PA 19152, in John's memory.