| Name | Relationship with Michael Brennan | Civil | Canon |
| Muldoon, Gwen | 2nd great-granddaughter | IV | 4 |
| Muldoon, Jackie | 3rd great-granddaughter | V | 5 |
| Muldoon, Mary | 2nd great-granddaughter | IV | 4 |
| Muldoon, Richard | 2nd great-grandson | IV | 4 |
| Muldoon, Sharon | 2nd great-granddaughter | IV | 4 |
| Muldoon, Shirley | 2nd great-granddaughter | IV | 4 |
| Naccarato, Mirella | Wife of the 2nd great-grandson | | |
| Nash, Catherine | Daughter-in-law | | |
| Nicholson, Bruce | Husband of the 2nd great-granddaughter | | |
| Nicholson, Kristi Lyn | 3rd great-granddaughter | V | 5 |
| Nickels, Brendan Desmond | 3rd great-grandson | V | 5 |
| Nickels, Grant Patrick | 3rd great-grandson | V | 5 |
| Nickels, Jacqueline | 3rd great-granddaughter | V | 5 |
| Nickels, Patrick | Husband of the 2nd great-granddaughter | | |
| O'Flaherty, Mary | Wife of the great-grandson | | |
| O'Flaherty, Patricia | Wife of the great-grandson | | |
| Olver, Trent | Husband of the 3rd great-granddaughter | | |
| O'Mera, Joanne | Daughter-in-law | | |
| O'Neill, Karen | Wife of the 2nd great-grandson | | |
| O'Reilly, Carmelita | Wife of the 2nd great-grandson | | |
| O'Sullivan, Carol Jane | 2nd great-granddaughter | IV | 4 |
| O'Sullivan, Catherine Jean | 2nd great-granddaughter | IV | 4 |
| O'Sullivan, Charles Brennan | Great-grandson | III | 3 |
| O'Sullivan, Daniel Charles | 2nd great-grandson | IV | 4 |
| O'Sullivan, Gilbert | Husband of the granddaughter | | |
| O'Sullivan, Meaghan Katlin | 3rd great-granddaughter | V | 5 |
| O'Sullivan, Michael Burke | Great-grandson | III | 3 |
| O'Sullivan, Michael James | 2nd great-grandson | IV | 4 |
| O'Sullivan, Patrick Donald | 2nd great-grandson | IV | 4 |
| O'Sullivan, Shannon Kathleen | 3rd great-granddaughter | V | 5 |
| Pannebecker, Betty Lou | Wife of the 2nd great-grandson | | |
| Pemberton, David | Husband of the 2nd great-granddaughter | | |
| Pemberton, Michael Anthony | 3rd great-grandson | V | 5 |
| Pemberton, Rachel Ann | 3rd great-granddaughter | V | 5 |
| Perrier, Delima | Daughter-in-law | | |
| Pilgrim, Cheryl Ann | Wife of the 2nd great-grandson | | |
| Potts, James Gordon | Husband of the 2nd great-granddaughter | | |
| Potts, Shannon Lee | 3rd great-granddaughter | V | 5 |
| Potts, Stacey Lynn | 3rd great-granddaughter | V | 5 |
| Preston, Robert | Husband of the 2nd great-granddaughter | | |
| Ray, Donald | Husband of the 2nd great-granddaughter | | |
| Ray, Matthew James E. | 3rd great-grandson | V | 5 |
| Rigato, Dan | Husband of the 2nd great-granddaughter | | |
| Rigato, Erin Elizabeth | 3rd great-granddaughter | V | 5 |
| Rodriquez, Debra | Wife of the 2nd great-grandson | | |
| Roseanna | Wife of the 2nd great-grandson | | |
| Samay, Brehan | Wife of the 3rd great-grandson | | |
| Saunders, Erin Alexandra | 4th great-granddaughter | VI | 6 |
| Saunders, Gary | Husband of the 3rd great-granddaughter | | |
| Scissons, Theresa Margaret | Wife of the great-grandson | | |