O,Brien, Joseph C.
O’Brien Family
O’Brien, Anne L.
O’Brien, Arthur W.
O’Brien, Christina
O’Brien, Dr. David J. 
O’Brien, Edward F.
O’Brien, Edward T.
O’Brien, Frederick J.
O’Brien, George E.
O’Brien, Gordon O.
O’Brien, Jack
O’Brien, James D. 
O’Brien, James D., Jr.
O’Brien, James G.
O’Brien, Jane D. 
O’Brien, John (Jack)
O’Brien, John A. 
O’Brien, John F. 
O’Brien, John G.
O’Brien, John J. 
O’Brien, Joseph
O’Brien, Joseph C.
O’Brien, Joseph M.
O’Brien, Mahlon F.
O’Brien, Marty
O’Brien, Maurice J. 
O’Brien, Michael V. 
O'Brien, Michael W.
O’Brien, Murray C. 
O’Brien, Pat
O’Callahan, Rev Joseph T.
O’Callahan, Rev. Joseph T. (S.J.) 
O’Callahan, Rev., Joseph.
O’Clare, Wilfred
O’Coin, Robert E. 
O’Connell Family
O’Connell, Brian A. 
O’Connell, Dennis D.
O’Connell, Dr. Andrew E.
O’Connell, Jack 
O’Connell, Jeffrey
O’Connell, Lawrence P.
O’Connell, Mark L.
O’Connell, Msgr. Timothy P.
O’Connell, Paul R., Jr. 
O’Connell, Philip E.
O’Connell, Thomas 
O’Connell, William J.
O’Connor, Andrew 
O’Connor, Brendan
O’Connor, Carroll V.
O’Connor, Charles T., Jr. 
O’Connor, Cora D. 
O’Connor, Coralie
O’Connor, Donna 
O’Connor, Dr. Joseph W.
O’Connor, Francis P.
O’Connor, Georgianna M. 
O’Connor, Grace
O’Connor, John F.
O’Connor, John J.
O’Connor, Paul A.
O’Connor, Richard T.
O’Connor, Rod
O’Connor, Skip
O'Connor, Timothy J.
O’Day, Anna M. – 3
O’Day, George F.
O’Day, James
O’Donnell, Cleo (Sr.)
O’Donnell, Cleo A., Jr. 
O’Donnell, Edward T.
O’Donnell, Helen
O’Donnell, Joseph C.
O’Donnell, Justine
O’Donnell, Kenneth P. 
O’Donnell, Warren F. 
O’Donoghue, Rev. Brendan
O’Flynn, George B.
O’Flynn, Richard 
O’Flynn, Thomas F.
O’Halloran, Tom
O’Hara, Frank 
O'Hara, Michael J.
O’Hara, Mrs. Francis
O’Keefe, Everett G.
O’Keefe, Patrick F.
O’Keefe, Robert J.
O’Leary Family
O’Leary, Bishop Thomas 
O’Leary, Cornelius J.
O’Leary, Daniel 
O’Leary, James A.
O’Leary, Jeremiah T.
O’Leary, John F.
O’Leary, John T., Jr.
O’Leary, M. Thomas
O’Leary, Mary C.
O’Loughlin, Charles I.
O’Loughlin, John M.
O'Malley, Brian
O'Malley, Cardindal Sean Patrick
O’Malley, Frances J.
O’Malley, John F.
O’Malley, Joseph M.
O’Malley, Juliana
O’Malley, Martin J. 
O’Malley, Philip T.
O’Malley, Tom
O’Meara, Dr. John W.
O’Meara, Sharon
O’Neil, John J. “Red” 
O’Neil, Judge William C., Jr.
O’Neil, William F.
O’Neill, Christine Pappas
O’Neill, Eugene
O’Neill, George D.
O’Neill, Gerald F.
O’Neill, James F. 
O’Niell, Rose
O’Reilly, Bill
O’Reilly, John 
O’Reilly, Mary M.
O’Rourke, Maureen
O’Shea, Marie S. (Haubrich)
O’Shea, Mrs. David J.
O’Sullivan, Bridget
O’Sullivan, Kevin 
O’Toole, Dr. Francis A.
O’Toole, John M.
O’Toole, Mrs. Mary B.
O’Toole, Nibben
O’Toole, Philip B.
Oatley, Augustas W.
Oatway, Arabella P.
Obama, Barack
Obey, Vin
Odbert, Lucile G. 
Odell, John
Odgren, John
Oftring, Frank A. 
Ogara, Dave
Ogden, Dr. George
Ogg, William
Ohristo, Susan G.
Ojala, Robert
Olam, Rabbi L.A. 
Oland, Warner 
Olander, O. Karl
Olds, Rosalie
Oliver, James S.
Ollis, Elizabeth 
Olmstead, Richard D.
Olney, Catherine 
Olsen, Ken
Olsen, Richard J.
Olson, Anton
Olson, Bob and Melissa
Olson, Catherine E.
Olson, Charles
Olson, John A.
Olson, Philip G.
Olson, Richard and Rose
Olson, Richard J
Olson, Richard L. 
Olson, Sandra Lee 
Olson, Thomas R.
Olson, Walter A.
Olsson, Arnold W.
Olund, E. Edwin
Olver, John W.
Omohundro, Mrs. Frances
Onuf, Peter
Opatka Family
Opatka, Stalie
Oppenwall, Jeannine
Oquendo, Carmelo
Orcutt, Herbert J. 
Orde, Bertram L.
Ordway, Hazen L.
Ordway, Ralph C.
Oriol, Eugene L.
Orland, Michael
Ormondroyd, Peter
Oroszko, Charles
Orr, John “Gabriel”
Orrell, John C. 
Orze, Joseph 
Osborn, Elizabeth
Osborn, Willard
Osborne, Chester
Osborne, Dolores E. 
Osborne, Dr. Edmund C.
Osipowich, Albina
Osmanski, Bill (William B.)
Osowski, Mark
Ostrokolowicz, Debra
Ostroskey, Peter
Oswell, David 
Oswell, Mrs. Margaret
Otis, Harry B.
Ott, Albert C.
Ott, Attiat
Ott, David J.
Otterson, J. Verner
Ouellette, Dr. Robert
Ouellette, Francis
Ouellette, Thomas 
Overholser, Dr. Winfred 
Overvold, Amy Zuckerman
Owens, Jesse