Last names beginning with the letter "O." There are approximately 2,600 records in the immigration database. Enter name to search Select a letter link below for all names beginning with corresponding letters. A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Name of Immigrant Date of Document O'Brien, William 07/17/1917 O'Brien, John 01/19/1920 O'Brien, William Aloysius 07/22/1912 O'Brien, William Aloysius 07/22/1912 Ojserkis, Sigmund 02/21/1907 Ojserkis, Elias 10/24/1914 Okulevitz, Roman 07/11/1913 Oliva, Antonino 06/11/1917 Oliva, Giovanni 06/14/1917 Oliva, Giovanni 2/11/1922 Olivari, Alfonso 08/28/1919 Olive, Peter 07/18/1915 Oliver, Bernardo 09/04/1919 Oliveti, George 07/26/1917 Olivo, Antonino 03/07/1910 Olson, George 01/18/1917 Olson, Ole Edward 12/12/1911 Olubouricz, Kazimier 08/1/1917 Olubouricz, Adam 08/01/1917 O'Malley, John Vencent 03/22/1909 O'Neill, Hannah Teresa 03/11/1919 Ophus, Thomas 06/21/1909 Orazio, Scaffidi 05/13/1912 Ordile, Giovambattista 11/21/1907 Ordile, Antonio 10/05/1916 Ordile, Giuseppi 03/07/1919 Ori, Pasquale 12/29/1913 Origlio, Nicholas 2/17/1919 Origlio, Marco Celestino 12/04/1917 Origlio, Nicholas Cono 01/23/1917 Orlandini, Francesco 12/29/1913 Orme, Joseph Cleon 01/22/1920 Orth, Charles 12/09/1912 O'Shea, Cornelius 05/27/1915 O'Shea, John 06/08/1915 Oszresak, Clara 10/01/1919 Owen, Cadran Robert 01/13/1920