Index to Declarations of Intention
Filed in Denver District Federal Court, 17 April 1877 to 3 December 1929
O's
  
Vol. # Page # Cert. # Surnames and Given Names Country of Birth Year of Birth Year of Arrival
17 45 7438 OAKMAN, Mark Holland 1893 1920
8 121 3001 OAKNER, Louis Roumania 1892 1910
3 152 546 OARANZOFF,  Wolf Russia 1881 1908
15 129 6514 OBER, James Hungary 1889 1898
4 468 1360 OBERG, John Emanuel Sweden 1878 1902
7 419 2803 OBERHACKE, Laura Germany 1861 1893
4 350 1243 OBERHOLZER, Jacob Leinhardt Switzerland 1890 1910
16 308 7193 OBERLE, Joseph France 1873 1893
23 197 10590 OBERLE, Joseph France 1873 1925
4 500 1392 OBERMAN, John Willen Austria 1883 1904
21 92 9485 OBERST, George Russia 1891 1911
3 412 806 OBLOCK, Stephen Austria 1880 1888
10 371 4244 OBLOCK, Stephen Austria 1880 1888
6 442 2329 OBODOW, Leon Russia 1889 1913
11 48 4420 O'BOYLE, Mary Ireland 1892 1912
11 125 4498 OBRENSKI, Frank Russia 1885 1901
21 12 9405 O'BRIEN, James Francis Ireland 1890 1912
15 173 6558 O'BRIEN, James Treu Scotland 1897 1914
14 246 6131 O'BRIEN, Mary Ellen Canada 1887 1904
17 246 7639 O'BRIEN, Richard Canada 1879 1911
24 47 10940 OCCIONI, Franciso Saverio (aka Frank) Italy 1885 1900
17 374 7767 OCHNER, Romano Italy 1881 1907
19 267 8660 OCHSENREITER, Emil Germany 1903 1923
18 364 8257 OCHSNER, John Switzerland 1898 1921
20 261 9154 OCHSNER, Othon Henry Switzerland 1895 1921
23 420 10813 O'CONNELL, Daniel Ireland 1904 1925
17 300 7693 O'CONNELL, Patrick Ireland 1913 1910
4 126 1020 O'CONNOR, Cornelius Joseph Ireland 1888 1910
13 156 5541 O'CONNOR, Frank Ireland 1882 1904
7 489 2872 O'CONNOR, Michael Edward Ireland 1886 1911
5 2 1394 O'CONNOR, Patrick James Ireland 1885 1906
16 256 7141 OCSAY, Steve Hungary 1883 1908
24 160 11053 O'DEA, Margaret Ireland 1892 1911
15 39 6424 ODEE, William Germany 1860 1896
11 377 4750 ODELL, Julius James Canada 1867 1885
21 317 9710 O'DEVLIN, P. (aka Devlin, Patrick John) Ireland 1874 1918
23 42 10435 O'DOHERTY, James Columba Ireland 1903 1926
16 473 7366 O'DONOVAN, Peter Ireland 1898 1920
21 341 9734 O'DWYER, John Michael Ireland 1904 1922
14 179 6064 OENTRICH, John Henry Germany 1895 1910
20 108 9001 OERTEL, Georg Max Germany 1875 1911
5 471 1861 OERTEL, Kurt Germany 1891 1909
6 78 1967 OERTEL, Max Germany 1875 1909
10 297 4170 O'FARRELL, Elizabeth Mary Ireland 1890 1906
22 378 10271 OGINTS, Harry England 1907 1909
9 1 3379 OGLEUR, Thomas Norway 1857 1882
20 196 9089 O'GRADY, Michael Patrick Ireland 1884 1913
5 114 1505 OGRINC, John Austria 1881 1907
21 285 9678 OHANESIAN, Misak Garabetian (aka Mike) Turkey 1883 1911
8 224 3103 O'HARE, Catherine Ireland 1891 1911
7 186 2570 O'HARE, Charles Ireland 1884 1906
23 25 10418 O'HARE, James Ireland 1906 1923
5 73 1464 OHL, Franz Germany 1876 1912
19 297 8690 OHLSSON, Karl Anton Sweden 1900 1922
21 259 9652 OHREL, Josephine Caroline France 1890 1913
18 206 8099 OHREL, Maurice France 1888 1913
3 491 885 OIDEKIVI, Willem Russia 1882 1907
18 309 8202 OIEN, Einar Norway 1894 1914
18 435 8328 O'KEEFE, James Austin Canada 1879 1898
3 248 642 OKERLUND, Hilda Sweden 1877 1904
6 329 2217 OKOREN, Francis Austria 1887 1906
16 332 7217 OKOWITZ, Alek Russia 1894 1913
16 355 7240 OLAFSSON, Johan Gottfrid Sweden 1886 1906
3 245 639 OLANDER, Filip Hjalmar Sweden 1889 1906
15 238 6623 OLASH, Morris Poland 1887 1911
12 307 5180 OLDONE, Michele Italy 1886 1904
13 194 5579 OLDRIGHT, William Percival Canada 1872 1895
20 62 8955 OLDRINI, Abramo Italy 1888 1911
13 381 5766 O'LEARY, John Joseph Ireland 1882 1906
23 194 10587 O'LEARY, Patrick Ireland 1900 1925
20 278 9171 OLESEN, Christian Denmark 1897 1920
23 274 10667 OLESEN, Jorgen Denmark 1896 1921
16 57 6942 OLESH, Isador Russia 1882 1913
24 165 11058 OLESH, Isadore Poland 1882 1913
24 73 10966 OLESH, Rachel Cohen England 1897 1921
10 429 4302 OLESON, Jens Denmark 1883 1908
21 401 9794 OLIN, Kristian Fridolf Sweden 1895 1922
19 305 8698 OLIVE, Thomas Scotland 1892 1923
11 189 4562 OLIVER, John England 1853 1881
6 251 2140 OLIVERO, Gasper Italy 1867 1889
16 469 7362 OLIVIER, Toni Italy 1883 1907
15 424 6809 OLKI, Niki Finland 1892 1913
20 363 9256 OLOFSON, Olof Petter Renholt Sweden 1866 1888
2 54 151 OLSBORG, John Sevrin Sweden 1878 1901
5 145 1536 OLSEN, Anders Norway 1866 1911
14 253 6138 OLSEN, Anna Norway 1883 1904
19 12 8405 OLSEN, August Sune Sweden 1867 1886
19 11 8404 OLSEN, Carolina Sweden 1867 1890
23 444 10837 OLSEN, Johannes (aka John) Norway 1901 1921
14 450 6335 OLSEN, John Norway 1860 1882
3 68 462 OLSEN, Nils Norway 1883 1904
6 407 2294 OLSEN, Oluf Denmark 1893 1912
6 11 1900 OLSEN, Thorvald Norway 1879 1906
16 163 7048 OLSER, Emil Germany 1898 1905
2 18 116 OLSON, Aaron Sweden 1865 1872
21 388 9781 OLSON, Albert Victor Sweden 1893 1913
22 104 9997 OLSON, Albin Emmanuel S.D. - USA 1894 1920
5 246 1637 OLSON, Anna Viola Sweden 1888 1910
13 5 5390 OLSON, Axel Norway 1893 1912
4 148 1042 OLSON, Berg Norway 1881 1900
12 277 5150 OLSON, Carl Aldor Sweden 1887 1910
20 442 9335 OLSON, Carl Martin Norway 1898 1919
23 478 10871 OLSON, Carl Waldemar Sweden 1880 1907
9 203 3578 OLSON, Clara Theresia  Sweden 1896 1912
15 341 6726 OLSON, Emil Axel Fridolf Sweden 1882 1913
16 216 7101 OLSON, Fritz Sweden 1899 1917
16 356 7241 OLSON, Gustaf Rudolf Sweden 1884 1908
7 228 2612 OLSON, Gustaf Wilhelm Sweden 1896 1906
14 295 6180 OLSON, Gustav Sweden 1895 1913
8 91 2971 OLSON, Hans Christian Norway 1896 1912
11 352 4725 OLSON, Herman Sweden 1877 1891
3 397 791 OLSON, Ivar Sweden 1890 1908
9 155 3530 OLSON, Johan Albert Russia 1892 1915
11 5 4378 OLSON, John Sweden 1863 1891
16 348 7233 OLSON, John Sweden 1872 1896
19 306 8699 OLSON, John Sweden 1878 1893
17 165 7558 OLSON, John Edward Sweden 1882 1910
4 409 1301 OLSON, Olof Martin Sweden 1886 1910
19 279 8672 OLSON, Olof Thorild Sweden 1897 1916
2 199 294 OLSON, Oscar Sweden 1885 1903
4 56 950 OLSON, Sigrid Sweden 1887 1901
16 347 7232 OLSON, Victor Sweden 1866 1892
22 193 10086 OLSON, Waldo Sweden 1905 1908
20 121 9014 OLSSEN, Norman Andreas Norway 1893 1911
20 72 8965 OLSSON, Esther Theresia Sweden 1895 1923
24 153 11046 OLSSON, Gustav Adolf Sweden 1906 1925
20 299 9192 OLSSON, Inga Louise Ingwersen Germany 1881 1914
7 339 2723 OLSSON, Inge Louise Germany 1881 1914
14 447 6332 OLZER, Emil Italy 1894 1910
20 408 9301 OMAHEN, Frank Austria 1894 1911
13 321 5706 O'MAHONY, Ellen Ireland 1880 1902
7 330 2714 O'MALLEY, Henry Ross Archer Canada 1869 1900
6 64 1953 OMOHEN, Frank Austria 1893 1899
8 242 3121 ONDRACEK, Joseph Austria 1891 1911
3 270 664 ONDRASIK, Joseph Hungary 1877 1907
4 347 1240 O'NEIL, Archibald Edward Douglas Scotland 1884 1903
3 137 531 O'NEIL, Patrick Ireland 1875 1902
9 202 3577 O'NEILL, Alice Ireland 1886 1903
14 116 6001 O'NEILL, Archibald Edward Douglas Scotland 1884 1903
2 70 167 O'NEILL, Mary Ann Eliza Canada 1863 1890
2 235 330 O'NEILL, Thomas Scotland 1883 1903
7 469 2853 O'NEILL, Thomas Scotland 1883 1903
22 224 10117 O'NEILL, William Ireland 1876 1898
10 18 3891 ONKEN, George Samuel England 1868 1909
9 236 3611 ONOFRIO, Alphonzo Italy 1895 1914
17 455 7848 ONORATO, Domenico Italy 1864 1888
23 235 10628 OOIMAN, Albert Walter Holland 1906 1916
5 421 1812 OOS, George Norway 1874 1909
19 435 8828 OPATRIL, Julius Czechoslovakia 1872 1889
23 254 10647 OPLOS, Gust Greece 1892 1920
18 482 8375 OPONOVITCH, John Russia 1884 1910
8 13 2896 OPPELZ, Mikeal Hungary 1893 1910
16 326 7211 OPPER, Louis Poland 1865 1907
20 28 8921 ORASK, Waltar Poland 1888 1904
9 473 3846 ORD, Isaac Septimus England 1886 1893
4 406 1298 ORD, John England 1884 1892
11 293 4666 ORDINSK, Henry Austria 1889 1911
3 312 706 ORENLAND, Max Russia 1891 1909
14 219 6104 ORENO, Frank Italy 1884 1903
22 430 10323 ORENSTEIN, Ben Russia 1902 1906
19 234 8627 ORENSTEIN, Joe Russia 1886 1905
19 253 8646 ORKEESH, Harriet Josephine Poland 1893 1911
24 118 11011 ORLAND, Motel (aka Max) Russia (Poland) 1890 1909
24 117 11010 ORLAND, Rose Poland 1894 1909
4 167 1061 ORLANDE, Morris Russia 1888 1907
12 163 5036 ORLASKI, Steven Hungary 1893 1912
15 351 6736 ORLOFF, Nicholas Russia 1893 1917
11 391 4764 ORLOWSKI, Pauline Germany 1863 1882
13 61 5446 ORNER, Inga Ferdinanda Norway 1876 1890
13 195 5580 OROZCO, Genaido Reyes Mexico 1885 1898
20 387 9280 ORPHANOS, George Panagiotou Greece 1893 1912
3 133 527 ORR, David Herbert Ireland 1889 1903
17 425 7818 ORR, Robert Canada 1867 1889
20 170 9063 ORROCK, James England 1891 1923
6 201 2090 ORSINI, Lorenzo Italy 1869 1905
8 27 2908 ORSO, Charles (aka ARSO, Charles) Italy 1894 1911
16 64 6949 ORTEGA, Richard Mexico 1892 1905
5 11 1403 ORTGYSEN, Cornelius Holland 1862 1885
13 478 5863 ORTGYSEN, Cornelius Holland 1862 1885
12 172 5045 ORTGYSEN, John Ferdinand Holland 1856 1893
5 450 1841 ORTH, Adam Hungary 1896 1910
20 206 9099 OSBALDESTON, Albert England 1883 1924
20 210 9103 OSBALDESTON, Johanna O'Donohue England 1883 1924
14 187 6072 OSBICH, Jerry Jugoslavia 1893 1912
20 29 8922 OSBORNE, Ernest Charles Malta 1900 1923
11 318 4691 O'SHAUGHNESSY, Dermot William Argentina 1895 1902
10 303 4176 O'SHAUGHNESSY, Douglas Whitehouse Argentine Rep. 1894 1902
17 245 7638 O'SHAUGHNESSY, George William Argentine 1892 1902
17 88 7481 O'SHEA, Colman Ireland 1889 1908
15 310 6695 O'SHEA, Mary Ireland 1882 1904
5 334 1725 OSICH, Jacob Austria 1881 1906
4 66 958 OSLON, Oscar Sweden 1881 1899
10 462 4335 OSSENTJUK, George Josephus Netherlands 1878 1902
7 87 2471 OSSIANDER, Adolf Germany 1888 1906
5 333 1724 OSTAR, Paul Austria 1886 1909
16 271 7156 OSTAR, Paul Austria 1886 1909
2 161 257 OSTERMILLER, Johan Philipp Russia 1857 1905
11 191 4564 OSTERMILLER, John Russia 1884 1907
16 351 7236 OSTERMILLER, John B. Russia 1883 1909
6 346 2234 OSTFELD, Philip Roumania 1895 1910
3 463 857 OSTRAND, Carl Sweden 1882 1902
12 244 5117 OSTRIONO, Angelo Italy 1886 1901
23 108 10501 OSTROM, Hilding Johan Barnhard Sweden 1899 1923
8 60 2941 OSTROW, Abraham Russia 1892 1913
13 119 5504 OSTROWSKI, John Poland 1880 1907
14 153 6038 OSTUM, Mike (aka ASTUANA, Michele) Italy 1865 1901
23 59 10452 O'SULLIVAN, Eugene Aloysius Ireland 1905 1925
21 421 9814 O'SULLIVAN, Laura (aka AGNESIA, Sister) Ireland 1889 1903
17 40 7433 O'SULLIVAN, Lawrence Ireland 1900 1921
11 63 4436 OTT, Emma Switzerland 1888 1909
7 60 2446 OTTO, Olive Tomine Norway 1849 1888
14 1 5886 OUGH, Frederic England 1867 1919
2 44 141 OULTON, Daniel Milton Nova Scotia 1880 1900
19 302 8695 OUREN, Kristine Severine Norway 1879 1913
4 313 1206 OVERGAARD, Rasmus Peter Jensen Denmark 1865 1911
23 47 10440 OVERGARD, Bertinus Jensen Denmark 1873 1916
23 46 10439 OVERGARD, Mary Helen Denmark 1890 1916
18 346 8239 OWEL, Abraham Albertus Netherlands 1897 1919
10 114 3987 OWEN, Owen Evan Wales 1883 1907
7 6 2392 OWEN, Thomas Henry Wales 1882 1903
24 145 11038 OWEN, Thomas Hugh Wales 1905 1925
4 112 1006 OWEN, William Thomas England 1874 1905
3 400 794 OWENS, Thomas Wales 1849 1869
9 5 3383 OWENS, William Wales 1874 1906