1930 is the last available searchable census at this time.
1900 - Name: John O Connell [John Oconnell] Age: 26 Birth Date: Mar 1874 Birthplace: Wisconsin Home in 1900: Superior Ward 7, Douglas, Wisconsin [Douglas] Race: White Gender: Male Relation to Head of House: Son Marital Status: Single Father's Name: James O Connell Father's Birthplace: Ireland Mother's name: Myra O Connell Mother's Birthplace: Ireland Occupation:
James O Connell 70, 11/29 IRE - immigrated 1872 Myra O Connell 55, 5/45 IRE - married 36 yr, 10 children James O Connell 35, 8/64 Canada - lumber man, immigrated 1872 Michael O Connell 33, 3/67 Canada - immigrated 1872, drayman Danel O Connell 28, 10/72 WI - carpenter John O Connell 26, 3/74 WI - grocery salesman William O Connell 23, 11/76 WI - teamster Patrick O Connell 21, 10/78 WI - grocery salesman Maggie O Connell 21, 10/78 WI Charley O Connell 19, 12/82 WI
1910 - Name: John E Odonell [John E O'Connell] [John E Oconell] Age in 1910: 34 Birth Year: 1876 Birthplace: Wisconsin Home in 1910: Deer River, Itasca, Minnesota Race: White Gender: Male Relation to Head of House: Head Marital Status: Married Spouse's Name: Lusile L Odonell Father's Birthplace: Ireland Mother's name: Mary C Odonell Mother's Birthplace: Ireland
John E Odonell 34, WI Lusile L Odonell 28, MI - 2 children & 1 living Daniel Odonell 7, MI Mary C Odonell 60, IRE - mother
1920 - Name: John E Oconnell [John E O'Connell] Age: 43 Birth Year: abt 1877 Birthplace: Wisconsin Home in 1920: Deer River, Itasca, Minnesota Race: White Gender: Male Relation to Head of House: Head Marital Status: Married Spouse's Name: Louise Oconnell Father's Birthplace: Ireland Mother's Birthplace: Ireland Home Owned: Own Able to read: Yes Able to Write: Yes
John E Oconnell 43, WI - logging in woods Louise Oconnell 38, MI  Daniel Oconnell 17, MI Clarence Lalonde 23, MI - b/inlaw, bookkepper @ bank
1930 - Name: Clarence A Lalonde Gender: Male Birth Year: abt 1897 Birthplace: Michigan Race: White Home in 1930: Bemidji, Beltrami, Minnesota View Map Marital Status: Married Relation to Head of House: Head Spouse's Name: Barbara B Lalonde Father's Birthplace: Canada Mother's Birthplace: Michigan Occupation: life insurance military service - WWI
Age at first marriage: 33 Parents' birthplace: Canada/MI
Clarence A Lalonde 33, MI Barbara B Lalonde 30, MN - Age at first marriage: 30 Parents' birthplace: MASS/MN
World War I Draft Registration Cards, 1917-1918 Name: Clarence Abbot Lalonde County: Dickinson State: Michigan Birthplace: Michigan Birth Date: 29 May 1896 Race: Caucasian (White) occ - mill hand single, lives with parents
Minnesota Death Index, 1908-2002 Name: Clarence Abbott Lalonde Death Date: 25 Jul 1950 Death County: Beltrami State File Number: 000670 Certificate Number: 000670 Certificate Year: 1950
1930 - Name: Daniel J O'Connell [Daniel J Oconnell] Gender: Male Birth Year: abt 1903 Birthplace: Michigan Race: White Home in 1930: Chicago, Cook, Illinois Marital Status: Single Relation to Head of House: Lodger Father's Birthplace: Wisconsin Mother's Birthplace: Michigan Occupation: Executive for resturant chain
1930 - John E and Louise O'Connell are not listed.
TRY - Find a grave – FREE SITE - volunteer site all states; frequently has headstone pic DO NOT SEARCH FOR A MARRIED WOMAN USING HER MAIDEN NAME.