Seneca Genealogy (in Seneca County, OH)
USA (1,379,301) > Ohio (59,207) > Seneca County (679) > Seneca (34)
NOTE: Additional records that apply to Seneca are also found through the Seneca County and Ohio pages.
Seneca Birth Records
1800-1962 Ohio Births and Christenings Index Ancestry 
1908-1964 Ohio Birth Index Ancestry
Ohio, Birth Records, 1908-present Ohio Department of Health
Seneca County, Ohio birth records FamilySearch Library
Seneca Census Records
Federal Census of 1940, Seneca Township in Seneca County, Ohio LDS Genealogy
U.S. Federal Census 1790-1950 Ancestry
U.S. Federal Census 1790-1950 MyHeritage
United States Federal Census, 1790-1950 Family Search
Seneca Church Records
1800-1962 Ohio Births and Christenings Index Ancestry
Church records, 1842-1914 (Evangelical Jerusalem Church (Seneca Township, Ohio)) FamilySearch Library
Seneca Death Records
1908-1932, 1938-2007 Ohio Deaths Ancestry
Ohio Death Index, 1913-1944, 1954-1963 MyHeritage
Ohio, Death Records, 1908-present Ohio Department of Health
Ohio, Rutherford B. Hayes Presidential Center Obituary Index, 1810s-2013 Ancestry
Ottawa, Sandusky, and Seneca counties, Ohio newspaper obituary abstracts, 1836-1870 FamilySearch Library
Seneca Immigration Records
Naturalization records 1852-1930, Seneca County, Ohio FamilySearch Library
Ohio, County Naturalization Records, 1800-1977 MyHeritage
Seneca County, Ohio Naturalization Records: 1834-1930 Internet Archive
Seneca County, Ohio naturalization records : 1834-1930 FamilySearch Library
Seneca Land Records
Deed records, 1822-1902 FamilySearch Library
Deeds, 1821-1926 FamilySearch Library
Seneca Marriage Records
1774-1993 Ohio, County Marriages Ancestry
Index to marriages of Seneca County, Ohio, 1899-1992 FamilySearch Library
Marriage records of Seneca County, 1841 to 1867 FamilySearch Library
Marriage records, 1841-1951 FamilySearch Library
Marriages of Seneca County, Ohio, 1841-1899 FamilySearch Library
Ohio Marriages, 1803-1900: Seneca County, Ohio Marriages, 1851-99 Ancestry
Seneca Newspapers and Obituaries
Ohio, Rutherford B. Hayes Presidential Center Obituary Index, 1810s-2013 Ancestry
Ottawa, Sandusky, and Seneca counties, Ohio newspaper obituary abstracts, 1836-1870 FamilySearch Library
Seneca Probate Records
1786-1998 Ohio, Wills and Probate Records Ancestry
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