Possibly the son of John Dickson(1774-1849) and Mary Elizabeth Lee Dickson(1777-1850).

Married to Mary Ann Elizabeth Duncan on January 20, 1834 in Granville County, North Carolina.

Samuel and Elizabeth were the parents of:
Francis Marion Dixon(1835-unk)
Mary Ann Elizabeth Dixon Evans(1836-unk)
Cinderella Elizabeth Dixon Long
Emily Frances Dixon Evans(1839-unk)
Louisa A Dixon(1841-unk)
Martha L Dixon Harris(1843-unk)
John Louis Dixon
Samuel Abner Dixon
Joanna Thomas Dixon Duncan
Ellender Jane Dixon Evans
Sarah Dixon Zimmerman
Nancy Dixon Winstead
Georgia A Dixon
Susan G Dixon Long
Lula Archibald Boswell Dixon Long
*********************************
North Carolina, Marriage Collection, 1741-2004
Name: Samuel Dickson
Spouse: Mary A. E. Dunkin
Marriage Date: 20 Jan 1834
Marriage County: Granville
Marriage State: North Carolina
Source: Family History Library, Salt Lake City, UT

1850 United States Federal Census
Name: Samuel A Dixon
Age: 36
Estimated birth year: abt 1814
Birth Place: North Carolina
Gender: Male
Home in 1850 (City,County,State): Person, North Carolina
Family Number: 398
Household Members: Name Age
Samuel A Dixon 36
Elizabeth M Dixon 34
Frances M Dixon 15
Elizabeth Dixon 14
Cinda R Dixon 13
Emily F Dixon 11
Louisa A Dixon 9
Martha A Dixon 7
John L Dixon 6
Samuel A Dixon 3
Joana T Dixon 3
Elender Dixon 1

1860 United States Federal Census
Name: Saml A Dixon
Age in 1860: 44
Birth Year: abt 1816
Birthplace: Nova Scotia
Home in 1860: Person, North Carolina
Gender: Male
Post Office: Roxboro
Value of real estate: View image
Household Members: Name Age
Saml A Dixon 44
Elizabeth Dixon 44
Louisa Dixon 17
John L Dixon 13
Saml A Dixon 12
Joanna Dixon 12
Ella J Dixon 10
Sarah B Dixon 9
George A Dixon 7
Susan G Dixon 3
Archabald B Dixon 1

1870 United States Federal Census
Name: Saml A Dixon
Birth Year: abt 1814
Age in 1870: 56
Birthplace: North Carolina
Home in 1870: Cunningham, Person, North Carolina
Race: White
Gender: Male
Value of real estate: View image
Post Office: Cunningham Store
Household Members: Name Age
Saml A Dixon 56
Elizabeth Dixon 53
Ella J Dixon 20
Sarah B Dixon 18
Nancey W Dixon 16
George A Dixon 15
Susan G Dixon 13
Louisa Dixon 11

1880 United States Federal Census
Name: Samuel A. Dixon
Home in 1880: Cunninghams, Person, North Carolina
Age: 64
Estimated birth year: abt 1816
Birthplace: North Carolina
Relation to Head of Household: Self (Head)
Spouse's name: Elizabeth M.
Father's birthplace: North Carolina
Mother's birthplace: North Carolina
Neighbors: View others on page
Occupation: Farmer
Marital Status: Married
Race: White
Gender: Male
Household Members: Name Age
Samuel A Dixon 64
Elizabeth M Dixon 62
Nancy W Dixon 24
George A Dixon 23
Susan G Dixon 19
Lewis A B Dixon 17
Elizabeth A Dixon 2 (granddaughter)