Possible birth location: Chatham County, NC
No source can be located at this time.

His age listed in his obit, 77, which would make his birth year about 1827, does not match other records that have about 1837.

Death of W. B. Bennett.
(Special to News and Observer.)
Durham, N. C., Oct. 4.-William B. Bennett, an aged white man, died at his home five miles west of the city this morning at 6 o’clock. He was 77 years of age and death was caused by consumption and complication of diseases. The burial will take place tomorrow afternoon.
News and Observer, Raleigh, North Carolina, Wednesday, October 5, 1904, Page 4, column 5

Home in 1850: Lower Regiment, Chatham, North Carolina, USA
Charley Bennet 40
Sophia Bennet 38
William B Bennet 13
Menatha Bennet 9
Mary P Bennet 5
Mary H D Dodd 15

Home in 1860: Eastern Division, Chatham, North Carolina
Charles Bennett 50
Sarah Bennett 48
Wm Bennett 23
Albert Bennett 20
Mary Bennett 15

U.S., Civil War Soldier Records and Profiles, 1861-1865
Name: William Benjamin Bennett
Residence: Chatham County, North Carolina, North Carolina
Occupation: Farmer
Age at Enlistment: 24
Enlistment Date: 25 Feb 1862
Rank at enlistment: Private
Enlistment Place: Chatham County, North Carolina
State Served: North Carolina
Survived the War?: Yes
Service Record: Enlisted in Company B, North Carolina 49th Infantry Regiment on 21 Apr 1862.Mustered out on 09 Jan 1863.Transferred to on 09 Jan 1863.
Birth Date: abt 1838
Sources: North Carolina Troops 1861-65, A RosterThe Medical and Surgical History of the Civil War

North Carolina, Marriage Records, 1741-2011
Name: William B Bennett
Gender: Male
Marriage Date: 15 Apr 1869
Marriage Place: Wake, North Carolina, USA
Father: Charles Bennett
Mother: Sophia Bennett
Spouse: Sirena A Mainard
Spouse Gender: Female
Spouse Father: Willie Mainard
Spouse Mother: Delilah Mainard
Event Type: Marriage

Home in 1870: Pittsboro Road North Side, Chatham, North Carolina
Wm B Bennett 33
Serena Bennett 19

Home in 1880: Durham, Orange, North Carolina
Charles Bennett 70
Sophia Bennett 68
William B. Bennett 44
Reny Bennett 29
Mary A. Bennett 8
Charlie Bennett 6
James Bennett 4
Evelene Bennett 4m

Home in 1900: Durham, Durham, North Carolina
W B Bennett 63 [Apr 1837]
Cirena A Bennett 49
Suprans Bennett 20
Sophia J Bennett 14
Harbert B Bennett 11
Robert W Bennett 9
Florence Long 1