Dorothy,

I searched through the Freedman's Bank Records and found two records for John Wesley Williams:

Source: Freedman's Bank Records
Norfolk Bank Branch
Series: M816 Roll: 26 Page: 123 Account: 4644

Applicant: JOHN W WILLIAMS
Spouse:
Father: GEORGE W, dead
Mother: SARAH POWELL, (in) City
Siblings: HENRY & ALICE
Applicaton Date: Nov 19, 1872
Age: 21
Height and Complexion: Olive
Birth Place: Northhampton, VA
Place Raised: Northampton Co, VA
Current Residence: City
Works For: Atlantic Hotel
Occupation: Waiter
Remarks: Signed own name

Source: Freedman's Bank Records
New York Bank Brank
Series: M816 Roll: 17 Page: 659 Account: 6139

Applicant: JOHN WESLEY WILLIAMS
Spouse:
Father: GEORGE W, dead
Mother: SARAH P, (in) Norfolk
Siblings: LEONARD F, HENRY B, ADA & ALICE, all in Norfolk; MALINDA, in Brooklyn, NY
Applicaton Date: 1873-07-16
Age: 21
Complexion: Light Brown
Birth Place: Northampton, VA
Current Residence: 218 Thompson St
Military Info:
Works For: Sturter and House
Occupation: Waiter
Remarks: Signed own name (instead of marking the page); $10.00

I then searched the census records:

For some reason they are all using the name Powell, but I think this might be them:

1870 Census Capeville, Northampton Co., VA
Malinda Powell 20 F B Keeping House b. VA
Sarah Powell 50 F B Domestic Servant b. VA
Leven? Powell 12 M B Laborer b. VA
Henry Powell 10 M B Laborer b. VA