Greeting's Mike......
Although Charles Williamson didn't show up on the census returns for Whitwick 1841...Several pages too faded to be sure

From my resources I have to hand found the following :-
Christening :-
Charles Williamson. 4th. Dec. 1825.
Whitwick.
Father :- Edward. Williamson.
Mother :- Diana.
Marriage :-
Edward Williamson. ~ Diana Burton.Whitwick.
1823. By Banns.
Christening :-
William Williamson.
25th. Jan. 1824.
Primitive Methodist
Whitwick.
Farther :- Edward Williamson.
Mother Diana.
Here are Williamson Families found
within the Village of Whitwick 1841. Census. :-
HO 107 / 596 / 18 / Page 6.
The Hundred of Goscote West.
Parish of Whitwick.
Silver Street.
Edward Williamson. 60. Ag. Lab. Y.
Dinah. 39. N.
Caroline. 11. Y.
Jane. 9. Y.
Edward. 6. Y.
Eliza. 1.
Y. = YES. Born within the County.
N. = NO. Not born within the County.
Page. 7.
Silver Street.
John Williamson. 40. Brick Maker.
Mary. 40.
Harriett. 15.
Hannah. 12.
John. 10.
Joseph. 8.
Alfred. 6.
All Born within the County of Leicestershire.
Page. 9.
Silver Street.
William Williamson. 30. Collier.
Alice. 25.
Both Born within the County.
Page.13.
Leicester Road.
William Williamson. 25. Stocking Maker.
Elizabeth. 25.
Thomas. 5.
John. 3
Charles. 2.
Sarah. 2 Months Old.
All Born within the County.
Page. 14.
Leicester Road.
John Williamson. 55. Stocking Maker.
Catherine. 45.
Thomas. 15.
John. 15.
William. 15.
Aron. 13.
David. 10.
Jonathan. 9.
Ann. 7.
Jane. 11.
Catherine. 6 Months Old.
Hope this is of some help to you
No sign of Edward or Diana on the 1851
for Whitwick Census returns (Index only )
MIKE.