Although Mary Janes birth shows in Dec quarter 1862, there is this entry in 1871 for a Mary A Burton born 1860 Kennington (East Ashford District)
The image does appear to say Mary A though.
Kennington, King Street.
Charles Burton, Head age 36 b Kennington, Ag Lab
Ann Burton, wife age 32 b Challock
Maud A Burton, Dau, age 15 b Challock
Mary A Burton, Dau age 11, b Kennington
Lucretia Burton, Dau age 9, b Kennington
Charles W, Son age 6, b Kennington
Walter, Son age 3, b Kennington
Rose J, Dau age 9 months.
RG10; Piece: 962; Folio: 78; Page: 21
The only way to be certain if this is the correct family is to buy her birth certificate or her marriage cert for fathers name.
Next door are:-
George Burton, Head age 30, b Boughton Aluph? Kent, Ag lab
Grace V, wife age 24, b Boughton Aluph? Kent
Wlater G, Son age 10 months.