I can't tell you if Mary Ann definitely married, but I found this for Mary Ann father William:
ame: Mary Ann Haylock
Gender: Female
Age: 24
Birth Date: 1828
Marriage Date: 31 May 1852
Marriage Place: Burwell,Cambridge,England
Father: William Haylock
Spouse: William Cranfield
FHL Film Number: 990400
I couldn't find anymore information for this one:
name(s) MARY ANNE
Last name HAYLOCK
Marriage quarter 2
Marriage year 1863
Registration month -
MarriageFinderâ„¢ MARY ANNE HAYLOCK married one of these people
JOHN VEAL, CHARLES SOMERSET MACER
District ELY
District number -
County Cambridgeshire
Country England
Volume 3B
Page 943
Record set England & Wales marriages 1837-2008
Category Birth, Marriage, Death & Parish Records
Subcategory Marriages & divorces
Collections from Great Britain
Amanda