Are either of these your Mary
1901(Head John T LAW)
Hesketh Street, Southport, Lancashire
KEHOE, Mary Servant Single 1871 IRELAND Housemaid Domestic
there also this Mary single she's born 1879

1901 (Head Ralph MAWDSLEY married Ellen KEHOE 1899)
38, Jenkinson Street, Everton
KEHOE, Mary Sister-In-Law Single 1879 LIVERPOOL Domestic Servant Waitress
The Mary Kehoe I am looking for was not married until 1903 and had no children before that
Lancashire BMD
1903 West Derby, Register Office or Registrar Attended
KEHOE Mary
JONES James J