Hi it looks like the family kept dropping their first names eg
Baptism Sarah Jane March born 5th November 1894 christening 21st November 1894 Christchurch, Deptford Father Henry occ Umbrella Maker Mother Mary Jane
1901 Census
Jane March 29 occ Umbrella Maker b Spitalfields
Jane 6 b Deptford
Henry 8 ( Deaf & Dumb) b Deptford
Caroline 3 b Canning Town, Essex
Rhoda 1 b Thornton Heath, Surrey
Residing at Travellers Rest, Dean Street, Marlow, Wycombe, Bucks
Census Ref RG13/1350/67/45
Keyboard86