Hi Deborah

The Caroline Stevens who married William Roberts was the daughter of Robert Stevens and Mary Ann Manning. Caroline and William had 9 children. Caroline was baptised 22.7.1838 Drybrook and died Newport 1900. The following is a good indication that you cannot trust census ages as you see Caroline aged only 4 years between 1851 & 1861 :

1851 Census
76
STEPHENS Robert Widow/er 46 Collier East Dean
Caroline 14 East Dean

1861 Census East Dean
Robert Stephens 56 Widower Coal Miner East Dean
Caroline dtr 18 Servant East Dean

Jim Ashton