Saint Marys Close in Wilton is close to a number or roads named after saints, however it could be a reference to the large Italianate church in Wilton, which is the Church of Saint Mary and Saint Nicholas.
Saint Marys Road in Harnham could be named in reference to the Cathedral, which, in full is the ‘Cathedral Church of the Blessed Virgin Mary’1.
[...] of Bulbridge Road which are named after saints. The others are St Nicholas Close, St Peters Close, St Marys Close and St Ediths [...]