Oh Maria! I've been to a fire!
English Music Hall song
But as with most things personal preference is a factor, and fashion. In 1800- 1900 Britain the 'eye' sound would have been fashionable but as Britain became more cosmopolitan in the 20thc the 'ee' sound seems to have taken over.
Lal (Waterson) and George Knight's daughter is a Maria but has always been pronounced Marry with the stress on first syllable as long as I've known her.