Possible Clues:

• She opposed Shylock
• Shakespearian legal eagle
• Wine can make one a most learned judge
• Dowry not available to a Venetian heiress
• Song favoured by Gregory?
• She judged Shylock (M. of V.)
• She was so playful at the bar
• Barmaid argued about a pound
• Not a barman, but a bargirl, perhaps
• She married Bassanio (Merchant of Venice)