Possible Clues:

• Saint for a month in the East (with a spell in Kent)
• Saint's thirty-one days in ecstasy
• Saint in East appearing at end of month
• Order starter and eat using last of pilau, unusually
• Hippo's notable and grand island on banks of Nile
• Clown stops home for missionary
• Founder of monastic order revered in Spain
• Band of Horses' "St."
• Stately home found by English saint
• Hippo man, left confessions