Make me an island

Calendar

January 29th
Sigebert of East Anglia
April 2nd
St Cuthbert
August 21st
St Lide
October 28th
St Thecla
November 1st
St Frideswide
November 1st
St Cadfan
December 18th
Justinian of Ramsey Island
December 25th
Edburga of Minster-in-Thanet