St. Christopher (St. Kitts)

I have one early reference for a Witness to a Will in 1641, which may be connected to the Spanswick's in Barbados and Boston in the 1640's.

Preogative Court of Canterbury Will of 1641 for Anthony Marbury of the Island of St Christophers in the West Indies [107 Evelyn] pr 10 Aug. by brother Edward Clerk;
Witnesses John Cowdall, John Kervin, John Spainswick