The following is a list of Royal Navy ship names by name in alphabetical order, both past and present. Many of the names have been re-used over the years and thus represent different ships.
(Note that this list still lacks many important ships.)
... Hedin[?], (1865-1952), explorer
Bjarni Herjulfsson[?] - Viking discoverer of North America
Thor Heyerdahl, (1914-2002), Norwegian explorer
Henry Hudson, (died ...