Note: Australia is generally considered to be a continental landmass, rather than an island. If however one does count Australia among the islands it, not Greenland, would be the largest in the world (unless one also considered Antarctica an island).
... first to reach India from Europe by the sea route
Thomas Gann[?], explorer
Pierre Gaultier de Varennes et de la Vérendrye, (1685-1749), explorer
H
Hannu[?] - ...