
1) English family
Found on
https://www.crosswordclues.com/clue/grenvillite

The Grenvillites or Grenvilles were a name given to several British political factions of the 18th and early-19th centuries, all associated with the important Grenville family of Buckinghamshire. ==Overview== The Grenville family interest, led by Richard Grenville-Temple, 2nd Earl Temple, which dominated local politics in Buckinghamshire, was prom...
Found on
http://en.wikipedia.org/wiki/Grenvillite
No exact match found.