
1) English boy name
Found on
https://www.crosswordclues.com/clue/grenville

HMS Grenville was a British Ulster Class destroyer of 1730 tons displacement launched in 1943. HMS Grenville was powered by two Admiralty 3-drum type boilers providing a top speed of 34 knots. She was armed with four 4.7 inch guns; four 40 mm anti-aircraft guns; four 20 mm anti-aircraft guns and eight 21 inch torpedo tubes arranged in two quads.
Found on
http://www.probertencyclopaedia.com/browse/RG.HTM
No exact match found.