New Zealand's Men made it a RWC Sevens double for their country as they followed up the Women's team's win, beating England 33-0 in the final.
The IRB World Series champions emerged victorious while New Zealand's Women became world champions after they beat Canada 29-12.
The last day of matches at the Olympic Stadium were delayed after a thunderstorm stopped play.
But the weather couldn't dampen the spirits of the New Zealanders, who will fly home from Moscow with both trophies deservedly safely in their grasp.
After the final whistle, New Zealand captain DJ Forbes was left delighted, saying: "This is truly a humbling experience and I'm almost lost for words. I'm just so proud of the boys. This win is for the boys, the management here and everyone back home. It's really great to get another trophy."
Day Three Results
Tunisia 7-12 Uruguay - Bowl QF
Russia 17-7 Spain - Bowl QF
Hong Kong 10-31 Georgia - Bowl QF
Japan 50-0 Philippines - Bowl QF
Samoa 26-17 Zimbabwe - Plate QF
Argentina 28-5 USA - Plate QF
Scotland 17-0 Portugal - Plate QF
Canada 26-0 Tonga - Plate QF
South Africa 10-12 Fiji - Quarter-Finals
New Zealand 26-10 Wales - Quarter-Finals
England 21-17 Australia - Quarter-Finals
Kenya 24-19 France - Quarter-Finals
Uruguay 0-38 Russia - Bowl Semi-Finals
Georgia 21-24 Japan - Bowl Semi-Finals
Samoa 21-14 Argentina - Plate Semi-Finals
Scotland 7-21 Canada - Plate Semi-Finals
Fiji 0-17 New Zealand - Semi-Finals
England 12-5 Kenya - Semi-Finals
Russia 29-5 Japan - Bowl Final
Samoa 12-19 Canada - Plate Final
Fiji 29-5 Kenya - Third Place
New Zealand 33-0 England - Final