Duck Dynasty didn't start until March of 2012. You're thinking of the two brothers from Swamp People.
The shooter
It's revealed in the finale they died some years before. To spare Joey's feelings, the others told him they'd gone to a special farm, where visitors weren't allowed.
There have been no deaths of main characters in Duck Dynasty. In December of 2012, there was an Internet rumor that "Uncle Si" Robertson had been in a terrible vehicle accident near Arcadia. He was supposedly airlifted from the accident and was "clinging to life." He was actually not in an accident at all.
The largest family on Titanic was Margaret Rice and her five boys, all of whom died.
Stuffed it
The Tudors.
Nicholas II's dynasty was the Romanov family, which ruled Russia for 300 years from 1613 to Nicholas's overthrow in 1917. Actually, the Romanov family died out in the 1700s, and was succeeded by the Holstein-Gottorp family who assumed the dynasty name of Holstein-Gottorp-Romanov, which was usually shortened to Romanov.
He continued his family's dynasty by giving the throne o his eldest son when he died.
The Stuarts. the Tudor dynasty ended when Elizabeth I died unmarried and childless, leaving no heir to succeed to the throne. She was thus succeeded by the King of Scotland, James I, whose family name was Stuart.
Stephen Duck died in 1756.
Arthur Duck died in 1648.
Jacob Duck died in 1667.
Nicholas Duck died in 1628.
Li Cheng - Tang Dynasty - died in 837.
Blue Duck - outlaw - died in 1895.
Donald 'Duck' Richardson died in 2011.
No, the Romanov family ruled Russia after Ivan the Terrible died. I think he Smirnov family held a great share of the vodka market,