Jack Tripper didn't die, actor John Ritter who played him died. His died due to an aortic dissection.
Deborah Steinberg Solomon died on December 2, 2011, in Hanover, New Hampshire, USA.
Jack Mason died in 1958.
Jack Lenoir died in 1981.
Jack Miner died in 1944.
Berthold of Hanover died in 1198.
Frederica of Hanover died on 1981-02-06.
Frederika of Hanover died on February 6, 1981 at the age of 63.
Sophia of Hanover died on June 8, 1714 at the age of 83.
Ernest Augustus I of Hanover died on 1851-11-18.
Sophia Dorothea of Hanover died on 1757-06-28.
George V of Hanover died on 1878-06-12.
Princess Frederica of Hanover died on October 16, 1926.
Prince Welf Henry of Hanover died on 1997-07-12.
Princess Marie Louise of Hanover died on 1948-01-31.
Prince Welf Ernst of Hanover died on 1981-01-10.
Josef Finger died in 1925.