The original Jeopardy show hosted by Art Fleming came on the air from March 30 1964 until January 3 1975 A new syndicated Jeopardy Hosted by Alex Trebek has aired continuously since September 10 1984.
The Jeopardy Archive does not list him as a contestant
1964
The related site has the record of jeopardy questions and can be seached
I would use "jeopardy" in a sentence like this: "Her reckless behavior put her safety in jeopardy."
The Jeopardy Teen Tournament was first aired in 1987. Links from Wikipedia on the Jeopardy and Jeopardy Teen Tournaments have been added under related links below the answer for more detailed information.
1984
Jeopardy ended the network series of shows with Art Fleming in 1979. The was no Jeopardy Episode on July 1 1981 because the Alex Trebek Jeopardy syndicated program did not start until September 10 1984 see related link
September 14, 2009
Kids week will Start Jul 5 2010
Showtimes for Jeopardy are based on the Station and 3 MA stations start at 7:30PM see related link for the stations
GSN, which like Jeopardy! is an affiliate of Sony Pictures Television, reran nine seasons between the channel's launch in 1994 and April 1, 2010.see related link The return of Jeopardy programming to GSN is a decision that must be made by Sony Pictures TelevisionSony Pictures Television has made no announcements about Jeopardy except that Alex Trebek has signed to continue shows until the year 2014. At that same time they also announced that Pat Sajak and Vanna White will also continue to do the Wheel of Fortune until the year 2014.
That would be very difficult to do. The original version of Jeopardy has very few episodes existing due to tape practices of the time, where tapes were wiped in order to be re-used, so there isn't a list of Jeopardy champions from that year.