His older sister, Roselee Jencke, is a former Australia netball international.
[3][4] Jencke debuted for Hawthorn Football Club in 1986, playing 6 games in his first year.
He also played in his first Premiership team and walked away with a victory against the West Coast Eagles.
Hawks ended up winning by 53 points and the Norm Smith medal went to Paul Dear.
He continued to play through mid nineties, before retiring at the end of the 1997 season.