Hellmuth Dieter Küchenmeister (13 October 1935 - 22 September 2011) was an Austrian male curler and sports executive. At the national level, he is a five-time Austrian men's champion curler. In the 1950s and 1960s he was an ice hockey player for EC Kitzbühel, winning silver and bronze medals at the Austrian championship. As a sports executive, he was co-founder of Austrian Curling Federation in 1980, long-time president of Kitzbühel Curling Club and long-time director of the Austrian Open Kitzbühel international tennis tournament.