Deckert is a surname. Notable people with the surname include: Günter Deckert (born 1940), far-right German political activist Günter Deckert (1950–2005), East German Nordic combined skier Josef Deckert (1843–1901), Austrian Catholic priest and anti-Semitic agitator Manfred Deckert (born 1961), East German ski jumper Ryan Deckert (born c. 1971), businessman and politician in Oregon, U.S. Tempany Deckert (born 1978), Australian actress and author