David Prinosil (born 9 March 1973) is a former tennis player from Germany, who turned professional in 1991.

Prinosil was born in Olomouc, Czechoslovakia, but later moved to Germany. He represented his country at the 1996 Summer Olympics in Atlanta, Georgia, where he was defeated in the first round by Daniel Vacek of the Czech Republic. In the doubles competition in Stone Mountain Park he won the Bronze medal partnering Marc-Kevin Goellner. He was the first ever opponent of Tim Henman in the main draw of a Grand Slam tournament, in the first round of Wimbledon in 1994.

The right-hander reached the fourth round of Wimbledon in 2000 and the quarterfinals of the Rome Masters in 1999 and the Paris Masters in 2000. Prinosil won three career titles in singles, and reached his highest singles ATP-ranking on 23 April 2001, when he became World No. 28.