Duà ¡an Hauptman (born 17 September 1960) is a Slovenian former professional basketball player who played as a shooting guard.
Between 1982 and 1998, Hauptman spent seventeen consecutive seasons with Smelt Olimpija. With Olimpija, he managed to win the 1993âÂÂ94 FIBA European Cup, and also finished third in the 1997 FIBA Euroleague Final Four.
Hauptman was a member of the Slovenian national team, with whom he played at the EuroBasket 1995 in Greece.