2006 Croatia Open Umag

The 2006 Croatia Open Umag was the 17th edition of the Croatia Open Umag men's tennis tournament. The tournament was held on outdoor clay courts from 24 July until 30 July 2006. Guillermo Coria was the defending champion but lost in the first round. Unseeded Stan Wawrinka won his first title of his career after Novak Djokovic retired with breathing problems in the tiebreak of the first set.

2006 Croatia Open Umag
Date	24–30 July
Edition	17th
Category	International Series
Draw	32S / 16D
Prize money	$375,000
Surface	Clay / outdoor
Location	Umag, Croatia
Champions
Singles
Stan Wawrinka[1]
Doubles
Jaroslav Levinský / David Škoch[2]

Finals

Singles

Main article: 2006 Croatia Open Umag – Singles

Stan Wawrinka defeated Novak Djokovic, 6–6 RET

Doubles

Main article: 2006 Croatia Open Umag – Doubles

Jaroslav Levinský / David Škoch defeated Guillermo García López / Albert Portas, 6–4, 6–4