2011 Rijeka Open
The 2011 Rijeka Open was a professional tennis tournament played on clay courts. It was the fifth edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Rijeka, Croatia between 30 May and 5 June 2011.Seeds
- Rankings are as of May 23, 2011.
Other Entrants
The following players received wildcards into the singles main draw:
The following players received entry as an alternate into the singles main draw:
The following players received entry from the qualifying draw:
Singles
Rui Machado def. Grega Žemlja, 6–3, 6–0Doubles
Paolo Lorenzi / Júlio Silva def. Lovro Zovko / Dino Marcan, 6–3, 6–2
