The 2011 Zagreb Ladies Open was a professional tennis tournament played on clay courts. It was the seventh edition of the tournament which was part of the 2011 ITF Women's Circuit. It took place in Zagreb, Croatia from 12 and 18 September 2011.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Kristina Barrois | 89 | 1 | ||
 Russian Federation | Anastasia Pivovarova | 132 | 2 | |
 Belgium | Kirsten Flipkens | 146 | 3 | |
 Italy | Corinna Dentoni | 171 | 4 | |
| Julia Cohen | 172 | 5 | ||
 Argentina | Florencia Molinero | 176 | 6 | |
| Dia Evtimova | 180 | 7 | ||
 Romania | Mihaela Buzărnescu | 194 | 8 |
The following players received wildcards into the singles main draw:
Monika StaníkováThe following players received entry from the qualifying draw:
Nicole ClericoSee main article: 2011 Zagreb Ladies Open – Singles. Dia Evtimova def. Anastasia Pivovarova, 6 - 2, 6 - 2
See main article: 2011 Zagreb Ladies Open – Doubles. Maria João Koehler / 
Katalin Marosi def. Maria Abramović / Mihaela Buzărnescu, 6–0, 6–3