2013 ATP Vegeta Croatia Open Umag

The 2013 ATP Vegeta Croatia Open Umag was a men's tennis tournament played on outdoor clay courts. It was the 24th edition of the ATP Vegeta Croatia Open Umag, and was part of the ATP World Tour 250 Series of the 2013 ATP World Tour. It took place at the International Tennis Center in Umag, Croatia, from 18 July until 28 July 2013. Fifth-seeded Tommy Robredo won the singles title.

Seeds

 * 1 Rankings are as of July 15, 2013

Other entrants
The following players received wildcards into the singles main draw:
 * Borna Ćorić
 * Mate Pavić
 * Antonio Veić

The following players received entry from the qualifying draw:
 * Blaž Kavčič
 * 🇷🇸 Dušan Lajović
 * Joško Topić
 * Boy Westerhof

Withdrawals

 * Before the tournament
 * Marin Čilić (knee injury)
 * Pablo Cuevas
 * 🇵🇱 Jerzy Janowicz (right arm injury)
 * 🇪🇸 Fernando Verdasco (hand injury)

Retirements

 * 🇦🇹 Andreas Haider-Maurer (lower back strain)
 * 🇦🇷 Horacio Zeballos (intercostal muscle pain)

Seeds

 * Rankings are as of July 15, 2013

Other entrants
The following pairs received wildcards into the doubles main draw: The following pair received entry as alternates:
 * Borna Ćorić / Nikola Mektić
 * Franko Škugor / Antonio Veić
 * Aljaž Bedene / 🇷🇸 Dušan Lajović

Withdrawals

 * Before the tournament
 * 🇮🇹 Fabio Fognini (fatigue)
 * During the tournament
 * 🇷🇸 Viktor Troicki (personal reasons)
 * 🇦🇷 Horacio Zeballos (intercostal muscle pain)

Singles

 * 🇪🇸 Tommy Robredo defeated 🇮🇹 Fabio Fognini, 6–0, 6–3

Doubles

 * 🇸🇰 Martin Kližan / 🇪🇸 David Marrero defeated 🇺🇸 Nicholas Monroe / 🇩🇪 Simon Stadler, 6–1, 5–7, [10–7]