The 2010 PBZ Zagreb Indoors was an ATP men's tennis tournament played on hard courts indoors. It was the 8th overall edition of the Zagreb Indoors, and was part of the ATP World Tour 250 series of the 2010 ATP World Tour. It took place in Zagreb, Croatia from 1 February through 7 February 2010. First-seeded Marin Čilić won the singles title.

ATP entrants

Seeds

Other entrants

The following players received wildcards into the singles main draw: The following players received entry from the qualifying draw:

Finals

Singles

Marin Čilić defeated 🇩🇪 Michael Berrer, 6–4, 6–7(5–7), 6–3

Doubles

🇦🇹 Jürgen Melzer / 🇩🇪 Philipp Petzschner defeated 🇫🇷 Arnaud Clément / 🇧🇪 Olivier Rochus, 3–6, 6–3, [10–8]