The 2013 BRD Năstase Țiriac Trophy was a men's tennis tournament played on outdoor clay courts and held in Bucharest, Romania, from 21 to 28 April 2013. It was the 21st edition of the BRD Năstase Țiriac Trophy tournament, and was part of the ATP World Tour 250 series of the 2013 ATP World Tour. The total financial commitment by this tournament was €467,800.
It was an anniversary edition of the tournament, celebrating 40 years since Ilie Năstase became the first ever No. 1 player in the ATP rankings.[1]
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Serbia | Janko Tipsarević | 10 | 1 | |
 France | Gilles Simon | 13 | 2 | |
 Italy | Andreas Seppi | 18 | 3 | |
 Russian Federation | Mikhail Youzhny | 27 | 4 | |
| Florian Mayer | 30 | 5 | ||
| Italy | ||||
 Argentina | Horacio Zeballos | 40 | 7 | |
| Serbia | Viktor Troicki | 45 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
The following player received entry as alternate:
Simone Bolelli (wrist injury) Fabio Fognini (fatigue)
Jürgen Melzer
Go Soeda Gaël Monfils (lower back injury)| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
 Belarus | Max Mirnyi |  Romania | Horia Tecău | 18 | 1 | |
| Austria | Julian Knowle |  Slovakia | Filip Polášek | 57 | 2 | |
 Mexico | Santiago González |  United States | Scott Lipsky | 63 | 3 | |
| United States | Eric Butorac |  Australia | Paul Hanley | 78 | 4 |
The following pairs received wildcards into the doubles main draw:
The following pair received entry as alternates:
Fabio Fognini (fatigue)
Lukáš Rosol defeated 
Guillermo García-López 6–3, 6–2 Max Mirnyi / Horia Tecău defeated Lukáš Dlouhý / Oliver Marach, 4–6, 6–4, [10–6]
