The 2013 Grand Prix Hassan II was a professional men's tennis tournament played on outdoor clay courts. It was the 29th edition of the tournament, which was part of the ATP World Tour 250 series of the 2013 ATP World Tour. It took place in Casablanca, Morocco between 7 April and 14 April 2013. Unseeded Tommy Robredo won the singles title,
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Stanislas Wawrinka | 17 | 1 | ||
| Kevin Anderson | 29 | 2 | ||
 Slovakia | Martin Kližan | 32 | 3 | |
 France | Benoît Paire | 33 | 4 | |
 Austria | Jürgen Melzer | 37 | 5 | |
 Spain | Daniel Gimeno Traver | 48 | 6 | |
| Robin Haase | 52 | 7 | ||
| Grega Žemlja | 54 | 8 |
The following players received wildcards into the singles main draw:[2]
The following players received entry from the qualifying draw:
| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Austria | Julian Knowle | Slovakia | Filip Polášek | 65 | 1 | |
| Lukáš Dlouhý | Paul Hanley | 80 | 2 | |||
 Czech Republic | František Čermák | Michal Mertiňák | 88 | 3 | ||
| Daniele Bracciali |  Italy | Potito Starace | 97 | 4 |
The following pairs received wildcards into the doubles main draw:
See main article: 2013 Grand Prix Hassan II – Singles.
Tommy Robredo defeated Kevin Anderson, 7–6(8–6), 4–6, 6–3See main article: 2013 Grand Prix Hassan II – Doubles.
Julian Knowle / Filip Polášek defeated Dustin Brown / Christopher Kas, 6–3, 6–2
