The 2016 Grand Prix Hassan II was a professional men's tennis tournament played on clay courts. It was the 32nd edition of the tournament and part of the 2016 ATP World Tour. It took place in Marrakesh, Morocco between 4 April and 10 April 2016. Fourth-seeded Federico Delbonis won the singles title.
See main article: 2016 Grand Prix Hassan II – Singles. 
Federico Delbonis defeated Borna Ćorić, 6–2, 6–4
See main article: 2016 Grand Prix Hassan II – Doubles. Guillermo Durán / Máximo González defeated Marin Draganja / 
Aisam-ul-Haq Qureshi, 6–2, 3–6, [10–6]
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Spain | Guillermo García López | 37 | 1 | |
| João Sousa | 38 | 2 | ||
| Borna Ćorić | 46 | 3 | ||
| Argentina | Federico Delbonis | 48 | 4 | |
 Russian Federation | Teymuraz Gabashvili | 49 | 5 | |
| Spain | Albert Ramos Viñolas | 50 | 6 | |
| Spain | Pablo Carreño Busta | 53 | 7 | |
 Czech Republic | Jiří Veselý | 55 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Pablo Andújar →replaced by Evgeny Donskoy 
Aljaž Bedene →replaced by 
Taro Daniel Facundo Bagnis
Martin Kližan →replaced by Daniel Gimeno Traver Tommy Robredo →replaced by Thiemo de Bakker| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| United Kingdom | Dominic Inglot |  Sweden | Robert Lindstedt | 62 | 1 | |
| Spain | Marc López | Spain | David Marrero | 62 | 2 | |
| Mate Pavić |  New Zealand | Michael Venus | 79 | 3 | ||
 Austria | Oliver Marach |  France | Fabrice Martin | 91 | 4 |
The following pairs received wildcards into the doubles main draw:
