The 2016 Nottingham Open (known for sponsorship reasons as the Aegon Open Nottingham) was a combined men's and women's tennis tournament played on outdoor grass courts. It will be the 9th edition of the event for the women and the 21st edition for the men. It is classified as a WTA International tournament on the 2016 WTA Tour and as an ATP World Tour 250 series tournament on the 2016 ATP World Tour. The event will take place at the Nottingham Tennis Centre in Nottingham, United Kingdom from 6 June through 12 June 2016 for the women, and from 20 June through 25 June 2016 for the men.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Kevin Anderson | 20 | 1 | ||
| Pablo Cuevas | 26 | 2 | ||
| João Sousa | 30 | 3 | ||
 Ukraine | Alexandr Dolgopolov | 31 | 4 | |
| Sam Querrey | 32 | 5 | ||
| Steve Johnson | 39 | 6 | ||
 Italy | Andreas Seppi | 40 | 7 | |
 Luxembourg | Gilles Müller | 41 | 8 | |
 Cyprus | Marcos Baghdatis | 42 | 9 | |
 Spain | Pablo Carreño Busta | 44 | 10 | |
 Canada | Vasek Pospisil | 46 | 11 | |
| Italy | Paolo Lorenzi | 48 | 12 | |
 Argentina | Guido Pella | 52 | 13 | |
| Spain | Fernando Verdasco | 53 | 14 | |
 Kazakhstan | Mikhail Kukushkin | 55 | 15 | |
 Lithuania | Ričardas Berankis | 56 | 16 |
The following players received wildcards into the main draw:
The following player received entry using a protected ranking:
The following players received entry from the qualifying draw:
Iñigo Cervantes →replaced by 
Evgeny Donskoy Federico Delbonis →replaced by 
Kyle Edmund Marcel Granollers →replaced by 
Víctor Estrella Burgos Illya Marchenko →replaced by Daniel Evans
Paul-Henri Mathieu →replaced by Mikhail Kukushkin Leonardo Mayer →replaced by 
Jordan Thompson| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Ivan Dodig |  Brazil | Marcelo Melo | 23 | 1 | ||
| United Kingdom | Dominic Inglot | Canada | Daniel Nestor | 43 | 2 | |
| Treat Huey |  Belarus | Max Mirnyi | 51 | 3 | ||
 Colombia | Juan Sebastián Cabal | Colombia | Robert Farah | 54 | 4 |
The following pairs received wildcards into the doubles main draw:
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Czech Republic | Karolína Plíšková | 19 | 1 | |
| United Kingdom | Johanna Konta | 21 | 2 | |
| Caroline Wozniacki | 34 | 3 | ||
| Monica Puig | 53 | 4 | ||
 Belgium | Yanina Wickmayer | 54 | 5 | |
| United Kingdom | Heather Watson | 56 | 6 | |
| Mona Barthel | 66 | 7 | ||
| Christina McHale | 67 | 8 |
The following players received wildcards into the main draw:
The following players received entry using a protected ranking:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Victoria Azarenka → replaced by 
Anna Tatishvili Petra Cetkovská → replaced by Lauren Davis Irina Falconi → replaced by Alison Riske Madison Keys → replaced by Victoria Duval Andrea Hlaváčková
Monica Niculescu → replaced by 
Tamira Paszek Lesia Tsurenko → replaced by 
Magda Linette| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Chan Hao-ching | Chan Yung-jan | 12 | 1 | |||
 China | Xu Yifan | China | Zheng Saisai | 44 | 2 | |
| China | Han Xinyun | China | Wang Yafan | 139 | 3 | |
| Canada | Gabriela Dabrowski | China | Yang Zhaoxuan | 143 | 4 |
The following pair received a wildcard into the doubles main draw:
See main article: 2016 Nottingham Open – Men's singles.
Steve Johnson def. Pablo Cuevas, 7–6(7–5), 7–5See main article: 2016 Nottingham Open – Women's singles.
Karolína Plíšková def. Alison Riske, 7–6(10–8), 7–5See main article: 2016 Nottingham Open – Men's doubles.
Dominic Inglot / Daniel Nestor def. Ivan Dodig / Marcelo Melo, 7–5, 7–6(7–4)See main article: 2016 Nottingham Open – Women's doubles.
Andrea Hlaváčková / Peng Shuai def. Gabriela Dabrowski / Yang Zhaoxuan, 7–5, 3–6, [10–7]