The 2015 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 was the fifth edition of the event for the women (the first since 1974) and the 20th edition for the men (the first since 2008). It was classified as a WTA International tournament on the 2015 WTA Tour and as an ATP World Tour 250 series tournament on the 2015 ATP World Tour. The event took place at the Nottingham Tennis Centre in Nottingham, United Kingdom from 8 June through 15 June 2015 for the women, and from 21 June through 27 June 2015 for the men.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Spain | David Ferrer | 7 | 1 | |
 France | Gilles Simon | 13 | 2 | |
| Spain | Feliciano López | 14 | 3 | |
 Argentina | Leonardo Mayer | 22 | 4 | |
| Pablo Cuevas | 23 | 5 | ||
 Serbia | Viktor Troicki | 25 | 6 | |
 Austria | Dominic Thiem | 29 | 7 | |
| France | Adrian Mannarino | 32 | 8 | |
| Argentina | Juan Mónaco | 33 | 9 | |
 Slovakia | Martin Kližan | 35 | 10 | |
| Spain | Pablo Andújar | 36 | 11 | |
| Sam Querrey | 38 | 12 | ||
 Brazil | Thomaz Bellucci | 40 | 13 | |
| João Sousa | 44 | 14 | ||
 Italy | Andreas Seppi | 45 | 15 | |
 Czech Republic | Jiří Veselý | 46 | 16 |
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
Julien Benneteau →replaced by Santiago Giraldo Jérémy Chardy →replaced by Aljaž Bedene
David Goffin →replaced by Thomaz Bellucci
Nick Kyrgios →replaced by Alexandr Dolgopolov
Gilles Müller →replaced by Malek Jaziri Jo-Wilfried Tsonga →replaced by Tim Smyczek
Mikhail Youzhny →replaced by Denis Istomin| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Spain | Marcel Granollers |  India | Leander Paes | 36 | 1 | |
| Pablo Cuevas | Spain | David Marrero | 52 | 2 | ||
 Colombia | Juan Sebastián Cabal | Colombia | Robert Farah | 61 | 3 | |
 United Kingdom | Dominic Inglot | United Kingdom | Jamie Murray | 61 | 4 |
The following pairs received wildcards into the doubles main draw:
The following pair received entry as alternates:
Thomaz Bellucci (back injury)
Aisam-ul-Haq Qureshi (knee injury)| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Poland | Agnieszka Radwańska | 14 | 1 | |
 Kazakhstan | Zarina Diyas | 32 | 2 | |
| Varvara Lepchenko | 34 | 3 | ||
| Italy | Karin Knapp | 42 | 4 | |
| Alison Riske | 47 | 5 | ||
| Australia | Casey Dellacqua | 48 | 6 | |
| Slovakia | Magdaléna Rybáriková | 57 | 7 | |
| Ajla Tomljanović | 58 | 8 |
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
Yanina Wickmayer (Gastrointestinal illness)
Alexandra Dulgheru →replaced by Stefanie Vögele
Peng Shuai →replaced by Shelby Rogers Roberta Vinci →replaced by Wang Qiang Heather Watson →replaced by Magda Linette| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Raquel Kops-Jones | Abigail Spears | 30 | 1 | |||
| Chan Yung-jan | China | Zheng Jie | 52 | 2 | ||
| Chan Hao-ching | Russian Federation | Alla Kudryavtseva | 54 | 3 | ||
| Cara Black | Lisa Raymond | 59 | 4 |
The following pair received a wildcard into the doubles main draw:
See main article: 2015 Nottingham Open – Men's singles.
Denis Istomin def. 
Sam Querrey, 7–6(7–1), 7–6(8–6)See main article: 2015 Nottingham Open – Women's singles.
Monica Niculescu, 1–6, 6–4, 6–2See main article: 2015 Nottingham Open – Men's doubles.
Chris Guccione / André Sá def. Pablo Cuevas / David Marrero, 6–2, 7–5See main article: 2015 Nottingham Open – Women's doubles.
Raquel Kops-Jones / Abigail Spears def. Jocelyn Rae / Anna Smith, 3–6, 6–3, [11–9]
