| Type: | itf women's circuit |
| Engie Open Nantes Atlantique | |
| Current: | 2022 Engie Open Nantes Atlantique |
| Event Name: | Engie Open Nantes Atlantique (2017–present) Open GDF Suez Nantes Atlantique (–2014) |
| Location: | Nantes, France |
| Venue: | Centre de Ligue de Tennis des Pays de la Loire |
| Category: | ITF Women's Circuit |
| Surface: | Hard (indoor) |
| Draw: | 32S/32Q/16D |
| Prize Money: | $60,000 |
| Website: | tournoi.fft.fr/open.nantes-atlantique |
The Engie Open Nantes Atlantique is a tournament for professional female tennis players on indoor hardcourts. The event is classified as a $60,000 ITF Women's Circuit tournament and has been held in Nantes, France, since 2003.
| Year | Champion | Runner-up | Score | |
|---|---|---|---|---|
 Océane Dodin | 6–7(2–7), 6–3, 6–2 | |||
| Kamilla Rakhimova | 6–4, 6–4 | |||
 Anhelina Kalinina | 7–6(7–4), 1–0 ret. | |||
| 2020 | ||||
 Cristina Bucșa | 6–2, 6–7(11–13), 7–6(8–6) | |||
| 2018 | Timea Bacsinszky | 6–4, 3–6, 6–1 | ||
| 2017 |  Kaia Kanepi | 6–3, 6–4 | ||
| 2016 | Not held | |||
| Mathilde Johansson | 6–3, 6–4 | |||
 Kateřina Siniaková | 7–5, 6–2 | |||
 Aliaksandra Sasnovich | 4–6, 6–4, 6–2 | |||
 Monica Niculescu | 6–2, 6–3 | |||
 Alison Riske | 6–1, 6–4 | |||
| 2010 | Lucie Hradecká | 6–3, 6–1 | ||
| 2009 | Arantxa Rus | 6–3, 6–2 | ||
| 2008 |  Vesna Manasieva | 6–3, 6–2 | ||
| 2007 |  Anna Korzeniak | 6–4, 6–0 | ||
| 2006 | Iryna Kuryanovich | 1–6, 7–5, 6–1 | ||
| 2005 | Kristina Barrois | 6–4, 6–2 | ||
| 2004 |  Leslie Butkiewicz | 6–2, 6–1 | ||
| 2003 |  Eden Marama | 4–6, 6–0, 6–1 |
| Year | Champions | Runners-up | Score | |
|---|---|---|---|---|
 Ali Collins Yuriko Miyazaki | 7–6(7–4), 6–2 | |||
| Magali Kempen Wu Fang-hsien | 6–2, 6–4 | |||
| Samantha Murray Sharan Jessika Ponchet | 6–4, 6–2 | |||
| 2020 | ||||
 Akgul Amanmuradova  Ekaterine Gorgodze | 7–6(7–2), 6–3 | |||
| 2018 | Estelle Cascino Elixane Lechemia | 7–5, 6–4 | ||
| 2017 | Manon Arcangioli Shérazad Reix | 6–2, 6–3 | ||
| 2016 | Not held | |||
| Lenka Kunčíková Karolína Stuchlá | 6–4, 6–2 | |||
| Lyudmyla Kichenok Nadiia Kichenok | 6–2, 6–3 | |||
| Lucie Hradecká Michaëlla Krajicek | 6–3, 6–2 | |||
 Catalina Castaño  Mervana Jugić-Salkić | 6–4, 6–4 | |||
| Stéphanie Foretz Gacon Kristina Mladenovic | 6–0, 6–4 | |||
| 2010 | Anne Keothavong Anna Smith | 5–7, 6–1, [10–6] | ||
| 2009 | Lucie Hradecká Michaela Paštiková | 6–4, 6–4 | ||
| 2008 | Ekaterina Dzehalevich Yuliana Fedak | 6–3, 6–4 | ||
| 2007 |  Sofia Arvidsson Johanna Larsson | 4–6, 7–5, [10–7] | ||
| 2006 | Rebecca Llewellyn Melanie South | 6–2, 6–0 | ||
| 2005 | Mailyne Andrieux Renata Voráčová | 6–7(3–7), 7–5, 6–2 | ||
| 2004 | Iryna Kuryanovich Tatsiana Uvarova | 6–4, 4–6, 7–6(7–5) | ||
| 2003 | Eden Marama Paula Marama | 6–4, 6–2 |