| Joana Valle Costa | |
| Country: |  Portugal |
| Birth Date: | 31 October 1995 |
| Birth Place: | Lisbon, Portugal |
| Careerprizemoney: | $9,416 |
| Singlesrecord: | 19–25 |
| Singlestitles: | 0 |
| Highestsinglesranking: | No. 782 (27 May 2013) |
| Doublesrecord: | 17–21 |
| Doublestitles: | 2 ITF |
| Highestdoublesranking: | No. 709 (25 February 2013) |
| Team: | yes |
| Fedcupresult: | 0–3 |
Joana Valle Costa (born 31 October 1995) is a Portuguese former professional tennis player.
She won two doubles titles on the ITF Circuit in her career. On 27 May 2013, she reached her best singles ranking of world No. 782. On 25 February 2013, she peaked at No. 709 in the doubles rankings.
Valle Costa has a 0–3 record for Portugal in Fed Cup competition.
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| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score | |
|---|---|---|---|---|---|---|---|---|
| Winner | 1. | 28 May 2012 | ITF Cantanhede, Portugal | Carpet | Margarida Moura |  Aida Martínez Sanjuán Paula Mocete Talamantes | 7–5, 6–1 | |
| Winner | 2. | 5 November 2012 | ITF Guimarães, Portugal | Hard | Margarida Moura |  Kathinka von Deichmann Stefanie Stemmer | 7–5, 3–6, [10–7] |
| Edition | Stage | Date | Location | Against | Surface | Partner | Opponents | W/L | Score |
|---|---|---|---|---|---|---|---|---|---|
| 2013 Fed Cup Europe/Africa Zone Group I | R/R | 7 February 2013 | Eilat, Israel |  Hungary | Hard | Margarida Moura | Réka Luca Jani Katalin Marosi | L | 4–6, 2–6 |
| 8 February 2013 |  Great Britain | Michelle Larcher de Brito | Laura Robson Heather Watson | L | 2–6, 1–6 |
Note: the following three references show name as Joana Vale Costa (not Valle).