Slovenia Open
Tournament information
Founded	2005
Editions	7
Location	Portorož Slovenia
Category	Tier IV (2005–2008) WTA International (2009–2010) WTA 250 (2021–present)
Surface	Hard / outdoor
Draw	32M / 24Q / 16D
Prize money	$235,238
Website	Slovenia Open
Current champions (2022)
Women's singles	Kateřina Siniaková
Women's doubles	Marta Kostyuk Tereza Martincová

The Slovenia Open is a women's tennis tournament held in Portorož, Slovenia, originally from 2005 until 2010, and returning to the tour in 2021. The WTA Tour event was a WTA International category, and now its current variant, the WTA 250 category. It is played on outdoor hardcourts.

Katarina Srebotnik finished runner-up in the singles finals of 2005 and 2007, and in the doubles final in 2005.

Past finals

Singles

Year	Champions	Runners-up	Score
↓ Tier IV ↓
2005	Klára Koukalová	Katarina Srebotnik	6–2, 4–6, 6–3
2006	Tamira Paszek	Maria Elena Camerin	7–5, 6–1
2007	Tatiana Golovin	Katarina Srebotnik	2–6, 6–4, 6–4
2008	Sara Errani	Anabel Medina Garrigues	6–3, 6–3
↓ WTA International ↓
2009	Dinara Safina	Sara Errani	6–7(5–7), 6–1, 7–5
2010	Anna Chakvetadze	Johanna Larsson	6–1, 6–2
2011–20	Not held
↓ WTA 250 tournament ↓
2021	Jasmine Paolini	Alison Riske	7–6(7–4), 6–2
2022	Kateřina Siniaková	Elena Rybakina	6–7(4–7), 7–6(7–5), 6–4

Doubles

Year	Champions	Runners-up	Score
↓ Tier IV ↓
2005	Anabel Medina Garrigues Roberta Vinci	Jelena Kostanić Katarina Srebotnik	6–4, 5–7, 6–2
2006	Lucie Hradecká Renata Voráčová	Eva Birnerová Émilie Loit	w/o
2007	Lucie Hradecká (2) Renata Voráčová (2)	Andreja Klepač Elena Likhovtseva	5–7, 6–4, [10–7]
2008	Anabel Medina Garrigues(2) Virginia Ruano Pascual	Vera Dushevina Ekaterina Makarova	6–4, 6–1
↓ WTA International ↓
2009	Julia Görges Vladimíra Uhlířová	Camille Pin Klára Zakopalová	6–4, 6–2
2010	Maria Kondratieva Vladimíra Uhlířová (2)	Anna Chakvetadze Marina Erakovic	6–4, 2–6, [10–7]
2011–20	Not held
↓ WTA 250 tournament ↓
2021	Anna Kalinskaya Tereza Mihalíková	Aleksandra Krunić Lesley Pattinama Kerkhove	4–6, 6–2, [12–10]
2022	Marta Kostyuk Tereza Martincová	Cristina Bucșa Tereza Mihalíková	6–4, 6–0