The 2009–10 Liga Femenina de Baloncesto was the 47th edition of the Spanish premier championship for women's basketball teams. Defending champion Ros Casares again defeated CB Avenida in the final to win its fourth title in a row, an overall seventh.^[1] CB Rivas and CDB Zaragoza also qualified for the championship play-offs.^[2] Ros Casares, Avenida and Rivas qualified for the 2010–11 Euroleague, while Zaragoza and CB Islas Canarias qualified for the 2010–11 Eurocup. On the other hand, Real Canoe and CB Estudiantes were relegated.

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#	Teams	Pld	W	L	PF	PA	PS	Q/R	FIBA
1	Ros Casares	26	25	1	2233	1668		Qualified for the play-offs	Qualified for the Euroleague
2	Avenida	26	23	3	1928	1621		Qualified for the play-offs	Qualified for the Euroleague
3	Rivas	26	21	5	1884	1615		Qualified for the play-offs	Qualified for the Euroleague
4	Zaragoza	26	14	12	1703	1700	9	Qualified for the play-offs	Qualified for the Eurocup
5	Uni Girona	26	13	13	1682	1774			Qualified for the Eurocup, but renounced1
6	Celta Vigo	26	13	13	1821	1827	3
7	Olesa	26	12	14	1895	1958	2
8	Islas Canarias	26	12	14	1796	1825	3		Invited to the Eurocup1
9	Joventut Mariana	26	12	14	1831	1895	3
10	Sedis	26	11	15	1893	1945
11	Txingudi	26	8	18	1699	1858	3
12	Real Canoe	26	8	18	1710	1955		Relegated 2
13	Estudiantes	26	6	20	1605	1826	1	Relegated
14	Puig d'en Valls	26	4	22	1662	1875	7	Spared from relegation 2

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¹ Despite qualifying for the FIBA EuroCup Uni Girona withdrew from the competition for financial reasons.^[3] It was replaced by CB Islas Canarias.
² Despite avoiding relegation Real Canoe withdrew from the championship for financial reasons. CB Puig d'en Valls subsequently bought its place in the championship.^[4]