Mafalda of Apulia and Calabria.

(Calabria, 1060 - Girona 1080) was Countess consort of Barcelona and Viscountess consort of Narbonne.

She was the daughter of Robert from Hauteville, Duke of Calabria, and Sikelgaite of Salerno, and sister of King Roger II of Sicily, heir to the Duchy of Calabria.

In 1078 he married the Count of Barcelona, ​​Ramon Berenguer II, with whom she had three children: 

- Almodis Barcelona. Viscountess Cardona. 

- Mafalda of Barcelona. Viscountess Fenollet. 

- Ramon Berenguer III. Count of Barcelona (posthumous son).

She was widowed in 1082 and married the following year I Eimeric Narbonne, Viscount of Narbonne.