Princess Margherita of Savoy

Princess Margherita of Savoy (28 April 1589 – 26 June 1655) was the last Habsburg Vicereine of Portugal from 1634 to 1640. In Portuguese she is known as Duquesa de Mântua, being by marriage the Duchess of Mantua and Montferrat. She was also regent of Montferrat during the minority of her daughter from 1612.

Marriage
In Turin, on 19 February 1608 she married Duke Francesco IV Gonzaga of Mantua

Issue

 * 1) Maria Gonzaga, Duchess of Montferrat (29 July 1609 – 14 August 1660) married Carlo Gonzaga, Duke of Nevers and had issue.
 * 2) Ludovico Gonzaga (27 April 1611 – 3 August 1612) died in infancy.
 * 3) Eleonora Gonzaga (12 September 1612 – 13 September 1612) died young.