Maria Cristina de' Medici
Maria Cristina de 'Medici (24 August 1609 - 9 August 1632) was a Tuscan princess and the first born child of Cosimo II de' Medici, Grand Duke of Tuscany.
Princess Maria Cristina of Savoy-Aosta
Maria Cristina of Savoy- Aosta( Maria Cristina Giusta Elena Giovanna; born 12 September 1933) is an Italian princess, member of the House of Savoy- Aosta by birth and of the House of Bourbon- Two Sicilies by marriage.
Theodred II (Bishop of Elmham)
Theodred II was a medieval Bishop of Elmham.
The date of Theodred's consecration unknown, but the date of his death was sometime between 995 and 997.
Giovanni di Bicci de' Medici
Giovanni di Bicci de' Medici( c. 1360 – February 1429) was an Italian banker and founder of the Medici Bank.
While other members of the Medici family, such as Chiarissimo di Giambuono de' Medici, who served in the Signoria of Florence in 1201, and Salvestro de' Medici, who was implicated in the Ciompi Revolt of 1378, are of historical interest, it was Giovanni's founding of the family bank that truly initiated the family's rise to power in Florence.
He was the father of Cosimo de' Medici and Lorenzo de' Medici, and an ancestor of other notable Medici rulers.
For example, he was the grandfather of Piero di Cosimo de' Medici; the great- grandfather of Lorenzo de' Medici( the Magnificent); and the great- great- great- grandfather of Cosimo I de' Medici, Grand Duke of Tuscany.
Cosimo II de' Medici, Grand Duke of Tuscany
Cosimo II de' Medici (12 May 1590 – 28 February 1621) was Grand Duke of Tuscany from 1609 until his death.
He was the elder son of Ferdinando
I de' Medici, Grand Duke of Tuscany, and Christina of Lorraine.
For the majority of his twelve-year reign, he delegated the administration of Tuscany to his ministers.
He is best remembered as the patron of Galileo Galilei, his childhood tutor.
Maria Cristina of Naples and Sicily
Maria Cristina of Naples and Sicily (Maria Cristina Amelia Teresa; 17 January 1779 – 11 March 1849) was a Princess of Naples and Sicily and later Queen of Sardinia as wife of King Charles Felix.
Maria Cristina of Savoy
Blessed Maria Cristina of Savoy (Maria Cristina Carlotta Giuseppa Gaetana Efisia; 14 November 1812 – 21 January 1836) was the first Queen consort of Ferdinand II of the Two Sicilies.
She died as a result of childbirth.
Ana Cristina Oliveira
Ana Cristina de Oliveira( born 24 July 1973) is a Portuguese model and actress.
Maria Cristina de Oliveira
Maria Cristina de Oliveira( born 29 August 1959) is a Brazilian chess player who holds the title of Woman International Master( WIM, 1977).
She is a two- time Brazilian Women's Chess Champion( 1975, 1986).
Nannina de' Medici
Nannina de' Medici( 14 February 1448 – 14 May 1493), born Lucrezia de' Medici, was the second daughter of Piero di Cosimo de' Medici and Lucrezia Tornabuoni.
She was thus the elder sister of Lorenzo de' Medici.
She married Bernardo Rucellai.
Her father's name was Piero, so she is sometimes known as Lucrezia di Piero de' Medici.

Question: What is the date of death of Maria Cristina De' Medici's father?
Answer: 28 February 1621