Princess Maria Teresa of Bourbon is a member of the Spanish royal family, born on July 28, 1952. She is the daughter of Infante Juan, Count of Barcelona and Princess Maria Mercedes of Bourbon. Maria Teresa is known for her philanthropic work and has been involved in various charitable organizations throughout her life. She is also a prominent figure in the Bourbon dynasty, which has a long history in European royalty. Maria Teresa is the sister of King Juan Carlos I of Spain, who reigned from 1975 to 2014, and she has played a role in supporting the royal family's public engagements.