She was of mixed Japanese, Portuguese and Bengali Indian ancestry[1] and became the wife of Greek adventurer Constantine Phaulkon.
Her father was known as Fanique or Phanick, a Mestiço from Goa of mixed Portuguese, Bengali Indian and Japanese ancestry,[5] who was described as "half-black, half-Bengali, half-Japanese,"[6] a devout Catholic of little means.
Her second son, João, was known to have been put in charge by Prince Phon of building a German organ for the royal palace.
[13] According to French missionary sources he was called Racha Mantri and was at the same time a supervisor of the Christians in Ayutthaya and the official in charge of the royal storehouses.
[18] Khun Luang Ha Wat or King Uthumphon said that the desserts were distributed and sold in the market in area of Pa-Khanom.
[20] The Historical Archives of the Archdiocese of Bangkok mention that, although she introduced some local Siamese ingredients in them, Maria's sweets were largely based on traditional Portuguese desserts.
[22] Angel hair or Fios de ovos, also known in Thai as Foi Thong, are egg threads where yolks were drawn into thin strands and boiled in sugar syrup.