1900 - Maria was born on January 9th in Gotha, Thuringia in Germany. She was the daughter of Ferdinand I of Hohenzollern-Sigmaringen and Marie of Saxe-Coburg and Gotha.
1922 - Married to King of Yugoslavia, Alexander I, on June 8th in Belgrad. They had three children.
1932 - Her husband, King Alexander, was assassinated in Marseille and was succeeded by their son, Peter II.