Princess Marie Antonie of Koháry, the heiress that became a princess

On the 2nd of July in 1797 Countess Maria Antonia Gabriele Koháry de Csábrág et Szitnya, was born in Buda - Hungary.

Her father was Count Ferenc Josef Koháry and her mother Antonia, countess of Waldstein zu Wartenberg.
She had one older brother, Franz, but he died very young at the age of 5.
This left Maria Antonia as the heiress of the Koháry family.
They owned 150.000 hectares of land, forest, estates throughout Hungary, Austria and Slovakia.

Prince Ferdinand of Saxe-coburg was born on the 28th of March 1785 as second son of Francis, Duke of Saxe-Coburg and Countess Augusta Caroline Sophie of Reuss-Ebersdorf.

Ferdinand was uncle of well known royals.
His older brother was Ernest of Saxe-Coburg-Gotha, the father of prince Albert (husband of Queen Victoria)
His sister Marie Louise, married Prince Edward of Kent and they became parents of Queen Victoria.

And his younger brother Leopold married with princess Charlotte of England, but unfortunately she died. 
Leopold later remarried Louise of Orléans.
Leopold became the first king of the Belgians and their children were Empress Charlotte of Mexico (Married to Archduke Maximilian, younger brother of Emperor Franz-Joseph, whom became emperor of Mexico) and King Leopold the 2nd of the Belgians.

With the marriage of Ferdinand and Maria Antonia they also created their own family branch.
Because Ferdinand was of the Saxe-Coburg family and Maria Antonia of the Koháry family, they created the Saxe-Coburg-Koháry branch.
This family branch is also head of a lot of countries.
Ferdinand and Maria Antonia became parents of four children:
Prince Ferdinand, Prince august, Princess Victoria and Prince Leopold.

Their first child is Prince Ferdinand, born on the 29th of October 1816.
2 years later Prince August was born on the 13th of June 1818.
4 years later Maria Antonia gave birth to a daughter, princess Victoria, on the 14th of February 1822.
And as the youngest Prince Leopold was born in 1824.
All born in Vienna, and through marriage they given the family another enrichment.

The second child of the couple is Prince August.
He married Princess Clémentine of Orleans in 1843.
She was the daughter of King Louis Phillipe, the last King of France. 
They lived in the Coburg palais in Vienna.
Their firstborn son was Ferdinand Phillipe, was a close friend of Crownprince Rudolf of Austria, He married Louise the sister of Crownprincess Stephanie, so they were brother-in-laws as wel and was also the one that, together with count Hoyos and the servant Loschek, found the body of Crownprince Rudolf and Mary Vetsera in Mayerling in 1889.

The second child of August and Clémentine is Prince Ludwig August.
Ludwig August married Leopoldina, the daughter of the Brazillian Emperor.

August and Clémentine had their first daughter.
Clotilde married to Archduke Joseph Karl of Austria.
One of her children married to the son of Helene in bayern, sisi's sister, and Maximilian of Thurn und Taxis.
And their son Joseph married to Augusta Maria, the daughter of Prince Leopold of Bavaria and Archduchess Gisela, Sisi's daughter.

The second daughter of August and Clémentine is Amalie. She was supossed to get married to Prince Leopold of Bavaria. But Duke Maximilian in Bavaria, youngest brother of empress Elisabeth fell in love with her.  She arranged a marriage between Prince Leopold of Bavaria with her daughter Gisela, because she knew his parents couldn't say no to a daughter of the emperor and empress of Austria. which made way for her brother to marry the love of his life, Princess Amalie.

The last son of August and Clémentine is Ferdinand.
His godparents were Archduke/Emperor Maximilian and his wife Charlotte. 
Ferdinand became Tsar of Bulgaria making the house of Saxe-Coburg-Koháry into a royal dynasty.
He married Princess Marie-Louise of Bourbon-Parma.
She was half-sister of the last empress of Austria, Zita.