Princess Victoria of Saxe-Coburg-Saalfeld, Duchess of Kent and Strathearn (Marie Luise Victoire; 17 August 1786 – 16 March 1861) was a German princess and the mother of Queen Victoria of the United Kingdom. She served as regent of the Principality of Leiningen during the minority of her son from her first marriage, Carl Friedrich Wilhelm Emich, Prince of Leiningen, from 1814 until her second wedding in 1818.

Mary Louise Victoria (Marie Luise Viktoria) was born in Coburg on 17 August 1786 in the Holy Roman Empire of the German Nation. She was the fourth daughter and seventh child of Franz Frederick Anton, Duke of Saxe-Coburg-Saalfeld, and Countess Augusta of Reuss-Ebersdorf. She had a rough childhood growing up with her brothers and sisters. One of her brothers was Ernest I, Duke of Saxe-Coburg-Gotha, and another brother, Leopold, married, in 1816, Princess Charlotte of Wales, the only legitimate daughter of the future King George IV, and heiress presumptive to their British throne.

On 21 December 1803 at Coburg, she married (as his second wife) Charles, Prince of Leiningen (1763–1814), whose first wife, Henrietta of Reuss-Ebersdorf, was her aunt. Charles and Victoria had two children:

Through her first marriage, she is a direct matrilineal ancestor to various members of royalty in Europe, including Carl XVI Gustaf of Sweden, Felipe VI of Spain, and Constantine II of Greece.

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