Louis Alexandre may refer to:
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Louis Alexandre, Prince of Lamballe
Louis Alexandre de Bourbon (Louis Alexandre Joseph Stanislas; 6 September 1747 – 6 May 1768) was the son and heir of Louis Jean Marie de Bourbon, great grandson of Louis XIV by the king's legitimised son, Louis Alexandre de Bourbon. He was ...
(1747–1768)
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Louis Alexandre, Count of Toulouse (1678–1737)
{{hndis, Alexandre, Louis