Frédéric Lagrange may refer to:
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Frédéric Lagrange (politician)
Frédéric Lagrange, 2nd count of Lagrange (21 June 1815, Dangu - 22 November 1883, Paris) was a French politician. His father was the Napoleonic general Joseph Lagrange and his father-in-law was the Belgian businessman and diplomat Joseph de R ...
(1815–1883), French politician and racehorse owner
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Frédéric Lagrange (photographer), French travel and fashion photographer
{{hndis, Lagrange, Frederic