La mer may refer to:

• La mer (Debussy), an orchestral composition by Claude Debussy
• "La Mer" (song), a 1946 song by Charles Trenet
• La Mer (horse), (born 1973) a champion racehorse
• La Mer (film), an 1895 film directed by Louis Lumière
• La Mer, a brand of cosmetics owned by the Estée Lauder Companies
• "La Mer", a song on The Fragile (Nine Inch Nails album)

This disambiguation page lists articles associated with the title La mer.
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