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Marci may refer to:
* 3791 Marci, a main belt asteroid named after Jan Marek Marci
* Marci (crater), a lunar crater named after Jan Marek Marci
* Mars Color Imager (MARCI), camera built for Mars Reconnaissance Orbiter
* ''Marci Beaucoup'', a studio album by American hip hop artist Roc Marciano
Provided by Wikipedia