En el viejo Buenos Aires

{{Infobox film

| name = En el viejo Buenos Aires

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| director = Antonio Momplet

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| studio = Estudios San Miguel

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| released = {{Film date|1942}}

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| language = Spanish

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"{{lang|es|italic=no|En el viejo Buenos Aires}}"{{IPA|es|en el bjexo bweno ˈajres}} ({{translation|In old Buenos Aires}}) is a 1942 Argentine film directed by Antonio Momplet during the Golden Age of Argentine cinema.