Pirassununga 51 is a well-known brand of cachaça, a Brazilian distilled spirit made from sugarcane juice. It is one of the most widely consumed cachaças in Brazil and abroad. Due to its strong association with Brazilian culture, it is frequently used in caipirinhas and other cocktails and used as reference for arts featuring Cachaça bottles. The brand is recognizable by its white label with red and gold accents, featuring the number "51" prominently.