Mariana Chirilă (née Stănescu; born 7 September 1964) is a Romanian female distance runner who competed in events ranging from 800 metres to the marathon. Individually she won gold medals in the 3000 metres at the 1986 Goodwill Games and the 1992 Balkan Athletics Championships, and won the senior race at the Balkan Cross Country Championships in 1985. She represented her country at the European Athletics Championships in 1986, twice at the Universiade (1987 and 1991), and twice at the IAAF World Women's Road Race Championships (1984 and 1990). Her highest global ranking was eighth in the 3000 m for the 1986 season.