Adrian Lungu (born September 5, 1960) is a Romanian former rugby union player. He played 76 times as a center or wing for the Romanian national team. He is the father of Remus Lungu, who is himself a rugby union international.

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On 5 September 1960, he was born. Born in Năvodari, Constanța County, Lungu played for CSS Locomotiva Bucuresti,^[1] and then for Steaua București with whom he won two SuperLiga titles in 1980, 1981. He also played for Farul Constanţa and Dinamo București. He made his international debut against Italy in 1980. In 1993, Adrian played for Castres when they won the French championship who beat Grenoble 14-11 in the final, in a match decided by an irregular try by Castres' Gary Whetton accorded by the referee,^[2][3] alongside a try scored by Grenoble' Olivier Brouzet, which was denied by the referee as well.^[4]

At international level, Lungu took part at the 1987 and 1991 World Cups before retiring at thirty-four at the Rugby World Cup in South Africa. His final game was against Australia on 3 June 1995.

After his retirement, he coached the youth team of Castres.