Nikos Vallianos was a Greek football goalkeeper of the 1970s - 1980s era.
Vallianos was born in Athens on January 2, 1954. He started his football at Palaio Faliro and was acquired by Panathinaikos in 1972. He played for the greens until 1980.
Afterwards, Vallianos also played for Olympiakos Volos (1980 - 1982), Aegaleo FC (1982 - 1984), Athinaikos (1985 - 1987) and Atromitos Athens (1987 until 1990 when he ended his career).
Following his retirement as an active player, Vallianos became an assistant coach at Atromitos Athens. In 1994, he became head coach of Ethnikos Asteras.
Vallianos died of a stroke on August 8, 1996 while coaching Ethnikos Asteras at Chania Peliou, Thessaly.