Career
He played for Armătura Zalău, Dermata Cluj-Napoca, American Statistical Association Târgu Mureş, Gloria Bistriţa and Football Club Baia Mare. On 27 September 1982, Alexandru Koller scored at Santiago Bernabéu, opening the score for Football Club Baia Mare in a European Cup Winners" Cup second leg match against Real Madrid. At that time, the Romanian team was playing in Divizia B, the second division.
He retired from football in 1983, aged only 30, to become vice-president of Football Club Baia Mare and then between 1990 and 1996 he was president and owner of the club