Aleksandar Vuksanović (Serbian Cyrillic: Александар Вуксановић), known by his stage name Aca Lukas (born on 3 November 1969), is a Serbian folk singer. He started performing various music genres, from jazz to Gypsy music. Aca started mixing them into potpourris that became his trademark in years to come. After performing at the clubs Hogar and Lukas, he moved on to the next stage by playing with rock singer Viktorija. Then he started a solo career. His first big hit was the song "Pesma od bola". Then he continued with other hits "Kafana na Balkanu", "Bele ruže" and many more. In 2003, he was arrested in a police action "Sablja" for possession of a non-reported gun.

He made a comeback in 2006. He won first prize on "II Axel Grand Festival" in 2008. with "Upali svetlo". His first concert at Belgrade Arena was on 3 November 2008. He has since had another two concerts in Belgrade Arena on 3–4 November 2010.