Alessandro Aleotti, known as J-Ax, (born 5 August 1972 in Milan, Italy) is an Italian rapper, former singer in the rap group Articolo 31 with his DJ Vito Luca Perrini (DJ Jad). He is the brother of Grido from the group Gemelli Diversi. On 6 May 2010, he created the band 'Due di picche' with Neffa.