Alexandre Soares is a musician and composer born in Porto. He began his career in 1980 as co-founder, guitarist, and first vocalist of the band GNR. In the 1990s, he joined the collective Três Tristes Tigres, whose album Guia Espiritual was named best album of 1996 by Blitz. That same decade, he was recognised as best Portuguese composer in Pop Rock by Público.

His work spans multiple disciplines such as cinema, dance, theatre, and installation art. Notable film collaborations include three works with director João Canijo, two of which screened at Cannes. In contemporary dance, he composed over 15 works for choreographer Né Barros. He has also released music with Osso Vaidoso and regularly performs with Três Tristes Tigres, whose latest album Arca was released in 2025, including a performance at Expo 2025 in Osaka representing the Municipality of Porto.