There are several artists/bands called Alexa:

1.) AleXa (알렉사, also known as Alex Christine) is an American singer based in South Korea. She made her debut on October 21, 2019 with the single "Bomb".

2.) [[b]Alexa is a rock band from Indonesia. Found on 2007, the band has one album, released on June, 2009 under Warner Music records.

3.) Alexa (aka Olga Fesenco) (born January 3, 1988) is a Moldovan pop artist that has taken several times part in the Moldovan national final of the Eurovision Song Contest. In 2008 her song was "We Are One" and in 2009 "(A Flight) to the Light".

4.) Alexa (Eördögh Alexa) is a Hungarian singer.