Ásgeir Trausti Einarsson (born in 1992) is an Icelandic solo singer-songwriter whose music is described as melodic folk. In his Icelandic releases, he was credited as Ásgeir Trausti,. But more recently in 2013 with his launching as an international artist has started using his mononym Ásgeir as a recording name. Ásgeir performs with his own band Ásgeir Trausti Band. He also plays guitar in the Icelandic band The Lovely Lion.

Ásgeir's debut album is Dýrð í dauðaþögn released in 2012, the lead single from which, "Sumargestur", made number to number two on the Tónlist, an unofficial but widely quoted Icelandic Singles Chart, followed up with the single "Leyndarmál" (six weeks at number 1 on Tónlist) and the title track "Dýrð í dauðaþögn" from the album (three weeks at #1 on Tónlist).