Alo Mattiisen (22 April 1961 – 30 May 1996) was an Estonian musician and composer.
One of the most famous melodies that he composed was a patriotic song titled "No land is alone", with lyrics written by the Estonian poet Jüri Leesment.
In 1984, Mattiisen graduated from the Tallinn State Conservatory, becoming a specialist in pedagogy of music.
He died of a heart attack on 30 May 1996 in Tallinn, Harjumaa, at the age of 35.
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