1787 – Born on November 25th in the Upper Austrian Innviertel. The composer of the carol, Silent Night, Holy Night.
– Gruber felt attracted to music and he took violin and organ lessons. One of Gruber’s promoters was Andreas Peterlechner, a teacher in Oberndorf, who helped him to become headmaster and organist.
1816 – He served as the organist in the church of St. Nikola in Oberndorf.
1817-1819 – Mohr’s and Gruber’s paths crossed which led to the origin of the Christmas carol "Silent Night, Holy Night".
– On Christmas Eve he composed his one published work, the music for the poem Silent Night by the local curate, Josef Mohr.
1829 – Gruber left Arnsdorf and Oberndorf for Berndorf and later for Hallein. There he worked as a choir leader.
1863 – Died on June 7th.