Joachim Nicolas Eggert was a Swedish composer and conductor. He analyzed violin being a youngsters, and afterwards pursued structure and music theory with Johann Nikolaus Forkel. In 1802 he was appointed Kapellmeister towards the courtroom movie theater of Mecklenburg-Schwerin, and in 1803 he performed violin in the Royal Courtroom Orchestra of Sweden. He became a member of the Royal Swedish Music Academy in 1807, and from 1808 to 1812 he offered as key conductor for the Royal Courtroom Orchestra. He constructed operas, cantatas, and four symphonies, and brought Classical Viennese design to Sweden in his very own works and shows of Haydn, Mozart, and the first symphonies of Beethoven. Eggert passed away at 34 from tuberculosis.