Max Reger's 1915 Requiem, Op. 144b, is a late Romantic setting of Friedrich Hebbel's poem "Requiem" for alto or baritone solo, chorus and orchestra. It is Reger's last completed work for chorus and orchestra, dedicated in the autograph as Dem Andenken der im Kriege 1914/15 gefallenen deutschen Helden.

Johann Baptist Joseph Maximilian Reger was a German composer, pianist, organist, conductor, and academic teacher. He worked as a concert pianist, a musical director at the Leipzig University Church, a professor at the Royal Conservatory in Leipzig, and a music director at the court of Duke Georg II of Saxe-Meiningen.