Pierre Leemans, (1897–1980) was a Belgian musician and composer of classical music. He worked in a variety of genres, including orchestral and choral music, film scores, and songs, but is best known for his marches. The "March of the Belgian Paratroopers" (Marche des Parachutistes Belges) is especially popular. https://en.wikipedia.org/wiki/Pierre_Leemans