Hugo Alpen (26 October 1842 – 20 June 1917) was a German-born Australian composer, choral conductor and singing teacher.

After spending several years in Melbourne, Alpen was appointed director of the Vocal Philharmonic Society in the New South Wales town of Tumut in 1862, and from 1865 was based in Albury.

[1] In the earliest precursors of today's Schools Spectaculars, Alpen led massed student choirs in gala performances, often including his own compositions.

At the celebrations of the Inauguration of the Commonwealth in Centennial Park on 1 January 1901, he conducted an estimated 10,000 school children in a performance of his work Federated Australia.

Men of America, Hail!, which was performed as an "ode of welcome to the American Fleet" on its hugely popular first visit to Sydney Harbour in 1908.