Musician Otto Hauser is a multi-instrumentalist, composer, and educator best known for his work as a drummer.

In addition to solo performances, Hauser directs the ensemble Expectations and co-leads the groups Etheric Currents, Half Hearts, and the Gamble/Hauser/Wood Trio. Over the past twenty years, he has performed on over one hundred studio albums and innumerable concerts across North America, South America, Europe, and Asia, collaborating with a diverse array of artists such as folk legends Kath Bloom, Vashti Bunyan, Mike Heron, Michael Hurley, and Bert Jansch; rockers The Black Crowes, Gary Louris, Philip Selway, Tommy Stinson, Jeff Tweedy, Tony Visconti, and The War on Drugs; jazz giants Don Byron, Chuck Mangione, Ed Mann, and Clark Terry; drum legends Steve Gadd and Bobby Previte; the inestimable Kevin Ayers and Meshell Ndegeocello; and many contemporary indie and folk acts, including Nat Baldwin, Devendra Banhart, Richard Buckner, Diane Cluck, Espers, Josephine Foster, Fruit Bats, Cass McCombs, Juana Molina, Elvis Perkins, Luke Temple, Sharon Van Etten, Vetiver, and Jonathan Wilson. 

Hauser is a proud endorser of Istanbul Agop cymbals and C&C drums.

Originally from Rochester, New York, Otto currently lives in New York's Hudson Valley.