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

In addition to solo performances, Hauser leads the ensemble Expectations and co-leads the trio Late Regulars. Over the past twenty years, he has performed on dozens of studio albums and hundreds of live shows across North America, South America, Europe, and Asia, working with diverse artists such as folk legends Kath Bloom, Vashti Bunyan, Mike Heron, Michael Hurley, and Bert Jansch; rockers The Black Crowes, Gary Louris, Philip Selway, Jeff Tweedy, and Tony Visconti; drum legends Steve Gadd and Bobby Previte; the unclassifiable Meshell Ndegeocello; and many contemporary indie and folk acts, including Nat Baldwin, Devendra Banhart, Richard Buckner, Espers, Josephine Foster, Fruit Bats, Cass McCombs, Juana Molina, Elvis Perkins, Sharon Van Etten, Vetiver, and Jonathan Wilson. 

Hauser endorses Istanbul Agop cymbals and C&C drums.

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