Hostetler is a surname of German origin. The name refers to:
- Abraham J. Hostetler (1818–1899), American politician from Indiana; U.S. representative 1879–81
- Chuck Hostetler (1903–1971), American professional baseball player
- Dave Hostetler (b. 1956), American professional baseball player
- David Hostetler (b. 1926), American sculptor
- Jeff Hostetler (b. 1961), American professional football player
- John A. Hostetler (1918–2001), American scholar of the Amish and Hutterite Societies
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