Michael Haydn

For other people with similar names, see Michael Hayden (disambiguation).
Portrait of Michael Haydn by Franz Xaver Hornöck
signature written in ink in a flowing script

Johann Michael Haydn (German: [ˈhaɪdn̩] ⓘ; 14 September 1737 – 10 August 1806) was an Austrian composer of the Classical period, the younger brother of Joseph Haydn.