Ohn is a Burmese name, used by people from Myanmar. Notable people with the name include:
Ohn Gyaw (born 1932), Burmese Minister of Foreign Affairs from 1991–1998
Ohn Kyaing (born 1944), Burmese politician and former political prisoner
Ohn Kyaw Myint (born 1977), Burmese army officer
Ohn Maung (1913–1947), Burmese Deputy Minister of Transport from 1946–1947
Ohn Myint (1918–2010), Burmese journalist
Ohn Myint (politician) (fl. 2010–2016), Burmese Minister for Livestock, Fisheries and Rural Development from 2011–2016
Ohn Pe (c. 1917–2008) was a Burmese businessman
Ohn Than (born 1946), Burmese democracy activist
Maung Maung Ohn (fl. 2014–2016), Burmese Chief Minister of Rakhine State, Myanmar from 2014–2016
Shwe Ohn (1923–2010), Burmese politician