Kazys Bradunas (11 February 1917 – 9 February 2009) was a Lithuanian émigré poet and editor.
He was born in Kiršai, in the Lithuania District of Ober Ost, a territory occupied by the German Empire.
He graduated from Vilnius University where he studied Lithuanian language and literature.
During the post-war period he lived in Displaced Persons camps in Germany.
In 1944 Bradunas emigrated to the U.S., and lived in Baltimore and Chicago.
In 1995 he returned to Lithuania and then lived in the capital, Vilnius, until his death.