Mark Leibler AC is an Australian lawyer, businessman, and political activist.[1][2][3]
Leibler is the sole senior partner of Arnold Bloch Leibler, an Australian law firm founded by Arnold Bloch in 1953, where he became a partner in 1969. Leibler is a political activist, especially on the issues of indigenous rights and support of Israel.
He is a member of Australia's prominent Leibler family, the younger brother of Isi Leibler and son of Abraham Leibler.[4]