Joachim Heer (25 September 1825 – 1 March 1879) was a Swiss politician and member of the Swiss Federal Council (1875-1878).
He was elected to the Swiss Federal Council on 10 December 1875 and handed over office on 31 December 1878. He was affiliated to the Free Democratic Party of Switzerland. During his office time he held the following departments:
He was President of the Confederation in 1877.
Dr. Joachim-Heer-Strasse in Glarus is named for him.