Ernesto Arturo Ueltschi (April 1, 1922 – July 6, 2014) was an Argentine politician, lawyer, and teacher.

[1] His political career spanned from 1940 until 1995, when he tendered his resignation from the Integration and Development Movement (MID).

[1] Ueltschi was born in San Rafael, Mendoza, on April 1, 1922, to Oscar Rodolfo and Marta Hübbe.

[1] Ueltschi won the Mendoza state election on February 23, 1958, as a candidate for the Intransigent Radical Civic Union (UCRI), the political party of incoming President Arturo Frondizi.

[1] Ernesto Ueltschi died in Buenos Aires, where he resided, on July 6, 2014, at the age of 92.