John Henni

The Most Reverend John Martin Henni
Archbishop of Milwaukee
See	Milwaukee
Installed	November 28, 1843
Term ended	September 7, 1881
Predecessor	none
Successor	Michael Heiss
Orders
Ordination	February 2, 1829
Consecration	March 19, 1844
Personal details
Born	(1805-06-15)June 15, 1805 Misanenga, Obersaxen, Graubünden, Switzerland
Died	September 7, 1881(1881-09-07) (aged 76) Milwaukee, Wisconsin, United States
Denomination	Roman Catholic Church
Signature

John Martin Henni (June 15, 1805 – September 7, 1881) was a Swiss-born prelate of the Roman Catholic Church who served as the first Archbishop of the Archdiocese of Milwaukee, Wisconsin from 1843 until his death in 1881.