Matteo Aloisio Niedhammer y Yaeckle

Matteo Aloisio Niedhammer y Yaeckle (September 11, 1901 - June 25, 1970) was a Roman Catholic bishop.

Born in New York City, New York, United States, Niedhammer y Yaeckle was ordained to the priesthood on June 8, 1927. On May 11, 1943, he was appointed titular bishop of Caloe and bishop of the Vicariate Apostolic of Bluefields, Nicaragua and was ordained bishop on June 29, 1943. He died in 1970 while still in office.