Glennon is an unincorporated community in the eastern part of Liberty Township in Bollinger County, Missouri, United States.
This Catholic community was established in 1928, and was named for Archbishop John J. Glennon, who served as the Roman Catholic Archbishop of St. Louis from 1903 until his death in 1946.State Historical Society of Missouri: Bollinger County Place Names, 1928-1945 http://shs.umsystem.edu/manuscripts/ramsay/ramsay_bollinger.html A Directory of Towns, Villages, and Hamlets Past and Present of Bollinger County, Missouri
References