Thomas William Drumm (July 12, 1871 – October 24, 1933) was an Irish-born prelate of the Roman Catholic Church.

[1] He completed his theological studies at the Grand Seminary of Montreal in Quebec, Canada, where he was ordained to the priesthood by Archbishop Paul Bruchési on December 21, 1901.

[2] He then furthered his studies at the Catholic University of America in Washington, D.C.[1] He labored in the diocesan missions of Dubuque, and became pastor of St. Patrick's Church in Cedar Rapids in 1915.

[1] On March 28, 1919, Drumm was appointed the second Bishop of Des Moines by Pope Benedict XV.

[2] He received his episcopal consecration on the following May 21 from Archbishop John Joseph Keane, with Bishops James J. Davis and Edmond Heelan serving as co-consecrators.