The Diocese of Lake Charles includes the civil parishes of Allen, Beauregard, Calcasieu, Cameron, and Jefferson Davis.

[3] Pope Benedict XV erected the Diocese of Lafayette in Louisiana on January 11, 1918, with territory taken from the Archdiocese of New Orleans.

[7] A number of churches and schools sustained substantial damages due to Hurricane Laura.

He was accused of sexually abusing three boys as young as eight years old between 1986 and 1989 at Our Lady Queen of Heaven and St. Henry's Parishes in Lake Charles.

Diocesan officials knew that he had had sexual contact with at least four other children, but never reported the crimes to law enforcement.

[12] In April 2019, the diocese released a list of 11 clergy with credible accusations of sexual abuse of minors.