DeMatha Catholic High School is a four-year Catholic high school for boys located in Hyattsville, Maryland, United States.

Named after John of Matha, DeMatha is under the Roman Catholic Archdiocese of Washington and is a member of the Washington Catholic Athletic Conference.

[3] The United States Department of Education recognized DeMatha as a Blue Ribbon School in 1984 and 1991.

[4] According to the school's website, the music program includes "five concert bands, three choruses, three percussion ensembles, three string orchestras, six levels of music theory, and a History of Rock and Roll class" plus "two jazz ensembles, a pep band for basketball games, a gospel choir, as well as numerous small ensembles.

2 high school athletic program in the United States in 2005,[6] and again in 2007.