St. Thomas More Catholic High School (STM) is a co-educational, Roman Catholic high school located in Lafayette, Louisiana.

It opened its doors in 1982 and is named after the 16th-century saint Thomas More.

[2] It is owned and operated by the Roman Catholic Diocese of Lafayette.

[3] The demographic breakdown of the 982 students enrolled in 2022-2023 was:[1] St. Thomas More Catholic athletics competes in the LHSAA.

The school offers sports including football, cross country, swimming, basketball, baseball, softball, volleyball, tennis, wrestling, lacrosse, golf, dancing, bowling, and soccer.