Thomas Aquinas (1225-1274), the most important Catholic medieval philosopher and theologian

Thomas More (1478-1535)

Thomas Becket (died 1170)

University of St. Thomas (Minnesota), St. Paul, Minnesota, USA

St Thomas' College, Mount Lavinia, Sri Lanka

Saint Thomas, U.S. Virgin Islands, an island of the Caribbean Sea

St. Thomas' Hospital, Southwark

Thomas Kozaki (died 1597), see Saints Paul Miki and Companions

São Tomé, an island in São Tomé and Príncipe

St. Thomas, Ontario, Canada

Thomas Garnet (died 1608)

San Tomás, an old name of San Benedicto Island

Thomas Khuong, of the Vietnamese Martyrs

St. Thomas College, Thrissur, Kerala, India

Saint Thomas Parish, Jamaica

Saint Thomas Academy, a high school in Minnesota, USA

Thomas Cantilupe, or Thomas of Hereford (died 1282)

St. Thomas, North Dakota

Thomas of Villanova (1488-1455)

St. Thomas, Swansea, United Kingdom

Saint Thomas Choir School

St. Thomas Township, Pennsylvania

St. Thomas, Missouri

Thomas Hansen, a Norwegian musician

St. Thomas, Nevada, a sunken town

St Thomas, Exeter, United Kingdom

Saint Thomas's Gate aka Bab Tuma, a district of Damascus, Syria.

St. Thomas (song), a jazz composition by saxophonist Sonny Rollins

St. Thomas College, Pala, Kerala, India

See St. Thomas' Church, disambiguation.

Thomas the Apostle, a Christian saint of the 1st century

St. Thomas University, Fredericton, New Brunswick, Canada

Thomas of Dover or Thomas Hales (died 1295)

University of St. Thomas Houston, Texas, USA

The Parish of Saint Thomas, located in Barbados.

SMK St. Thomas, Kuching, Sarawak