Aula Palatina

"From the 17th century, the Maison Carrée served as a church for the Augustinian convent until the French Revolution, when it became a national property." (Ab Ev)

Jupiter Temple

Pantheon

The temple was remade into a church around 500 CE. (AB ev)

Galerius Tomb (Rotunda)

Santa Maria della Minerva: "The Roman temple, traditionally dedicated to Minerva, or possibly to Castor and Pollux, is relatively well preserved. It was first converted into a church and then, in 1212, into a prison. From 1456 the building was again used as a church, dedicated to Santa Maria della Minerva in 1539." (AB Ev)
See en.wikipedia.org