Sant'Angelo Romano

Infobox CityIT
img_coa =
official_name = Sant'Angelo Romano
region = Latium
province = Rome
elevation_m = 400
area_total_km2 = 21
population_as_of = 2001
population_total = 3078
population_density_km2 = 146
timezone = CET, UTC+1
coordinates = coord|42|2|N|12|43|E
frazioni =
telephone = 0774
postalcode = 00010
gentilic = Santangelesi
saint = St. Michael Archangel, St. Liberata
day =
mayor = Angelo Gabrielli (since June 14, 2004)
website =

Sant'Angelo Romano is a town in Latium, Italy, administratively part of the province of Rome. It has 3,078 inhabitants as of 2001. It is located north of Guidonia Montecelio, where the closest Trenitalia train station (about 40 minutes by train from Rome) is located.

The most important site in S.Angelo Romano is the Orsini-Cesi castle, which lays on the top of the old town. The castle hosts an important prehistorical museum. The main body of the castle is the palace of prince Federico Cesi, the founder of Accademia dei Lincei.