| 4,125 (2011)|
| ST 305 935|
NP postcode area
Llantarnam (Welsh: Llanfihangel Llantarnam) is a suburb of Cwmbran, and is a community and electoral ward in the county borough of Torfaen in south east Wales. The ward covers the same area as the community, but also includes Southville.
Llantarnam Abbey is a Cistercian abbey founded in 1179 as a daughter house of Strata Florida Abbey. The remains of that abbey are incorporated into the present buildings housing the Sisters of Saint Joseph. It also contains St Michael's Church.
Llantarnam Hall is home to Rougemont School.
The local secondary school is Llantarnam School.
At the 2011 CensusPopulation 4,125 (community), 5,526 (ward), (Torfaen 91,075)
David Lewis (martyr)
Thomas Morgan (of Llantarnam)